Skip header and go to main content

Classification Resources
 
Class   508SOLID ANTI-FRICTION DEVICES, MATERIALS THEREFOR, LUBRICANT OR SEPARANT COMPOSITIONS FOR MOVING SOLID SURFACES, AND MISCELLANEOUS MINERAL OIL COMPOSITIONS
Click here for a printable version of this file
  Turn Outline  
     Expand/Contract Processing Please Wait
This Class 508 is considered to be an integral part of Class 252 (see the Class 252 schedule for the position of this Class in schedule hierarchy). This Class retains all pertinent definitions and class lines of Class 252.
[List of Pre Grant Publications for class 508 subclass 100][List of Patents for class 508 subclass 100]100 SOLID ANTI-FRICTION DEVICE, ARTICLE OR MATERIAL THEREFOR (I.E., SHAPED SOLID ARTICLES WHICH RETAIN THEIR SHAPE DURING USE, SUCH AS BEARINGS, RINGS, SEALS, JOURNAL BOXES, BUSHINGS, BRAKES, CLUTCHES, GUN WADS, JOURNAL BEARINGS, OR LINERS FOR BEARINGS, BRAKES OR CLUTCHES, OR MATERIAL THEREFOR, WHEREIN A LUBRICANT IS A PERMANENT PART OF THE SOLID ANTI-FRICTION DEVICE, ARTICLE OR MATERIAL, WHETHER BY PERMANENT COATING, IMPREGNATION INTO THE INTERSTICES THEREOF, OR BY BEING PART OF THE COMPOSITION) (E.G., SYNTHETICRESIN TYPE SOLID ANTI-FRICTION DEVICES, ETC.)
[List of Pre Grant Publications for class 508 subclass 110][List of Patents for class 508 subclass 110]110 LUBRICANTS OR SEPARANTS FOR MOVING SOLID SURFACES AND MISCELLANEOUS MINERAL OIL COMPOSITIONS (E.G., WATER CONTAINING, ETC.)
 [List of Pre Grant Publications for class 508 subclass 111][List of Patents for class 508 subclass 111]111 Subclass 111 indent level is 1 Processes of purifying or recovering used lubricant compositions, and purified or recovered products thereof
 [List of Pre Grant Publications for class 508 subclass 112][List of Patents for class 508 subclass 112]112 Subclass 112 indent level is 1 Halogenated graphite, or microorganism metabolic product or culture product of indeterminate structure
[List of Pre Grant Publications for class 508 subclass 113][List of Patents for class 508 subclass 113]113 Subclass 113 indent level is 1 Graphite, coal, or elemental carbon
 [List of Pre Grant Publications for class 508 subclass 132][List of Patents for class 508 subclass 132]132 Subclass 132 indent level is 1 Tar, tar distillate, or chemically reacted tar or tar distillate
[List of Pre Grant Publications for class 508 subclass 133][List of Patents for class 508 subclass 133]133 Subclass 133 indent level is 1 Asphalt, pitch, pitch distillate, or chemically reacted asphalt or pitch (e.g., sulfurized, salified, reduced, blown, etc.)
 [List of Pre Grant Publications for class 508 subclass 135][List of Patents for class 508 subclass 135]135 Subclass 135 indent level is 1 Distillation residues of crude chemical reaction mixtures, or such residues chemically reacted (e.g., oxo still bottoms, etc.)
[List of Pre Grant Publications for class 508 subclass 136][List of Patents for class 508 subclass 136]136 Subclass 136 indent level is 1 Silicon dioxide, silicic acid, orthosilicate, or metasilicate, including surface-treated (e.g., clays, onium clays, estersils, etc.)
 [List of Pre Grant Publications for class 508 subclass 149][List of Patents for class 508 subclass 149]149 Subclass 149 indent level is 1 Elemental halogen or elemental phosphorus
[List of Pre Grant Publications for class 508 subclass 150][List of Patents for class 508 subclass 150]150 Subclass 150 indent level is 1 Elemental metal or boron, or alloyed metal
[List of Pre Grant Publications for class 508 subclass 152][List of Patents for class 508 subclass 152]152 Subclass 152 indent level is 1 Elemental sulfur, selenium, or tellurium
[List of Pre Grant Publications for class 508 subclass 154][List of Patents for class 508 subclass 154]154 Subclass 154 indent level is 1 Inorganic compound (except water) (Overbased or carbonated organic acidic compounds are not classified in this subclass or its indents on the basis of inorganic overbasing or carbonating agents; the overbased or carbonated compounds are treated as complexes, and are classified with the particular organic acidic compound)
[List of Pre Grant Publications for class 508 subclass 155][List of Patents for class 508 subclass 155]155 Subclass 155 indent level is 2 The inorganic compound contains boron (e.g., boron nitride, boramine, etc.)
[List of Pre Grant Publications for class 508 subclass 161][List of Patents for class 508 subclass 161]161 Subclass 161 indent level is 2 The inorganic compound contains phosphorus or silicon (e.g., phosphorus sulfide, etc.)
[List of Pre Grant Publications for class 508 subclass 165][List of Patents for class 508 subclass 165]165 Subclass 165 indent level is 2 The inorganic compound contains heavy metal or aluminum
 [List of Pre Grant Publications for class 508 subclass 173][List of Patents for class 508 subclass 173]173 Subclass 173 indent level is 2 With organic compound containing silicon
 [List of Pre Grant Publications for class 508 subclass 174][List of Patents for class 508 subclass 174]174 Subclass 174 indent level is 2 With organic phosphorus compound
[List of Pre Grant Publications for class 508 subclass 175][List of Patents for class 508 subclass 175]175 Subclass 175 indent level is 2 With organic -C(=O)O- compound (e.g., ester waxes, etc.)
 [List of Pre Grant Publications for class 508 subclass 179][List of Patents for class 508 subclass 179]179 Subclass 179 indent level is 2 With organic nitrogen or sulfur compound
 [List of Pre Grant Publications for class 508 subclass 180][List of Patents for class 508 subclass 180]180 Subclass 180 indent level is 2 The inorganic compound is a carbonate
[List of Pre Grant Publications for class 508 subclass 181][List of Patents for class 508 subclass 181]181 Subclass 181 indent level is 1 PTFE (polytetrafluoroethylene)
 [List of Pre Grant Publications for class 508 subclass 184][List of Patents for class 508 subclass 184]184 Subclass 184 indent level is 1 Azo compound (i.e., compound having two acyclic nitrogens double bonded to each other, and carbon single bonded to each of the nitrogens)
[List of Pre Grant Publications for class 508 subclass 185][List of Patents for class 508 subclass 185]185 Subclass 185 indent level is 1 Organic compound containing boron
 [List of Pre Grant Publications for class 508 subclass 201][List of Patents for class 508 subclass 201]201 Subclass 201 indent level is 1 Compound of indeterminate structure, prepared by reacting a silicon compound of known structure
[List of Pre Grant Publications for class 508 subclass 202][List of Patents for class 508 subclass 202]202 Subclass 202 indent level is 1 Organic compound containing silicon (e.g., silicon esters)
[List of Pre Grant Publications for class 508 subclass 216][List of Patents for class 508 subclass 216]216 Subclass 216 indent level is 1 Protein, carbohydrate, lignin, plant matter of indeterminate structure, or their reaction product of indeterminate structure
[List of Pre Grant Publications for class 508 subclass 221][List of Patents for class 508 subclass 221]221 Subclass 221 indent level is 1 Compound of indeterminate structure, prepared by reacting a heterocyclic compound of known structure; a heterocyclic ring is one having as ring members only carbon and at least one hetero atom selected from nitrogen and chalcogen (oxygen, sulfur, selenium, or tellurium)
 [List of Pre Grant Publications for class 508 subclass 222][List of Patents for class 508 subclass 222]222 Subclass 222 indent level is 2 The heterocyclic compound reactant contains a lactone or cyclic carbonate ring
[List of Pre Grant Publications for class 508 subclass 223][List of Patents for class 508 subclass 223]223 Subclass 223 indent level is 2 The heterocyclic compound reactant contains a three- or four-membered hetero ring (e.g., aziridine, epoxy compounds, oxetane, etc.)
 [List of Pre Grant Publications for class 508 subclass 226][List of Patents for class 508 subclass 226]226 Subclass 226 indent level is 2 The heterocyclic compound reactant is sulfurized by means of an inorganic sulfurizing agent
[List of Pre Grant Publications for class 508 subclass 227][List of Patents for class 508 subclass 227]227 Subclass 227 indent level is 2 An additional reactant contains phosphorus
 [List of Pre Grant Publications for class 508 subclass 229][List of Patents for class 508 subclass 229]229 Subclass 229 indent level is 2 An additional reactant is an aldehyde or ketone
 [List of Pre Grant Publications for class 508 subclass 230][List of Patents for class 508 subclass 230]230 Subclass 230 indent level is 2 An additional reactant is an inorganic compound containing heavy metal or aluminum (e.g., ammonium molybdate, etc.)
 [List of Pre Grant Publications for class 508 subclass 231][List of Patents for class 508 subclass 231]231 Subclass 231 indent level is 2 The heterocyclic compound reactant contains a five-membered hetero ring with at least three ring hetero atoms (e.g., thiadiazole, benzotriazole, etc.)
[List of Pre Grant Publications for class 508 subclass 232][List of Patents for class 508 subclass 232]232 Subclass 232 indent level is 2 The heterocyclic compound reactant contains a carboxylic acid anhydride ring
 [List of Pre Grant Publications for class 508 subclass 242][List of Patents for class 508 subclass 242]242 Subclass 242 indent level is 2 An additional reactant is a phenol, a thiophenol, a carboxylic acid, or salt thereof
[List of Pre Grant Publications for class 508 subclass 243][List of Patents for class 508 subclass 243]243 Subclass 243 indent level is 1 Heterocyclic ring compound; a heterocyclic ring is one having as ring members only carbon and at least one hetero atom selected from nitrogen and chalcogen (i.e., oxygen, sulfur, selenium, or tellurium)
[List of Pre Grant Publications for class 508 subclass 244][List of Patents for class 508 subclass 244]244 Subclass 244 indent level is 2 The hetero ring contains six members including nitrogen and carbon (e.g., pyridine, picoline salts, etc.)
[List of Pre Grant Publications for class 508 subclass 245][List of Patents for class 508 subclass 245]245 Subclass 245 indent level is 3 Chalcogen in the hetero ring
[List of Pre Grant Publications for class 508 subclass 255][List of Patents for class 508 subclass 255]255 Subclass 255 indent level is 3 Plural nitrogens in the hetero ring
 [List of Pre Grant Publications for class 508 subclass 261][List of Patents for class 508 subclass 261]261 Subclass 261 indent level is 3 Polycyclo ring system which contains the hetero ring as one of the cyclos
[List of Pre Grant Publications for class 508 subclass 262][List of Patents for class 508 subclass 262]262 Subclass 262 indent level is 3 Piperidines
[List of Pre Grant Publications for class 508 subclass 264][List of Patents for class 508 subclass 264]264 Subclass 264 indent level is 3 Vinyl pyridine polymer (e.g., polyvinylpyridine, vinyl-pyridine-alkyl acrylate copolymer, etc.)
 [List of Pre Grant Publications for class 508 subclass 266][List of Patents for class 508 subclass 266]266 Subclass 266 indent level is 3 Nitrogen attached to the hetero ring directly or indirectly by acyclic nonionic bonding
 [List of Pre Grant Publications for class 508 subclass 267][List of Patents for class 508 subclass 267]267 Subclass 267 indent level is 3 Chalcogen or nitrogen attached indirectly to the hetero ring by nonionic bonding
[List of Pre Grant Publications for class 508 subclass 268][List of Patents for class 508 subclass 268]268 Subclass 268 indent level is 2 The hetero ring contains five members including nitrogen and carbon (e.g., polyvinylpyrrolidone, etc.)
[List of Pre Grant Publications for class 508 subclass 269][List of Patents for class 508 subclass 269]269 Subclass 269 indent level is 3 Plural hetero atoms in the hetero ring (e.g., pyrazoles, benzimidazoles, etc.)
[List of Pre Grant Publications for class 508 subclass 270][List of Patents for class 508 subclass 270]270 Subclass 270 indent level is 4 Chalcogen in the hetero ring (e.g., benzoxazoles, etc.)
[List of Pre Grant Publications for class 508 subclass 279][List of Patents for class 508 subclass 279]279 Subclass 279 indent level is 4 Three or four nitrogens in the hetero ring (e.g., 1,2,4-triazole, tetrazole, etc.)
[List of Pre Grant Publications for class 508 subclass 283][List of Patents for class 508 subclass 283]283 Subclass 283 indent level is 4 The hetero ring is a monocyclic 1,3-diazole or a monocyclic hydrogenated 1,3-diazole
[List of Pre Grant Publications for class 508 subclass 287][List of Patents for class 508 subclass 287]287 Subclass 287 indent level is 3 Plural oxygens double bonded directly to ring carbons of the hetero ring which are adjacent to the ring nitrogen
 [List of Pre Grant Publications for class 508 subclass 296][List of Patents for class 508 subclass 296]296 Subclass 296 indent level is 3 Polycyclo ring system which contains the hetero ring as one of the cyclos (e.g., indigo, carbazole, phthalocyanine, etc.)
[List of Pre Grant Publications for class 508 subclass 297][List of Patents for class 508 subclass 297]297 Subclass 297 indent level is 3 Having a -C(=X)X- group, wherein the Xs are the same or diverse chalcogens, attached directly or indirectly to the hetero ring by acyclic nonionic bonding (e.g., vinylpyrrolidone-acrylate copolymers, etc.)
[List of Pre Grant Publications for class 508 subclass 299][List of Patents for class 508 subclass 299]299 Subclass 299 indent level is 2 Sulfur-containing hetero ring
[List of Pre Grant Publications for class 508 subclass 304][List of Patents for class 508 subclass 304]304 Subclass 304 indent level is 2 Oxygen-containing hetero ring (e.g., allyl glycidyl ether, etc.)
[List of Pre Grant Publications for class 508 subclass 312][List of Patents for class 508 subclass 312]312 Subclass 312 indent level is 1 Organic oxidate of indeterminate composition
[List of Pre Grant Publications for class 508 subclass 322][List of Patents for class 508 subclass 322]322 Subclass 322 indent level is 1 Sulfurized compound of indeterminate structure, which is a reaction product of an organic compound with sulfur halide, elemental sulfur, or metal polysulfide
 [List of Pre Grant Publications for class 508 subclass 323][List of Patents for class 508 subclass 323]323 Subclass 323 indent level is 2 Both sulfur and sulfur halide are reacted with the organic compound
 [List of Pre Grant Publications for class 508 subclass 324][List of Patents for class 508 subclass 324]324 Subclass 324 indent level is 2 Hydrogen sulfide or a salt thereof is also reacted with the organic compoud
[List of Pre Grant Publications for class 508 subclass 325][List of Patents for class 508 subclass 325]325 Subclass 325 indent level is 2 Phosphorus or an inorganic phosphorus compound is reacted with the organic compound either together with or subsequent to the sulfurizing agent (e.g., terpene-sulfur-phosphorus sulfide reaction products, reaction product of sulfurized olefin with phosphorus sulfide, etc.)
 [List of Pre Grant Publications for class 508 subclass 328][List of Patents for class 508 subclass 328]328 Subclass 328 indent level is 2 The organic compound is an organic nitrogen compound (e.g., sulfurized nitriles, phosphatides, unsaturated amines, etc.)
 [List of Pre Grant Publications for class 508 subclass 329][List of Patents for class 508 subclass 329]329 Subclass 329 indent level is 2 The organic compound is an organic phosphorus or sulfur compound (e.g., sulfurized phosphate esters, sulfonates, etc.)
 [List of Pre Grant Publications for class 508 subclass 330][List of Patents for class 508 subclass 330]330 Subclass 330 indent level is 2 The organic compound is rosin, tall oil, or a derivative thereof of indeterminate structure
 [List of Pre Grant Publications for class 508 subclass 331][List of Patents for class 508 subclass 331]331 Subclass 331 indent level is 2 The organic compound is a carboxylic acid or salt thereof
[List of Pre Grant Publications for class 508 subclass 332][List of Patents for class 508 subclass 332]332 Subclass 332 indent level is 2 The organic compound is an organic oxygen compound which does not contain a -C(=O)O- group, or is an organic halogen compound (e.g., sulfurized pentadecenylphenol, etc.)
[List of Pre Grant Publications for class 508 subclass 334][List of Patents for class 508 subclass 334]334 Subclass 334 indent level is 2 With an organic nitrogen compound, which may or may not be reacted with the sulfurized compound
 [List of Pre Grant Publications for class 508 subclass 336][List of Patents for class 508 subclass 336]336 Subclass 336 indent level is 2 With an organic -S(=O)(O- compound, which may or may not be reacted with the sulfurized compound (e.g., sulfates, mahogany sulfonates, etc.)
[List of Pre Grant Publications for class 508 subclass 337][List of Patents for class 508 subclass 337]337 Subclass 337 indent level is 2 With an organic phosphorus compound, which may or may not be reacted with the sulfurized compound
[List of Pre Grant Publications for class 508 subclass 339][List of Patents for class 508 subclass 339]339 Subclass 339 indent level is 2 With an organic -C(=O)O- compound, which may or may not be reacted with the sulfurized compound
 [List of Pre Grant Publications for class 508 subclass 341][List of Patents for class 508 subclass 341]341 Subclass 341 indent level is 2 With organic halogen compound
 [List of Pre Grant Publications for class 508 subclass 342][List of Patents for class 508 subclass 342]342 Subclass 342 indent level is 2 With an organic oxygen compound, which may or may not be reacted with the sulfurized compound
 [List of Pre Grant Publications for class 508 subclass 343][List of Patents for class 508 subclass 343]343 Subclass 343 indent level is 2 Sulfurized mixture of hydrocarbon and carboxylic acid ester (i.e., products produced by sulfurizing a mixture containing both hydrocarbon and carboxylic acid ester)
[List of Pre Grant Publications for class 508 subclass 344][List of Patents for class 508 subclass 344]344 Subclass 344 indent level is 2 Sulfurized carboxylic acid ester
[List of Pre Grant Publications for class 508 subclass 346][List of Patents for class 508 subclass 346]346 Subclass 346 indent level is 1 Phosphosulfurized or phosphooxidized organic compound of indeterminate structure (i.e., indeterminate reaction products of organic compounds with phosphorus sulfides or oxides)
 [List of Pre Grant Publications for class 508 subclass 347][List of Patents for class 508 subclass 347]347 Subclass 347 indent level is 2 The organic compound is simultaneously reacted with an inorganic phosphorus halide
 [List of Pre Grant Publications for class 508 subclass 348][List of Patents for class 508 subclass 348]348 Subclass 348 indent level is 2 The organic compound is an organic nitrogen compound (e.g., phosphosulfurized nitriles, etc.)
 [List of Pre Grant Publications for class 508 subclass 349][List of Patents for class 508 subclass 349]349 Subclass 349 indent level is 2 The organic compound is a phosphorus ester or an organic -S(=O)(=O)O- compound (e.g., phosphosulfurized petroleum mahogany sulfonates, etc.)
 [List of Pre Grant Publications for class 508 subclass 350][List of Patents for class 508 subclass 350]350 Subclass 350 indent level is 2 Phosphosulfurized or phosphooxidized mixture of hydrocarbon and organic oxygen compound
[List of Pre Grant Publications for class 508 subclass 351][List of Patents for class 508 subclass 351]351 Subclass 351 indent level is 2 The organic compound is a carboxylic acid, salt, or ester (e.g., phosphosulfurized oleic acid, etc.)
 [List of Pre Grant Publications for class 508 subclass 353][List of Patents for class 508 subclass 353]353 Subclass 353 indent level is 2 The organic compound contains -XH, wherein X is chalcogen, bonded directly to carbon and H of -XH may be replaced by metal (e.g., phosphosulfurized alkyl phenol sulfides, etc.)
[List of Pre Grant Publications for class 508 subclass 354][List of Patents for class 508 subclass 354]354 Subclass 354 indent level is 2 The organic compound is a hydrocarbon
[List of Pre Grant Publications for class 508 subclass 362][List of Patents for class 508 subclass 362]362 Subclass 362 indent level is 1 Nitrogen and heavy metal, or nitrogen and aluminum, in the same compound
[List of Pre Grant Publications for class 508 subclass 368][List of Patents for class 508 subclass 368]368 Subclass 368 indent level is 1 Heavy metal or aluminum in an organic phosphorus compound having four chalcogens bonded directly to the phosphorus
 [List of Pre Grant Publications for class 508 subclass 381][List of Patents for class 508 subclass 381]381 Subclass 381 indent level is 1 Heavy metal or aluminum in the same compound with alkali or alkaline earth metal
[List of Pre Grant Publications for class 508 subclass 382][List of Patents for class 508 subclass 382]382 Subclass 382 indent level is 1 Heavy metal or aluminum bonded directly to carbon
 [List of Pre Grant Publications for class 508 subclass 385][List of Patents for class 508 subclass 385]385 Subclass 385 indent level is 1 Heavy metal or aluminum naphthenate, in combination with an organic nitrogen, sulfur, or phosphorus compound
 [List of Pre Grant Publications for class 508 subclass 386][List of Patents for class 508 subclass 386]386 Subclass 386 indent level is 1 Organic -XCN or -N=C=X compound, wherein X is chalcogen
 [List of Pre Grant Publications for class 508 subclass 387][List of Patents for class 508 subclass 387]387 Subclass 387 indent level is 1 Compound of indeterminate structure, prepared by reacting an organic sulfonate compound of known structure
[List of Pre Grant Publications for class 508 subclass 388][List of Patents for class 508 subclass 388]388 Subclass 388 indent level is 1 Organic sulfur compound, wherein the sulfur is single bonded directly to oxygen (e.g., sulfites, etc.)
 [List of Pre Grant Publications for class 508 subclass 389][List of Patents for class 508 subclass 389]389 Subclass 389 indent level is 2 The sulfur is part of an -O-S(=O)(=O)O- group (i.e., sulfates)
[List of Pre Grant Publications for class 508 subclass 390][List of Patents for class 508 subclass 390]390 Subclass 390 indent level is 2 The sulfur is part of an -O-S(=O)(=O)- group (i.e., sulfonates)
[List of Pre Grant Publications for class 508 subclass 391][List of Patents for class 508 subclass 391]391 Subclass 391 indent level is 3 Overbased or carbonated sulfonates
 [List of Pre Grant Publications for class 508 subclass 403][List of Patents for class 508 subclass 403]403 Subclass 403 indent level is 3 The single bonded oxygen is bonded directly to carbon (e.g., sulfonate esters, etc.)
 [List of Pre Grant Publications for class 508 subclass 404][List of Patents for class 508 subclass 404]404 Subclass 404 indent level is 3 Nitrogen attached directly or indirectly to the sulfonate group by nonionic bonding
 [List of Pre Grant Publications for class 508 subclass 405][List of Patents for class 508 subclass 405]405 Subclass 405 indent level is 3 Non-sulfonate chalcogen attached indirectly to the sulfonate group by nonionic bonding
 [List of Pre Grant Publications for class 508 subclass 406][List of Patents for class 508 subclass 406]406 Subclass 406 indent level is 3 Halogen attached indirectly to the sulfonate group by nonionic bonding
 [List of Pre Grant Publications for class 508 subclass 407][List of Patents for class 508 subclass 407]407 Subclass 407 indent level is 3 With rosin, tall oil, or derivatives thereof of indeterminate structure
 [List of Pre Grant Publications for class 508 subclass 408][List of Patents for class 508 subclass 408]408 Subclass 408 indent level is 3 With organic phosphorus compound (e.g., phosphate esters, etc.)
 [List of Pre Grant Publications for class 508 subclass 409][List of Patents for class 508 subclass 409]409 Subclass 409 indent level is 3 With carboxylic acid ester
[List of Pre Grant Publications for class 508 subclass 410][List of Patents for class 508 subclass 410]410 Subclass 410 indent level is 3 Organic nitrogen compound salt of a sulfonic acid, or an organic nitrogen compound is present
[List of Pre Grant Publications for class 508 subclass 413][List of Patents for class 508 subclass 413]413 Subclass 413 indent level is 3 With organic -C(=O)O- compound
[List of Pre Grant Publications for class 508 subclass 416][List of Patents for class 508 subclass 416]416 Subclass 416 indent level is 3 With organic halogen or non-sulfonate chalcogen compound (e.g., haloparaffins, ethers, ketones, polyols, etc.)
 [List of Pre Grant Publications for class 508 subclass 418][List of Patents for class 508 subclass 418]418 Subclass 418 indent level is 3 Aluminum or heavy metal sulfonate salt
[List of Pre Grant Publications for class 508 subclass 419][List of Patents for class 508 subclass 419]419 Subclass 419 indent level is 1 Compound of indeterminate structure, prepared by reacting a compound having phosphorus single bonded directly to chalcogen by nonionic bonding and attached directly or indirectly to carbon by nonionic bonding (e.g., by reaction of phosphorus acids and esters, etc.)
[List of Pre Grant Publications for class 508 subclass 421][List of Patents for class 508 subclass 421]421 Subclass 421 indent level is 1 Organic phosphorus compound, wherein the phosphorus is single bonded directly to chalcogen by nonionic bonding (e.g., phosphorus acids, esters, etc.)
[List of Pre Grant Publications for class 508 subclass 443][List of Patents for class 508 subclass 443]443 Subclass 443 indent level is 1 Organic -C(=X)X- compound, wherein the Xs are the same or diverse chalcogens, with at least one X being sulfur
 [List of Pre Grant Publications for class 508 subclass 446][List of Patents for class 508 subclass 446]446 Subclass 446 indent level is 1 Compound of indeterminate structure, prepared by reacting an organic cyano or isocyano compound of known structure
[List of Pre Grant Publications for class 508 subclass 447][List of Patents for class 508 subclass 447]447 Subclass 447 indent level is 1 Organic cyano or isocyano compound
 [List of Pre Grant Publications for class 508 subclass 449][List of Patents for class 508 subclass 449]449 Subclass 449 indent level is 1 Rosin, tall oil, or derivatives of indeterminate structure thereof
 [List of Pre Grant Publications for class 508 subclass 450][List of Patents for class 508 subclass 450]450 Subclass 450 indent level is 1 Purified or chemically reacted naturally occurring carboxylic acid ester wax (e.g., acidolized, hydrogenated, halogenated, etc.)
 [List of Pre Grant Publications for class 508 subclass 451][List of Patents for class 508 subclass 451]451 Subclass 451 indent level is 1 Naturally occurring carboxylic acid ester wax (e.g., carnauba wax, lanolin, beeswax, etc.)
[List of Pre Grant Publications for class 508 subclass 452][List of Patents for class 508 subclass 452]452 Subclass 452 indent level is 1 Compound of indeterminate structure, prepared by reacting an organic -C(=O)O- compound of known structure
[List of Pre Grant Publications for class 508 subclass 459][List of Patents for class 508 subclass 459]459 Subclass 459 indent level is 1 Organic -C(=O)O- compound
 [List of Pre Grant Publications for class 508 subclass 460][List of Patents for class 508 subclass 460]460 Subclass 460 indent level is 2 Overbased or carbonated carboxylates
 [List of Pre Grant Publications for class 508 subclass 461][List of Patents for class 508 subclass 461]461 Subclass 461 indent level is 2 Phosphorus attached indirectly to the -C(=O)O- group by nonionic bonding
 [List of Pre Grant Publications for class 508 subclass 462][List of Patents for class 508 subclass 462]462 Subclass 462 indent level is 2 Additional chalcogen bonded directly to the carbon or the oxy of the -C(=O) O- group (i.e., carbonates, percarboxylates)
[List of Pre Grant Publications for class 508 subclass 463][List of Patents for class 508 subclass 463]463 Subclass 463 indent level is 2 Specified compound wherein the single bonded oxygen is bonded oxygen is bonded directly to an additional carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon (i.e., specified carboxylic acid ester)
 [List of Pre Grant Publications for class 508 subclass 464][List of Patents for class 508 subclass 464]464 Subclass 464 indent level is 3 Nitrogen bonded directly to the carbon of the -C(=O)O- group
[List of Pre Grant Publications for class 508 subclass 465][List of Patents for class 508 subclass 465]465 Subclass 465 indent level is 3 Plural -C(=O)O- groups attached directly or indirectly to each other by nonionic bonding (e.g., estolides of hydroxy carboxylic acids, etc.)
[List of Pre Grant Publications for class 508 subclass 466][List of Patents for class 508 subclass 466]466 Subclass 466 indent level is 4 Polymer of alpha, beta-olefinically unsaturated dicarboxylic acid ester monomer, or of esterified alpha, beta-olefinically unsaturated dicarboxylic acid or anhydride monomer (e.g., copolymer of maleic acid ester and vinyl alkyl ether, etc.)
[List of Pre Grant Publications for class 508 subclass 469][List of Patents for class 508 subclass 469]469 Subclass 469 indent level is 4 Polymer of alpha, beta-olefinically unsaturated carboxylate monomer (e.g., polymethylmethacrylate, etc.)
 [List of Pre Grant Publications for class 508 subclass 475][List of Patents for class 508 subclass 475]475 Subclass 475 indent level is 4 Polymer of monocarboxylic acid ester of olefinically unsaturated alcohol (e.g., ethylene-vinyl acetate copolymer, etc.)
[List of Pre Grant Publications for class 508 subclass 476][List of Patents for class 508 subclass 476]476 Subclass 476 indent level is 4 Nitrogen attached indirectly to the -C(=O)O- groups by nonionic bonding
[List of Pre Grant Publications for class 508 subclass 478][List of Patents for class 508 subclass 478]478 Subclass 478 indent level is 4 Benzene ring attached directly or indirectly to the -C(=O)O- groups by nonionic bonding
 [List of Pre Grant Publications for class 508 subclass 484][List of Patents for class 508 subclass 484]484 Subclass 484 indent level is 4 Cycloaliphatic ring attached directly to carbon of a -C(=O)O- group
[List of Pre Grant Publications for class 508 subclass 485][List of Patents for class 508 subclass 485]485 Subclass 485 indent level is 4 Esterified alcohol is polyhydroxy alcohol (e.g., pentaerythritol tetraalkanoate, etc.)
[List of Pre Grant Publications for class 508 subclass 496][List of Patents for class 508 subclass 496]496 Subclass 496 indent level is 4 Mono-, di-, or polyester of polycarboxylic acid
 [List of Pre Grant Publications for class 508 subclass 500][List of Patents for class 508 subclass 500]500 Subclass 500 indent level is 3 Nitrogen attached indirectly to the -C(=O)O- group by nonionic bonding
[List of Pre Grant Publications for class 508 subclass 501][List of Patents for class 508 subclass 501]501 Subclass 501 indent level is 3 Chalcogen attached indirectly to the -C(=O)O-group by nonionic bonding (e.g., pentaerythritol monooleate, etc.)
 [List of Pre Grant Publications for class 508 subclass 504][List of Patents for class 508 subclass 504]504 Subclass 504 indent level is 3 Halogen attached indirectly to the -C(=O)O- group by nonionic bonding
 [List of Pre Grant Publications for class 508 subclass 505][List of Patents for class 508 subclass 505]505 Subclass 505 indent level is 3 With hydrocarbon polymer or organic non-carboxylic acid ester oxygen compound (e.g., polybutene, dimer carboxylic acids, alcohols, etc.)
[List of Pre Grant Publications for class 508 subclass 506][List of Patents for class 508 subclass 506]506 Subclass 506 indent level is 2 Plural -C(=O)O- groups attached directly or indirectly to each other by nonionic bonding (e.g., alkyl succinic acid, linoleic acid dimer, etc.)
[List of Pre Grant Publications for class 508 subclass 513][List of Patents for class 508 subclass 513]513 Subclass 513 indent level is 2 Nitrogen attached to the -C(=O)O- group directly or indirectly by nonionic bonding (e.g., carbamic acids, amino acids, etc.)
[List of Pre Grant Publications for class 508 subclass 516][List of Patents for class 508 subclass 516]516 Subclass 516 indent level is 2 Chalcogen attached indirectly to the -C(=O)O- group by nonionic bonding
 [List of Pre Grant Publications for class 508 subclass 524][List of Patents for class 508 subclass 524]524 Subclass 524 indent level is 2 Halogen attached indirectly to the C(=O)O- group by nonionic bonding
 [List of Pre Grant Publications for class 508 subclass 525][List of Patents for class 508 subclass 525]525 Subclass 525 indent level is 2 Benzene ring bonded directly to the carbon of the -C(=O)O- group (e.g., aluminum complex salts, etc.)
 [List of Pre Grant Publications for class 508 subclass 526][List of Patents for class 508 subclass 526]526 Subclass 526 indent level is 2 Benzene ring attached indirectly to the -C(=O)O- group by nonionic bonding (e.g., phenylstearate salts, etc.)
[List of Pre Grant Publications for class 508 subclass 527][List of Patents for class 508 subclass 527]527 Subclass 527 indent level is 2 Organic nitrogen salt of a carboxylic acid, or an organic nitrogen compound is present
 [List of Pre Grant Publications for class 508 subclass 531][List of Patents for class 508 subclass 531]531 Subclass 531 indent level is 2 With phenol or salt thereof
 [List of Pre Grant Publications for class 508 subclass 532][List of Patents for class 508 subclass 532]532 Subclass 532 indent level is 2 With ether or alcohol (except glycerin)
 [List of Pre Grant Publications for class 508 subclass 533][List of Patents for class 508 subclass 533]533 Subclass 533 indent level is 2 With organic halogen or sulfur compound
 [List of Pre Grant Publications for class 508 subclass 534][List of Patents for class 508 subclass 534]534 Subclass 534 indent level is 2 With rubber, hydrocarbon polymer, petroleum resin or hydrocarbon wax (e.g., polyisobutylene, etc.)
 [List of Pre Grant Publications for class 508 subclass 535][List of Patents for class 508 subclass 535]535 Subclass 535 indent level is 2 Mixture of salt of carboxylic acid of six or fewer carbons with salt of carboxylic acid of more than six carbons, or complexes of such mixtures
[List of Pre Grant Publications for class 508 subclass 536][List of Patents for class 508 subclass 536]536 Subclass 536 indent level is 2 Mixture of carboxylic acid salts having different cations
 [List of Pre Grant Publications for class 508 subclass 538][List of Patents for class 508 subclass 538]538 Subclass 538 indent level is 2 Naphthenic acid or salt thereof
 [List of Pre Grant Publications for class 508 subclass 539][List of Patents for class 508 subclass 539]539 Subclass 539 indent level is 2 Carboxylate salt, with no free acid present
 [List of Pre Grant Publications for class 508 subclass 540][List of Patents for class 508 subclass 540]540 Subclass 540 indent level is 1 Compound of indeterminate structure prepared by reacting a compound of known structure having halogen attached directly to phosphorus or chalcogen by nonionic bonding
 [List of Pre Grant Publications for class 508 subclass 541][List of Patents for class 508 subclass 541]541 Subclass 541 indent level is 1 Organic selenium or tellurium compound
 [List of Pre Grant Publications for class 508 subclass 542][List of Patents for class 508 subclass 542]542 Subclass 542 indent level is 1 Compound of indeterminate structure, prepared by reacting an aldehyde, a phenol or phenol salt, and ammonia or substituted ammonia (e.g., reaction of formaldehyde, phenol, and amine, etc.)
[List of Pre Grant Publications for class 508 subclass 543][List of Patents for class 508 subclass 543]543 Subclass 543 indent level is 1 Compound of indeterminate structure, prepared by reacting an organic nitrogen compound of known structure
[List of Pre Grant Publications for class 508 subclass 545][List of Patents for class 508 subclass 545]545 Subclass 545 indent level is 1 Organic nitrogen compound
 [List of Pre Grant Publications for class 508 subclass 546][List of Patents for class 508 subclass 546]546 Subclass 546 indent level is 2 Additional nitrogen bonded directly to the nitrogen (e.g., hydrazines, semicarbazones, etc.)
 [List of Pre Grant Publications for class 508 subclass 547][List of Patents for class 508 subclass 547]547 Subclass 547 indent level is 2 Quaternary ammonium salts or N-oxides
[List of Pre Grant Publications for class 508 subclass 548][List of Patents for class 508 subclass 548]548 Subclass 548 indent level is 2 Oxygen, sulfur, or phosphorus attached directly to the nitrogen by nonionic bonding
 [List of Pre Grant Publications for class 508 subclass 550][List of Patents for class 508 subclass 550]550 Subclass 550 indent level is 2 Carbon double bonded directly to the nitrogen
[List of Pre Grant Publications for class 508 subclass 551][List of Patents for class 508 subclass 551]551 Subclass 551 indent level is 2 Having -C(=X)- bonded directly to the nitrogen, wherein X is oxygen or sulfur
[List of Pre Grant Publications for class 508 subclass 556][List of Patents for class 508 subclass 556]556 Subclass 556 indent level is 2 Nitrogen attached indirectly to the nitrogen by nonionic bonding
[List of Pre Grant Publications for class 508 subclass 561][List of Patents for class 508 subclass 561]561 Subclass 561 indent level is 2 Oxygen or sulfur attached indirectly to the nitrogen by nonionic bonding
 [List of Pre Grant Publications for class 508 subclass 563][List of Patents for class 508 subclass 563]563 Subclass 563 indent level is 2 Benzene ring bonded directly to the nitrogen
 [List of Pre Grant Publications for class 508 subclass 564][List of Patents for class 508 subclass 564]564 Subclass 564 indent level is 1 Organic phosphorus compound
 [List of Pre Grant Publications for class 508 subclass 565][List of Patents for class 508 subclass 565]565 Subclass 565 indent level is 1 Compound of indeterminate structure, prepared by reacting an organic sulfur compound of known structure
 [List of Pre Grant Publications for class 508 subclass 566][List of Patents for class 508 subclass 566]566 Subclass 566 indent level is 1 Compound of indeterminate structure, prepared by the reaction of a phenol, an aldehyde, and at least one of carbon disulfide, metal sulfide, or ammonium sulfide
[List of Pre Grant Publications for class 508 subclass 567][List of Patents for class 508 subclass 567]567 Subclass 567 indent level is 1 Organic sulfur compound (e.g., mercaptans, etc.)
[List of Pre Grant Publications for class 508 subclass 575][List of Patents for class 508 subclass 575]575 Subclass 575 indent level is 1 Compound of indeterminate structure, prepared by reacting an organic oxygen compound of known structure
[List of Pre Grant Publications for class 508 subclass 577][List of Patents for class 508 subclass 577]577 Subclass 577 indent level is 1 Organic oxygen compound
[List of Pre Grant Publications for class 508 subclass 588][List of Patents for class 508 subclass 588]588 Subclass 588 indent level is 1 Organic halogen compound
 [List of Pre Grant Publications for class 508 subclass 591][List of Patents for class 508 subclass 591]591 Subclass 591 indent level is 1 Solid hydrocarbon polymer
 
FOREIGN ART COLLECTIONS
 
      FOR000          CLASS-RELATED FOREIGN DOCUMENTS