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Class   523SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES
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This Class 523 is considered to be an integral part of Class 520 (see the Class 520 schedule for the position of this Class in schedule hierarchy). This Class retains all pertinent definitions and class lines of Class 520
     SYNTHETIC RESINS (CLASS 520, SUBCLASS 1)
[List of Pre Grant Publications for class 523 subclass 1][List of Patents for class 523 subclass 1]1 Subclass 1 indent level is 1 PROCESSES OF PREPARING A DESIRED OR INTENTIONAL COMPOSITION OF AT LEAST ONE NONREACTANT MATERIAL AND AT LEAST ONE SOLID POLYMER OR SPECIFIED INTERMEDIATE CONDENSATION PRODUCT, OR PRODUCT THEREOF
[List of Pre Grant Publications for class 523 subclass 100][List of Patents for class 523 subclass 100]100 Subclass 100 indent level is 2 Food or tobacco contact composition or process of preparing
 [List of Pre Grant Publications for class 523 subclass 102][List of Patents for class 523 subclass 102]102 Subclass 102 indent level is 2 Odor masked, odor reduced or perfumed composition or process of preparing
 [List of Pre Grant Publications for class 523 subclass 103][List of Patents for class 523 subclass 103]103 Subclass 103 indent level is 2 Composition having reduced health risks upon exposure thereto during incidental handling or body contact or process of preparing; other than fricton elements
[List of Pre Grant Publications for class 523 subclass 105][List of Patents for class 523 subclass 105]105 Subclass 105 indent level is 2 Nonmedicated composition specifically intended for contact with living animal tissue or process of preparing; other than apparel
 [List of Pre Grant Publications for class 523 subclass 122][List of Patents for class 523 subclass 122]122 Subclass 122 indent level is 2 Composition having ingredient providing biocidal or biostatic protection thereto or process of preparing
 [List of Pre Grant Publications for class 523 subclass 123][List of Patents for class 523 subclass 123]123 Subclass 123 indent level is 2 Plant receptacle composition or process of preparing
[List of Pre Grant Publications for class 523 subclass 124][List of Patents for class 523 subclass 124]124 Subclass 124 indent level is 2 Composition containing an additive which enhances degradation by environmental stimuli or process of preparing
 [List of Pre Grant Publications for class 523 subclass 129][List of Patents for class 523 subclass 129]129 Subclass 129 indent level is 2 Composition containing nonresinous organic material derived from municipal solid waste disposal system or process of preparing
[List of Pre Grant Publications for class 523 subclass 130][List of Patents for class 523 subclass 130]130 Subclass 130 indent level is 2 Composition for plugging pores in wells or other subterranean formations; consolidating formations in wells or cementing a well or process of preparing
 [List of Pre Grant Publications for class 523 subclass 132][List of Patents for class 523 subclass 132]132 Subclass 132 indent level is 2 Composition for in situ soil conditioning or treating or process of preparing
 [List of Pre Grant Publications for class 523 subclass 134][List of Patents for class 523 subclass 134]134 Subclass 134 indent level is 2 Battery container or battery container cover composition or process of preparing
 [List of Pre Grant Publications for class 523 subclass 135][List of Patents for class 523 subclass 135]135 Subclass 135 indent level is 2 Solar energy absorption or solar reflection composition or process of preparing
 [List of Pre Grant Publications for class 523 subclass 136][List of Patents for class 523 subclass 136]136 Subclass 136 indent level is 2 Composition sensitive to or resistant to radioactive material or cathode rays (e.g., electron bombardment, etc.) or process of preparing
 [List of Pre Grant Publications for class 523 subclass 137][List of Patents for class 523 subclass 137]137 Subclass 137 indent level is 2 Electromagnetic wave absorbing composition or process of preparing (excludes visible, IR or UV portions of spectrum)
 [List of Pre Grant Publications for class 523 subclass 138][List of Patents for class 523 subclass 138]138 Subclass 138 indent level is 2 Composition for contact with hot propulsion or exhaust gas or process of preparing
[List of Pre Grant Publications for class 523 subclass 139][List of Patents for class 523 subclass 139]139 Subclass 139 indent level is 2 Composition related to metal foundry molding or metallurgical furnace or process of preparing
[List of Pre Grant Publications for class 523 subclass 149][List of Patents for class 523 subclass 149]149 Subclass 149 indent level is 2 Friction element composition or process of preparing
 [List of Pre Grant Publications for class 523 subclass 160][List of Patents for class 523 subclass 160]160 Subclass 160 indent level is 2 Printing ink composition for glass or ceramic substrate or process of preparing
 [List of Pre Grant Publications for class 523 subclass 161][List of Patents for class 523 subclass 161]161 Subclass 161 indent level is 2 Invisible, ballpoint, or typewriter ink compositions or process of preparing; or composition for correction ribbons or correction fluids or process of preparing
 [List of Pre Grant Publications for class 523 subclass 164][List of Patents for class 523 subclass 164]164 Subclass 164 indent level is 2 Lead pencil or marking crayon composition or process of preparing
 [List of Pre Grant Publications for class 523 subclass 166][List of Patents for class 523 subclass 166]166 Subclass 166 indent level is 2 Composition for puncture proof tire liner or in emergency tire repair (e.g., tire inflation, etc.) or process of preparing
 [List of Pre Grant Publications for class 523 subclass 167][List of Patents for class 523 subclass 167]167 Subclass 167 indent level is 2 Composition utilized in the manufacturing or repairing of shoes (excluding shoe heels or soles or polish) or process of preparing
 [List of Pre Grant Publications for class 523 subclass 168][List of Patents for class 523 subclass 168]168 Subclass 168 indent level is 2 Optical glass cementing or slide mounting composition or process of preparing
 [List of Pre Grant Publications for class 523 subclass 169][List of Patents for class 523 subclass 169]169 Subclass 169 indent level is 2 Antifogging or water repellent composition for optical or windshield application or process of preparing
 [List of Pre Grant Publications for class 523 subclass 170][List of Patents for class 523 subclass 170]170 Subclass 170 indent level is 2 Glass enamel composition or process of preparing
 [List of Pre Grant Publications for class 523 subclass 171][List of Patents for class 523 subclass 171]171 Subclass 171 indent level is 2 Composition having opalescent, pearlescent, or variegated color or process of preparing
 [List of Pre Grant Publications for class 523 subclass 172][List of Patents for class 523 subclass 172]172 Subclass 172 indent level is 2 Pavement or sign marking or reflex reflecting composition or process of preparing
 [List of Pre Grant Publications for class 523 subclass 173][List of Patents for class 523 subclass 173]173 Subclass 173 indent level is 2 Cable filling or flooding composition or process of preparing
 [List of Pre Grant Publications for class 523 subclass 174][List of Patents for class 523 subclass 174]174 Subclass 174 indent level is 2 Phonograph record molding composition or process of preparing
 [List of Pre Grant Publications for class 523 subclass 175][List of Patents for class 523 subclass 175]175 Subclass 175 indent level is 2 Liquid-solid drag reduction composition or process of preparing
 [List of Pre Grant Publications for class 523 subclass 176][List of Patents for class 523 subclass 176]176 Subclass 176 indent level is 2 Anaerobic adhesive or thread sealing composition or process of preparing
 [List of Pre Grant Publications for class 523 subclass 177][List of Patents for class 523 subclass 177]177 Subclass 177 indent level is 2 Coating or adhesive composition for application to a wet or contaminated surface (e.g., underwater or oil-contaminated, etc.) or process of preparing
 [List of Pre Grant Publications for class 523 subclass 179][List of Patents for class 523 subclass 179]179 Subclass 179 indent level is 2 Intumescent coating or ablative composition or process of preparing
 [List of Pre Grant Publications for class 523 subclass 180][List of Patents for class 523 subclass 180]180 Subclass 180 indent level is 2 Solid propellant binder composition or process of preparing
 [List of Pre Grant Publications for class 523 subclass 181][List of Patents for class 523 subclass 181]181 Subclass 181 indent level is 2 Composition devoid of magnetic materials and suitable for preparation of magnetic tape recording or process of preparing
[List of Pre Grant Publications for class 523 subclass 200][List of Patents for class 523 subclass 200]200 Subclass 200 indent level is 2 Process of forming a composition of a solid polymer or solid polymer forming system by admixing a product in the form of a surface coated, impregnated, encapsulated, or surface modified fiber, sheet, particle, or web, with a material; or composition which is the result of said admixing
[List of Pre Grant Publications for class 523 subclass 218][List of Patents for class 523 subclass 218]218 Subclass 218 indent level is 2 Process of forming a composition having a nonreactant material selected for its special void characteristic; or composition containing same, e.g., syntactic foam, etc.
[List of Pre Grant Publications for class 523 subclass 220][List of Patents for class 523 subclass 220]220 Subclass 220 indent level is 2 Process of forming a composition having two or more solid materials having defined physical dimensions or surface areas; or composition containing same
 [List of Pre Grant Publications for class 523 subclass 222][List of Patents for class 523 subclass 222]222 Subclass 222 indent level is 2 Process of forming a composition having a fiber which is twisted, coiled, or involves specific mechanically interengaged fibers other than fibers solely of glass; or composition containing same, e.g., textiles, cloth, fiber bundles, mats, etc.
 [List of Pre Grant Publications for class 523 subclass 223][List of Patents for class 523 subclass 223]223 Subclass 223 indent level is 2 Process of forming a composition of a spheroidal material having physical dimension or composition containing same
 [List of Pre Grant Publications for class 523 subclass 300][List of Patents for class 523 subclass 300]300 Subclass 300 indent level is 2 Utilizing direct application of magnetic, electrical, or wave energy
 [List of Pre Grant Publications for class 523 subclass 303][List of Patents for class 523 subclass 303]303 Subclass 303 indent level is 2 Controlling process in response to a stated measurement or test
 [List of Pre Grant Publications for class 523 subclass 305][List of Patents for class 523 subclass 305]305 Subclass 305 indent level is 2 Adding material to maintain a stated equilibrium condition wherein the added material does not merely displace an equal amount from the treatment zone
 [List of Pre Grant Publications for class 523 subclass 306][List of Patents for class 523 subclass 306]306 Subclass 306 indent level is 2 Utilizing energy potential described as obtained as waste or by-product from a prior or concurrent operation
[List of Pre Grant Publications for class 523 subclass 307][List of Patents for class 523 subclass 307]307 Subclass 307 indent level is 2 Utilizing a temperature greater than 250 degrees C (482 degrees F) or less than 0 degrees C
 [List of Pre Grant Publications for class 523 subclass 310][List of Patents for class 523 subclass 310]310 Subclass 310 indent level is 2 Utilizing an ion exchanger or a solid sorptive material or semipermeable membrane
 [List of Pre Grant Publications for class 523 subclass 312][List of Patents for class 523 subclass 312]312 Subclass 312 indent level is 2 Utilizing quiescent treatment condition
 [List of Pre Grant Publications for class 523 subclass 313][List of Patents for class 523 subclass 313]313 Subclass 313 indent level is 2 Utilizing mixing in a manner designed to avoid or minimize turbulence or shear, e.g., laminar flow, etc.
 [List of Pre Grant Publications for class 523 subclass 315][List of Patents for class 523 subclass 315]315 Subclass 315 indent level is 2 Utilizing streams or masses moving relative to each other at a described angle of coincidence other than mere pouring, e.g., counter-current mixing, etc.
 [List of Pre Grant Publications for class 523 subclass 318][List of Patents for class 523 subclass 318]318 Subclass 318 indent level is 2 Utilizing stream or mass moving in a described attitude of presentment relative to a zone, vessel, or another apparently stationary mass or stream, excluding mere "pouring into", e.g., from above, below, tangentially, etc.
[List of Pre Grant Publications for class 523 subclass 319][List of Patents for class 523 subclass 319]319 Subclass 319 indent level is 2 Utilizing treating or forming motion described by numerical data other than mere temperature, pressure, time, or amounts of material
 [List of Pre Grant Publications for class 523 subclass 324][List of Patents for class 523 subclass 324]324 Subclass 324 indent level is 2 Utilizing a treatment zone specifically described by shape (other than nominally helical) or at least a part of which zone is specifically described by dimension, material, proportion, or angle or orientation
[List of Pre Grant Publications for class 523 subclass 326][List of Patents for class 523 subclass 326]326 Subclass 326 indent level is 2 Adding steam or hot water (T at least 60 degrees C, i.e., 140 degrees F)
 [List of Pre Grant Publications for class 523 subclass 330][List of Patents for class 523 subclass 330]330 Subclass 330 indent level is 2 Utilizing a gaseous stream to suspend or agitate a particulate solid polymer composition, e.g., fluidized bed, etc.
 [List of Pre Grant Publications for class 523 subclass 331][List of Patents for class 523 subclass 331]331 Subclass 331 indent level is 2 Drying a composition which is situated on a moving substrate or drying utilizing a thin film evaporator
 [List of Pre Grant Publications for class 523 subclass 332][List of Patents for class 523 subclass 332]332 Subclass 332 indent level is 2 Extracting material from solid polymer latex or aqueous dispersion or suspension with a liquid nonreactant material, e.g., solvent stripping, coprecipitation, etc.
[List of Pre Grant Publications for class 523 subclass 333][List of Patents for class 523 subclass 333]333 Subclass 333 indent level is 2 Admixing a nonreactive additive ingredient in the form of a slurry, dispersion, or suspension (liquid-solid); said slurry dispersion or suspension containing no solid polymer or SICP
 [List of Pre Grant Publications for class 523 subclass 335][List of Patents for class 523 subclass 335]335 Subclass 335 indent level is 2 Creaming, agglomerating, or coalescing a solid polymer latex or aqueous dispersion wherein solid polymer latex or aqueous dispersion is the result
[List of Pre Grant Publications for class 523 subclass 336][List of Patents for class 523 subclass 336]336 Subclass 336 indent level is 2 Inverting phase relationships or reapportioning the distribution of ingredients among phases
[List of Pre Grant Publications for class 523 subclass 340][List of Patents for class 523 subclass 340]340 Subclass 340 indent level is 2 Removing material at reduced pressure, e.g., flashing, sublimation, spray drying, etc.
 [List of Pre Grant Publications for class 523 subclass 343][List of Patents for class 523 subclass 343]343 Subclass 343 indent level is 2 Treating an intentional composition with a step of removing and recycling material into the composition
 [List of Pre Grant Publications for class 523 subclass 344][List of Patents for class 523 subclass 344]344 Subclass 344 indent level is 2 Multistep operation achieved within a stated interval of time, e.g., total cycle time, etc.
 [List of Pre Grant Publications for class 523 subclass 346][List of Patents for class 523 subclass 346]346 Subclass 346 indent level is 2 Utilizing plural mixing operations of specified varying intensity, e.g., intensity of each mixing is reduced, etc.
 [List of Pre Grant Publications for class 523 subclass 347][List of Patents for class 523 subclass 347]347 Subclass 347 indent level is 2 Utilizing plural discrete pressures different than ambient
 [List of Pre Grant Publications for class 523 subclass 348][List of Patents for class 523 subclass 348]348 Subclass 348 indent level is 2 Utilizing plural interconnected distinct forming or treating zones or locations other than nominal screw extruder, e.g., zones interconnected in parallel or having varying flow velocity, etc.
 [List of Pre Grant Publications for class 523 subclass 351][List of Patents for class 523 subclass 351]351 Subclass 351 indent level is 2 Utilizing plural mixing operations in preparation of a solid polymer inert ingredient concentrate, e.g., master batch, etc.
 [List of Pre Grant Publications for class 523 subclass 352][List of Patents for class 523 subclass 352]352 Subclass 352 indent level is 2 Utilizing multistage coagulation of a solid polymer latex
 [List of Pre Grant Publications for class 523 subclass 353][List of Patents for class 523 subclass 353]353 Subclass 353 indent level is 2 Utilizing plural discrete mixing operations in specifically described distinct noninterconnected zones
 [List of Pre Grant Publications for class 523 subclass 375][List of Patents for class 523 subclass 375]375 Subclass 375 indent level is 2 Radioactive or Group VIIIA atom containing NRM
[List of Pre Grant Publications for class 523 subclass 400][List of Patents for class 523 subclass 400]400 Subclass 400 indent level is 2 Process of forming a composition containing a nonreactive material (NRM) and a polymer containing more than one 1,2-epoxy group, or a preformed polymer derived from or admixed with a reactant containing more than one 1,2-epoxy group, or with a polymer derived from an epihalohydrin and a polyhydric phenol or polyol; or composition or product thereof
 [List of Pre Grant Publications for class 523 subclass 401][List of Patents for class 523 subclass 401]401 Subclass 401 indent level is 3 Contains inorganic water settable material NRM
[List of Pre Grant Publications for class 523 subclass 402][List of Patents for class 523 subclass 402]402 Subclass 402 indent level is 3 Product contains water per se or water of hydration as designated nonreactive material (DNRM)
[List of Pre Grant Publications for class 523 subclass 403][List of Patents for class 523 subclass 403]403 Subclass 403 indent level is 4 Two or more polymers containing more than one 1,2-epoxy group, two or more polymers derived from reactants containing more than one 1,2-epoxy group, or combination thereof, or one of said polymers and a reactant containing at least one 1,2-epoxy group
[List of Pre Grant Publications for class 523 subclass 406][List of Patents for class 523 subclass 406]406 Subclass 406 indent level is 4 Solid polymer derived from ethylenic reactants only (includes in situ reactants from plural 1,2-epoxides)
[List of Pre Grant Publications for class 523 subclass 414][List of Patents for class 523 subclass 414]414 Subclass 414 indent level is 4 Polymer contains more than one 1,2-epoxy group or one derived from reactant containing more than one 1,2-epoxy group is further derived from or reacted with organic nitrogen or sulfur
 [List of Pre Grant Publications for class 523 subclass 423][List of Patents for class 523 subclass 423]423 Subclass 423 indent level is 4 Polymer is graft, graft-type, block, or block-type copolymer
 [List of Pre Grant Publications for class 523 subclass 424][List of Patents for class 523 subclass 424]424 Subclass 424 indent level is 4 Polymer is phenol-aldehyde condensation product
 [List of Pre Grant Publications for class 523 subclass 425][List of Patents for class 523 subclass 425]425 Subclass 425 indent level is 4 Polymer derived from silicon reactant
 [List of Pre Grant Publications for class 523 subclass 426][List of Patents for class 523 subclass 426]426 Subclass 426 indent level is 4 Carboxylic acid, ester, or salt thereof DNRM
[List of Pre Grant Publications for class 523 subclass 427][List of Patents for class 523 subclass 427]427 Subclass 427 indent level is 3 Composition wherein two or more polymers or a polymer and a reactant all contain more than one 1,2-epoxy group, or product thereof
 [List of Pre Grant Publications for class 523 subclass 435][List of Patents for class 523 subclass 435]435 Subclass 435 indent level is 3 Solid polymer derived from reactant containing element other than C, H, O, or N or chlorine-containing reactant of three or more carbon atoms
 [List of Pre Grant Publications for class 523 subclass 436][List of Patents for class 523 subclass 436]436 Subclass 436 indent level is 3 Polymer is graft, graft-type, block, or block-type
[List of Pre Grant Publications for class 523 subclass 437][List of Patents for class 523 subclass 437]437 Subclass 437 indent level is 3 Two or more polymers derived from ethylenic reactants only
 [List of Pre Grant Publications for class 523 subclass 439][List of Patents for class 523 subclass 439]439 Subclass 439 indent level is 3 Polymer derived from ethylenic reactants only derived from heterocyclic reactant other than 1,2-epoxy solely
[List of Pre Grant Publications for class 523 subclass 440][List of Patents for class 523 subclass 440]440 Subclass 440 indent level is 3 Designated nonreactive material (DNRM) has numerically specified characteristics, e.g., particle size, density, etc., other than viscosity, m.p., b.p., molec. wt., chemical composition or percentage range
 [List of Pre Grant Publications for class 523 subclass 445][List of Patents for class 523 subclass 445]445 Subclass 445 indent level is 3 Boron DNRM
 [List of Pre Grant Publications for class 523 subclass 446][List of Patents for class 523 subclass 446]446 Subclass 446 indent level is 3 Biologically derived cellular material other than cereal, cotton, or diatomaceous earth DNRM
[List of Pre Grant Publications for class 523 subclass 447][List of Patents for class 523 subclass 447]447 Subclass 447 indent level is 3 Carbohydrate or derivative including tannin or derivative DNRM
 [List of Pre Grant Publications for class 523 subclass 449][List of Patents for class 523 subclass 449]449 Subclass 449 indent level is 3 Protein or biologically active polypeptide DNRM
 [List of Pre Grant Publications for class 523 subclass 450][List of Patents for class 523 subclass 450]450 Subclass 450 indent level is 3 Coal, asphaltic, or bituminous material DNRM
[List of Pre Grant Publications for class 523 subclass 451][List of Patents for class 523 subclass 451]451 Subclass 451 indent level is 3 Phosphorus DNRM
 [List of Pre Grant Publications for class 523 subclass 453][List of Patents for class 523 subclass 453]453 Subclass 453 indent level is 3 Organic sulfur compound DNRM
 [List of Pre Grant Publications for class 523 subclass 454][List of Patents for class 523 subclass 454]454 Subclass 454 indent level is 3 Ketone or aldehyde DNRM
 [List of Pre Grant Publications for class 523 subclass 455][List of Patents for class 523 subclass 455]455 Subclass 455 indent level is 3 Carboxylic acid or derivative devoid of heavy metal atom DNRM
 [List of Pre Grant Publications for class 523 subclass 456][List of Patents for class 523 subclass 456]456 Subclass 456 indent level is 3 Organic chalcogen compound DNRM
[List of Pre Grant Publications for class 523 subclass 457][List of Patents for class 523 subclass 457]457 Subclass 457 indent level is 3 Elemental metal or metal compound other than as silicate DNRM
 [List of Pre Grant Publications for class 523 subclass 461][List of Patents for class 523 subclass 461]461 Subclass 461 indent level is 3 Organic nitrogen compound DNRM
 [List of Pre Grant Publications for class 523 subclass 462][List of Patents for class 523 subclass 462]462 Subclass 462 indent level is 3 Halogenated hydrocarbon other than carbon tetrachloride, chloroform, or methylene chloride DNRM
[List of Pre Grant Publications for class 523 subclass 463][List of Patents for class 523 subclass 463]463 Subclass 463 indent level is 3 Hydrocarbon other than xylenes, benzene, or toluene DNRM
[List of Pre Grant Publications for class 523 subclass 466][List of Patents for class 523 subclass 466]466 Subclass 466 indent level is 3 Inorganic SI-O bond DNRM
 [List of Pre Grant Publications for class 523 subclass 468][List of Patents for class 523 subclass 468]468 Subclass 468 indent level is 3 Elemental carbon DNRM
[List of Pre Grant Publications for class 523 subclass 500][List of Patents for class 523 subclass 500]500 Subclass 500 indent level is 2 Process of forming a composition of an ethylenically unsaturated reactant or ethylenically unsaturated polymer admixed with nonreactive material (NRM) and a polyester whose polymer backbone was derived through the direct formation of the ester linkage, e.g., polyethylene terephthalate, polycaprolactone, etc., or product thereof
[List of Pre Grant Publications for class 523 subclass 501][List of Patents for class 523 subclass 501]501 Subclass 501 indent level is 3 Product contains water per se or water of hydration as DNRM or admixed with other designated nonreactant material
 [List of Pre Grant Publications for class 523 subclass 506][List of Patents for class 523 subclass 506]506 Subclass 506 indent level is 3 Phosphorus DNRM
 [List of Pre Grant Publications for class 523 subclass 507][List of Patents for class 523 subclass 507]507 Subclass 507 indent level is 3 Organic sulfur DNRM
 [List of Pre Grant Publications for class 523 subclass 508][List of Patents for class 523 subclass 508]508 Subclass 508 indent level is 3 Organic compound containing nitrogen DNRM
 [List of Pre Grant Publications for class 523 subclass 509][List of Patents for class 523 subclass 509]509 Subclass 509 indent level is 3 Carbohydrate or derivative including tannin or derivative DNRM
 [List of Pre Grant Publications for class 523 subclass 510][List of Patents for class 523 subclass 510]510 Subclass 510 indent level is 3 Phenol, phenol ether, or phenolate salt DNRM
 [List of Pre Grant Publications for class 523 subclass 511][List of Patents for class 523 subclass 511]511 Subclass 511 indent level is 3 Organic chalcogen other than metallocarboxylate salt, e.g., diethylene glycol, etc., DNRM
 [List of Pre Grant Publications for class 523 subclass 512][List of Patents for class 523 subclass 512]512 Subclass 512 indent level is 3 Elemental metal or elemental carbon DNRM
 [List of Pre Grant Publications for class 523 subclass 513][List of Patents for class 523 subclass 513]513 Subclass 513 indent level is 3 Designated nonreactive material (DNRM) has numerically specified characteristic, e.g., particle size, density, etc., other than viscosity, m.p., b.p., molec. wt., chemical composition or percentage range
[List of Pre Grant Publications for class 523 subclass 514][List of Patents for class 523 subclass 514]514 Subclass 514 indent level is 3 Metal atom other than as silicate DNRM
 [List of Pre Grant Publications for class 523 subclass 517][List of Patents for class 523 subclass 517]517 Subclass 517 indent level is 3 Halogenated hydrocarbon other than methylene chloride, chloroform, or carbon tetrachloride DNRM
 [List of Pre Grant Publications for class 523 subclass 518][List of Patents for class 523 subclass 518]518 Subclass 518 indent level is 3 Bituminous, coal, or hydrocarbon other than benzene, toluene, or xylene or mixtures thereof DNRM
 [List of Pre Grant Publications for class 523 subclass 521][List of Patents for class 523 subclass 521]521 Subclass 521 indent level is 3 Inorganic silicon atom other than glass DNRM
 [List of Pre Grant Publications for class 523 subclass 522][List of Patents for class 523 subclass 522]522 Subclass 522 indent level is 3 Contains graft, graft-type, block, or block-type copolymer
 [List of Pre Grant Publications for class 523 subclass 523][List of Patents for class 523 subclass 523]523 Subclass 523 indent level is 3 Contains solid polymer derived from ethylenic reactants only, one of which contains chalcogen; or solid polymer reacted with ethylenic reactant containing chalcogen
 [List of Pre Grant Publications for class 523 subclass 526][List of Patents for class 523 subclass 526]526 Subclass 526 indent level is 3 Contains polymer derived from ethylenically unsaturated reactant only
 [List of Pre Grant Publications for class 523 subclass 527][List of Patents for class 523 subclass 527]527 Subclass 527 indent level is 3 Glass DNRM
 
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