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Classification Resources
 
Class   544ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES
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This Class 544 is considered to be an integral part of Class 260 (see the Class 260 schedule for the position of this Class in schedule hierarchy). This Class retains all pertinent definitions and class lines of Class 260.
     ORGANIC COMPOUNDS (CLASS 532, SUBCLASS 1)
     Subclass  indent level is 1 HETEROCYCLIC CARBON COMPOUNDS CONTAINING A HETERO RING HAVING CHALCOGEN (I.E., OXYGEN, SULFUR, SELENIUM, OR TELLURIUM) OR NITROGEN AS THE ONLY RING HETERO ATOMS (Class 540, subclass 1)
[List of Pre Grant Publications for class 544 subclass 1][List of Patents for class 544 subclass 1]1 Subclass 1 indent level is 2 Hetero ring is six-membered having two or more ring hetero atoms of which at least one is nitrogen (e.g., selenazines, etc.)
 [List of Pre Grant Publications for class 544 subclass 2][List of Patents for class 544 subclass 2]2 Subclass 2 indent level is 3 Six-membered hetero ring consists of oxygen, sulfur, nitrogen and carbon (e.g., oxathiazines, etc.)
[List of Pre Grant Publications for class 544 subclass 3][List of Patents for class 544 subclass 3]3 Subclass 3 indent level is 3 Six-membered hetero ring consists of sulfur, nitrogen, and carbon
 [List of Pre Grant Publications for class 544 subclass 4][List of Patents for class 544 subclass 4]4 Subclass 4 indent level is 4 Heavy metal or aluminum containing
 [List of Pre Grant Publications for class 544 subclass 5][List of Patents for class 544 subclass 5]5 Subclass 5 indent level is 4 Plural sulfurs in the six-membered hetero ring (e.g., dithiazines, etc.)
 [List of Pre Grant Publications for class 544 subclass 6][List of Patents for class 544 subclass 6]6 Subclass 6 indent level is 4 Spiro
[List of Pre Grant Publications for class 544 subclass 7][List of Patents for class 544 subclass 7]7 Subclass 7 indent level is 4 Plural nitrogens in the six-membered hetero ring (e.g., thiatriazines, etc.)
[List of Pre Grant Publications for class 544 subclass 14][List of Patents for class 544 subclass 14]14 Subclass 14 indent level is 4 Polycyclo ring system having the six-membered hetero ring as one of the cyclos
[List of Pre Grant Publications for class 544 subclass 53][List of Patents for class 544 subclass 53]53 Subclass 53 indent level is 4 1,3-thiazines
[List of Pre Grant Publications for class 544 subclass 56][List of Patents for class 544 subclass 56]56 Subclass 56 indent level is 4 1,4-thiazines
[List of Pre Grant Publications for class 544 subclass 63][List of Patents for class 544 subclass 63]63 Subclass 63 indent level is 3 Six-membered hetero ring consists of oxygen, nitrogen and carbon (e.g., 1,2-oxazines, etc)
 [List of Pre Grant Publications for class 544 subclass 64][List of Patents for class 544 subclass 64]64 Subclass 64 indent level is 4 Heavy metal or aluminum containing
 [List of Pre Grant Publications for class 544 subclass 65][List of Patents for class 544 subclass 65]65 Subclass 65 indent level is 4 Plural oxygens in the six-membered hetero ring
[List of Pre Grant Publications for class 544 subclass 66][List of Patents for class 544 subclass 66]66 Subclass 66 indent level is 4 Plural nitrogens in the six-membered hetero ring
 [List of Pre Grant Publications for class 544 subclass 69][List of Patents for class 544 subclass 69]69 Subclass 69 indent level is 4 Boron or silicon containing
[List of Pre Grant Publications for class 544 subclass 70][List of Patents for class 544 subclass 70]70 Subclass 70 indent level is 4 Spiro
[List of Pre Grant Publications for class 544 subclass 72][List of Patents for class 544 subclass 72]72 Subclass 72 indent level is 4 Plural oxazine rings
[List of Pre Grant Publications for class 544 subclass 88][List of Patents for class 544 subclass 88]88 Subclass 88 indent level is 4 1,3-Oxazines
[List of Pre Grant Publications for class 544 subclass 98][List of Patents for class 544 subclass 98]98 Subclass 98 indent level is 4 1,4-Oxazines
[List of Pre Grant Publications for class 544 subclass 99][List of Patents for class 544 subclass 99]99 Subclass 99 indent level is 5 Polycyclo ring system having the oxazine ring as one of the cyclos
[List of Pre Grant Publications for class 544 subclass 106][List of Patents for class 544 subclass 106]106 Subclass 106 indent level is 5 Morpholines (i.e., fully hydrogenated 1,4-oxazines
[List of Pre Grant Publications for class 544 subclass 107][List of Patents for class 544 subclass 107]107 Subclass 107 indent level is 6 Addition salts of morpholine which is unsubstituted or hydrocarbyl substituted only
[List of Pre Grant Publications for class 544 subclass 111][List of Patents for class 544 subclass 111]111 Subclass 111 indent level is 6 Additional nitrogen containing hetero ring (e.g., thiazetidine, etc.)
[List of Pre Grant Publications for class 544 subclass 112][List of Patents for class 544 subclass 112]112 Subclass 112 indent level is 7 Triazine ring
[List of Pre Grant Publications for class 544 subclass 114][List of Patents for class 544 subclass 114]114 Subclass 114 indent level is 7 Diazine ring
[List of Pre Grant Publications for class 544 subclass 124][List of Patents for class 544 subclass 124]124 Subclass 124 indent level is 7 Six-membered ring consisting of one nitrogen and five carbons (e.g., pyridine, etc.)
[List of Pre Grant Publications for class 544 subclass 132][List of Patents for class 544 subclass 132]132 Subclass 132 indent level is 7 Five-membered hetero ring having two or more ring hetero atoms of which at least one is nitrogen
[List of Pre Grant Publications for class 544 subclass 141][List of Patents for class 544 subclass 141]141 Subclass 141 indent level is 7 Five-membered hetero ring consisting of one nitrogen and four carbons
[List of Pre Grant Publications for class 544 subclass 145][List of Patents for class 544 subclass 145]145 Subclass 145 indent level is 6 Sulfur containing hetero ring (e.g., thioxane, etc.)
[List of Pre Grant Publications for class 544 subclass 147][List of Patents for class 544 subclass 147]147 Subclass 147 indent level is 6 Additional oxygen containing hetero ring
[List of Pre Grant Publications for class 544 subclass 154][List of Patents for class 544 subclass 154]154 Subclass 154 indent level is 6 Polycyclo-carbocyclic ring system having at least three cyclos
 [List of Pre Grant Publications for class 544 subclass 157][List of Patents for class 544 subclass 157]157 Subclass 157 indent level is 6 Phosphorus attached directly or indirectly to morpholine ring by nonionic bonding
[List of Pre Grant Publications for class 544 subclass 158][List of Patents for class 544 subclass 158]158 Subclass 158 indent level is 6 Sulfur attached directly or indirectly to morpholine ring by nonionic bonding
[List of Pre Grant Publications for class 544 subclass 162][List of Patents for class 544 subclass 162]162 Subclass 162 indent level is 6 Nitrogen attached directed or indirectly to morpholine ring by nonionic bonding
[List of Pre Grant Publications for class 544 subclass 170][List of Patents for class 544 subclass 170]170 Subclass 170 indent level is 6 Oxygen attched directly or indirectly to morpholine ring by nonionic bonding
 [List of Pre Grant Publications for class 544 subclass 178][List of Patents for class 544 subclass 178]178 Subclass 178 indent level is 6 N-hydrocarbyl morpholines
 [List of Pre Grant Publications for class 544 subclass 179][List of Patents for class 544 subclass 179]179 Subclass 179 indent level is 3 Tetrazines
[List of Pre Grant Publications for class 544 subclass 180][List of Patents for class 544 subclass 180]180 Subclass 180 indent level is 3 Triazines
 [List of Pre Grant Publications for class 544 subclass 181][List of Patents for class 544 subclass 181]181 Subclass 181 indent level is 4 Heavy metal or aluminum containing
[List of Pre Grant Publications for class 544 subclass 182][List of Patents for class 544 subclass 182]182 Subclass 182 indent level is 4 Asymmetrical (e.g., 1, 2, 4-triazines, etc.)
[List of Pre Grant Publications for class 544 subclass 185][List of Patents for class 544 subclass 185]185 Subclass 185 indent level is 4 Hexamethylenetetramines
[List of Pre Grant Publications for class 544 subclass 187][List of Patents for class 544 subclass 187]187 Subclass 187 indent level is 4 Anthrone or anthraquinone containing
[List of Pre Grant Publications for class 544 subclass 190][List of Patents for class 544 subclass 190]190 Subclass 190 indent level is 4 Cyanuric chloride or dichloroisocyanuric acid salt
 [List of Pre Grant Publications for class 544 subclass 192][List of Patents for class 544 subclass 192]192 Subclass 192 indent level is 4 Cyanuric acid per se or salt thereof
 [List of Pre Grant Publications for class 544 subclass 193][List of Patents for class 544 subclass 193]193 Subclass 193 indent level is 4 Trimerization process to form the triazine ring
[List of Pre Grant Publications for class 544 subclass 193.1][List of Patents for class 544 subclass 193.1]193.1 Subclass 193.1 indent level is 4 Stilbene containing
[List of Pre Grant Publications for class 544 subclass 194][List of Patents for class 544 subclass 194]194 Subclass 194 indent level is 4 Substituent nitrogen bonded directly to carbon of the triazine ring
 [List of Pre Grant Publications for class 544 subclass 214][List of Patents for class 544 subclass 214]214 Subclass 214 indent level is 4 Phosphorus containing
[List of Pre Grant Publications for class 544 subclass 215][List of Patents for class 544 subclass 215]215 Subclass 215 indent level is 4 Chalcogen or halogen containing substituent
[List of Pre Grant Publications for class 544 subclass 224][List of Patents for class 544 subclass 224]224 Subclass 224 indent level is 3 The six-membered hetero ring consists of two nitrogens and four carbons (e.g., 1,2-diazines, etc.)
[List of Pre Grant Publications for class 544 subclass 225][List of Patents for class 544 subclass 225]225 Subclass 225 indent level is 4 Heavy metal or aluminum containing
 [List of Pre Grant Publications for class 544 subclass 229][List of Patents for class 544 subclass 229]229 Subclass 229 indent level is 4 Boron or silicon containing
[List of Pre Grant Publications for class 544 subclass 230][List of Patents for class 544 subclass 230]230 Subclass 230 indent level is 4 Spiro
 [List of Pre Grant Publications for class 544 subclass 232][List of Patents for class 544 subclass 232]232 Subclass 232 indent level is 4 Phosphorus attached directly or indirectly to a 1,2-diazine ring by nonionic bonding
[List of Pre Grant Publications for class 544 subclass 233][List of Patents for class 544 subclass 233]233 Subclass 233 indent level is 4 Polycyclo ring system having a 1,2-diazine ring as one of the cyclos
 [List of Pre Grant Publications for class 544 subclass 238][List of Patents for class 544 subclass 238]238 Subclass 238 indent level is 4 1,2-diazines which contain an additional hetero ring
[List of Pre Grant Publications for class 544 subclass 239][List of Patents for class 544 subclass 239]239 Subclass 239 indent level is 4 Chalcogen bonded directly to ring carbon of a 1,2-diazine ring
[List of Pre Grant Publications for class 544 subclass 242][List of Patents for class 544 subclass 242]242 Subclass 242 indent level is 4 1,3-diazines
[List of Pre Grant Publications for class 544 subclass 243][List of Patents for class 544 subclass 243]243 Subclass 243 indent level is 5 Phosphorus attached directly or indirectly to the diazine ring by nonionic bonding
[List of Pre Grant Publications for class 544 subclass 245][List of Patents for class 544 subclass 245]245 Subclass 245 indent level is 5 Polycyclo ring system having the diazine ring as one of the cyclos
[List of Pre Grant Publications for class 544 subclass 246][List of Patents for class 544 subclass 246]246 Subclass 246 indent level is 6 Tetracyclo ring system having the diazine ring as one of the cyclos
[List of Pre Grant Publications for class 544 subclass 249][List of Patents for class 544 subclass 249]249 Subclass 249 indent level is 6 Tricyclo ring system having the diazine ring as one of the cyclos
[List of Pre Grant Publications for class 544 subclass 253][List of Patents for class 544 subclass 253]253 Subclass 253 indent level is 6 Bicyclo ring system having the diazine ring as one of the cyclos
 [List of Pre Grant Publications for class 544 subclass 254][List of Patents for class 544 subclass 254]254 Subclass 254 indent level is 7 At least five ring hetero atoms in the bicyclo ring system
[List of Pre Grant Publications for class 544 subclass 255][List of Patents for class 544 subclass 255]255 Subclass 255 indent level is 7 Four ring hetero atoms in the bicyclo ring system
[List of Pre Grant Publications for class 544 subclass 256][List of Patents for class 544 subclass 256]256 Subclass 256 indent level is 8 Four ring nitrogens in the bicyclo ring system
[List of Pre Grant Publications for class 544 subclass 257][List of Patents for class 544 subclass 257]257 Subclass 257 indent level is 9 Pteridines (including hydrogenated)
[List of Pre Grant Publications for class 544 subclass 262][List of Patents for class 544 subclass 262]262 Subclass 262 indent level is 9 The other cyclo in the bicyclo ring system is five-membered
[List of Pre Grant Publications for class 544 subclass 278][List of Patents for class 544 subclass 278]278 Subclass 278 indent level is 7 Three ring hetero atoms in the bicyclo ring system
 [List of Pre Grant Publications for class 544 subclass 282][List of Patents for class 544 subclass 282]282 Subclass 282 indent level is 7 Ring nitrogen is shared by two cyclos
[List of Pre Grant Publications for class 544 subclass 283][List of Patents for class 544 subclass 283]283 Subclass 283 indent level is 7 The other cyclo in the bicyclo ring system is a benzene ring (e.g., quinazoline, etc.)
 [List of Pre Grant Publications for class 544 subclass 294][List of Patents for class 544 subclass 294]294 Subclass 294 indent level is 5 Polycyclo-carbocyclic ring system having at least three cyclos
[List of Pre Grant Publications for class 544 subclass 295][List of Patents for class 544 subclass 295]295 Subclass 295 indent level is 5 Plural diazine rings
 [List of Pre Grant Publications for class 544 subclass 297][List of Patents for class 544 subclass 297]297 Subclass 297 indent level is 5 Nitrogen attached directly at 2-position by nonionic bonding and sulfur bonded directly to the nitrogen
[List of Pre Grant Publications for class 544 subclass 298][List of Patents for class 544 subclass 298]298 Subclass 298 indent level is 5 Chalcogen bonded directly to diazine ring carbon
[List of Pre Grant Publications for class 544 subclass 322][List of Patents for class 544 subclass 322]322 Subclass 322 indent level is 5 Nitrogen attached directly to diazine ring by nonionic bonding
 [List of Pre Grant Publications for class 544 subclass 333][List of Patents for class 544 subclass 333]333 Subclass 333 indent level is 5 Additional hetero ring which is unsaturated
 [List of Pre Grant Publications for class 544 subclass 334][List of Patents for class 544 subclass 334]334 Subclass 334 indent level is 5 Halogen attached directly to the diazine ring by nonionic bonding
 [List of Pre Grant Publications for class 544 subclass 335][List of Patents for class 544 subclass 335]335 Subclass 335 indent level is 5 Chalcogen attached indirectly to the diazine ring by nonionic bonding
[List of Pre Grant Publications for class 544 subclass 336][List of Patents for class 544 subclass 336]336 Subclass 336 indent level is 4 1,4-diazines
 [List of Pre Grant Publications for class 544 subclass 337][List of Patents for class 544 subclass 337]337 Subclass 337 indent level is 5 Phosphorus attached directly or indirectly to the diazine ring by nonionic bonding
[List of Pre Grant Publications for class 544 subclass 338][List of Patents for class 544 subclass 338]338 Subclass 338 indent level is 5 Polycyclo ring system having the diazine ring as one of the cyclos
 [List of Pre Grant Publications for class 544 subclass 357][List of Patents for class 544 subclass 357]357 Subclass 357 indent level is 5 Plural diazine rings
[List of Pre Grant Publications for class 544 subclass 358][List of Patents for class 544 subclass 358]358 Subclass 358 indent level is 5 Piperazines (i.e., fully hydrogenated 1,4-diazines)
[List of Pre Grant Publications for class 544 subclass 359][List of Patents for class 544 subclass 359]359 Subclass 359 indent level is 6 Additional hetero ring containing
[List of Pre Grant Publications for class 544 subclass 360][List of Patents for class 544 subclass 360]360 Subclass 360 indent level is 7 Six-membered ring consisting of one nitrogen and five carbons (e.g., pyridine, etc.)
[List of Pre Grant Publications for class 544 subclass 366][List of Patents for class 544 subclass 366]366 Subclass 366 indent level is 7 Five-membered hetero ring having two or more ring hetero atoms of which at least one is nitrogen
[List of Pre Grant Publications for class 544 subclass 372][List of Patents for class 544 subclass 372]372 Subclass 372 indent level is 7 Five-membered hetero ring consisting of one nitrogen and four carbons
[List of Pre Grant Publications for class 544 subclass 374][List of Patents for class 544 subclass 374]374 Subclass 374 indent level is 7 Ring chalcogen in the additional hetero ring
[List of Pre Grant Publications for class 544 subclass 380][List of Patents for class 544 subclass 380]380 Subclass 380 indent level is 6 Polycyclo-carbocyclic ring system having at least three cyclos
 [List of Pre Grant Publications for class 544 subclass 382][List of Patents for class 544 subclass 382]382 Subclass 382 indent level is 6 Nitrogen attached directly to the piperazine ring by nonionic bonding
 [List of Pre Grant Publications for class 544 subclass 383][List of Patents for class 544 subclass 383]383 Subclass 383 indent level is 6 Chalcogen attached directly to piperazine ring nitrogen by nonionic bonding
[List of Pre Grant Publications for class 544 subclass 384][List of Patents for class 544 subclass 384]384 Subclass 384 indent level is 6 Chalcogen bonded directly to piperazine ring carbon
[List of Pre Grant Publications for class 544 subclass 386][List of Patents for class 544 subclass 386]386 Subclass 386 indent level is 6 Having -C(=X)-, wherein X is chalcogen, bonded directly to the piperazine ring
[List of Pre Grant Publications for class 544 subclass 392][List of Patents for class 544 subclass 392]392 Subclass 392 indent level is 6 Phenyl or naphthyl bonded directly to ring nitrogen of the piperazine ring
[List of Pre Grant Publications for class 544 subclass 396][List of Patents for class 544 subclass 396]396 Subclass 396 indent level is 6 Plural carbocyclic rings bonded directly to the same acyclic carbon
[List of Pre Grant Publications for class 544 subclass 398][List of Patents for class 544 subclass 398]398 Subclass 398 indent level is 6 Chalcogen attached indirectly to the piperazine ring by nonionic bonding
 [List of Pre Grant Publications for class 544 subclass 402][List of Patents for class 544 subclass 402]402 Subclass 402 indent level is 6 Nitrogen attached indirectly to the piperazine ring by nonionic bonding
 [List of Pre Grant Publications for class 544 subclass 403][List of Patents for class 544 subclass 403]403 Subclass 403 indent level is 6 Carbocyclic ring containing
 [List of Pre Grant Publications for class 544 subclass 404][List of Patents for class 544 subclass 404]404 Subclass 404 indent level is 6 N-hydrocarbyl piperazines
 [List of Pre Grant Publications for class 544 subclass 405][List of Patents for class 544 subclass 405]405 Subclass 405 indent level is 5 Additional hetero ring which is unsaturated
[List of Pre Grant Publications for class 544 subclass 406][List of Patents for class 544 subclass 406]406 Subclass 406 indent level is 5 Having -C(=X)-, wherein X is chalcogen, bonded directly to the diazine ring
 [List of Pre Grant Publications for class 544 subclass 408][List of Patents for class 544 subclass 408]408 Subclass 408 indent level is 5 Chalcogen bonded directly to diazine ring carbon
 [List of Pre Grant Publications for class 544 subclass 409][List of Patents for class 544 subclass 409]409 Subclass 409 indent level is 5 Halogen attached directly to the diazine ring by nonionic bonding
 [List of Pre Grant Publications for class 544 subclass 410][List of Patents for class 544 subclass 410]410 Subclass 410 indent level is 5 Unsubstituted or hydrocarbyl substituted only, or salt thereof
 
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