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Classification Resources
 
Class   549ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES
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This Class 549 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 549 subclass 1][List of Patents for class 549 subclass 1]1 Subclass 1 indent level is 2 Sulfur containing hetero ring (e.g., thiiranes, etc.)
 [List of Pre Grant Publications for class 549 subclass 2][List of Patents for class 549 subclass 2]2 Subclass 2 indent level is 3 With preservative or stabilizer
 [List of Pre Grant Publications for class 549 subclass 3][List of Patents for class 549 subclass 3]3 Subclass 3 indent level is 3 Heavy metal or aluminum containing
 [List of Pre Grant Publications for class 549 subclass 4][List of Patents for class 549 subclass 4]4 Subclass 4 indent level is 3 Boron or silicon containing
[List of Pre Grant Publications for class 549 subclass 5][List of Patents for class 549 subclass 5]5 Subclass 5 indent level is 3 Phosphorus attached directly or indirectly to the hetero ring by nonionic bonding
[List of Pre Grant Publications for class 549 subclass 9][List of Patents for class 549 subclass 9]9 Subclass 9 indent level is 3 The hetero ring has at least seven members
[List of Pre Grant Publications for class 549 subclass 13][List of Patents for class 549 subclass 13]13 Subclass 13 indent level is 3 The hetero ring is six-membered
[List of Pre Grant Publications for class 549 subclass 29][List of Patents for class 549 subclass 29]29 Subclass 29 indent level is 3 The hetero ring is five-membered
[List of Pre Grant Publications for class 549 subclass 30][List of Patents for class 549 subclass 30]30 Subclass 30 indent level is 4 Plural ring hetero atoms in the hetero ring
[List of Pre Grant Publications for class 549 subclass 41][List of Patents for class 549 subclass 41]41 Subclass 41 indent level is 4 Polycyclo ring system having the hetero ring as one of the cyclos
[List of Pre Grant Publications for class 549 subclass 59][List of Patents for class 549 subclass 59]59 Subclass 59 indent level is 4 Additional hetero ring containing
 [List of Pre Grant Publications for class 549 subclass 61][List of Patents for class 549 subclass 61]61 Subclass 61 indent level is 4 Cyano bonded directly to the hetero ring
[List of Pre Grant Publications for class 549 subclass 62][List of Patents for class 549 subclass 62]62 Subclass 62 indent level is 4 Chalcogen bonded directly to ring carbon of the hetero ring
[List of Pre Grant Publications for class 549 subclass 68][List of Patents for class 549 subclass 68]68 Subclass 68 indent level is 4 Nitrogen attached directly to the hetero ring by nonionic bonding
[List of Pre Grant Publications for class 549 subclass 70][List of Patents for class 549 subclass 70]70 Subclass 70 indent level is 4 Having -C(=X)-, wherein X is chalcogen, bonded directly to the hetero ring
[List of Pre Grant Publications for class 549 subclass 74][List of Patents for class 549 subclass 74]74 Subclass 74 indent level is 4 Nitrogen attached indirectly to the hetero ring by nonionic bonding
[List of Pre Grant Publications for class 549 subclass 78][List of Patents for class 549 subclass 78]78 Subclass 78 indent level is 4 Chalcogen attached indirectly to the hetero ring by nonionic bonding
 [List of Pre Grant Publications for class 549 subclass 80][List of Patents for class 549 subclass 80]80 Subclass 80 indent level is 4 Unsaturated carbocyclic ring or acyclic carbon to carbon unsaturation containing
[List of Pre Grant Publications for class 549 subclass 81][List of Patents for class 549 subclass 81]81 Subclass 81 indent level is 4 Halogen attached directly to the hetero ring by nonionic bonding
[List of Pre Grant Publications for class 549 subclass 83][List of Patents for class 549 subclass 83]83 Subclass 83 indent level is 4 The compound consists of the ring sulfur, carbon, and hydrogen
 [List of Pre Grant Publications for class 549 subclass 87][List of Patents for class 549 subclass 87]87 Subclass 87 indent level is 4 Plural chalcogens double bonded directly to ring sulfur of the hetero ring
[List of Pre Grant Publications for class 549 subclass 88][List of Patents for class 549 subclass 88]88 Subclass 88 indent level is 3 The hetero ring is four-membered
 [List of Pre Grant Publications for class 549 subclass 90][List of Patents for class 549 subclass 90]90 Subclass 90 indent level is 3 The hetero ring is three-membered and has chalcogen or nitrogen attached directly or indirectly thereto by nonionic bonding
[List of Pre Grant Publications for class 549 subclass 200][List of Patents for class 549 subclass 200]200 Subclass 200 indent level is 2 Oxygen containing hetero ring (e.g., dioxirane, etc.)
[List of Pre Grant Publications for class 549 subclass 201][List of Patents for class 549 subclass 201]201 Subclass 201 indent level is 3 With preservative or stabilizer
[List of Pre Grant Publications for class 549 subclass 206][List of Patents for class 549 subclass 206]206 Subclass 206 indent level is 3 Heavy metal or aluminum containing
 [List of Pre Grant Publications for class 549 subclass 213][List of Patents for class 549 subclass 213]213 Subclass 213 indent level is 3 Boron containing
[List of Pre Grant Publications for class 549 subclass 214][List of Patents for class 549 subclass 214]214 Subclass 214 indent level is 3 Silicon containing
[List of Pre Grant Publications for class 549 subclass 216][List of Patents for class 549 subclass 216]216 Subclass 216 indent level is 3 Phosphorus bonded directly to the hetero ring
[List of Pre Grant Publications for class 549 subclass 218][List of Patents for class 549 subclass 218]218 Subclass 218 indent level is 3 Phosphorus attached indirectly to the hetero ring by nonionic bonding
[List of Pre Grant Publications for class 549 subclass 223][List of Patents for class 549 subclass 223]223 Subclass 223 indent level is 3 Xanthene ring system having a benzene ring bonded directly thereto para to the xanthene ring oxygen, wherein the carbon of a -COO- group is bonded directly to the benzene ring ortho to its position of attachment to the xanthene ring system, and spirolactone derivatives thereof (e.g., fluoresceins, chlorofluorans, etc.)
[List of Pre Grant Publications for class 549 subclass 228][List of Patents for class 549 subclass 228]228 Subclass 228 indent level is 3 The hetero ring contains -O-C(=X)-O- as part of its structure, wherein X is chalcogen (e.g., cyclic carbonates, etc.)
[List of Pre Grant Publications for class 549 subclass 231][List of Patents for class 549 subclass 231]231 Subclass 231 indent level is 3 Cyclic anhydrides (i.e., -C(=X)OC(=X)-, wherein the X's are the same or diverse chalcogens, is part of the hetero ring)
 [List of Pre Grant Publications for class 549 subclass 232][List of Patents for class 549 subclass 232]232 Subclass 232 indent level is 4 The cyclic anhydride has at least six members and is a cyclo in a polycyclo ring system
[List of Pre Grant Publications for class 549 subclass 233][List of Patents for class 549 subclass 233]233 Subclass 233 indent level is 4 The cyclic anhydride is five-membered (e.g., succinic anhydride, etc.)
[List of Pre Grant Publications for class 549 subclass 234][List of Patents for class 549 subclass 234]234 Subclass 234 indent level is 5 Polycyclo ring system having the cyclic anhydride as one of the cyclos
 [List of Pre Grant Publications for class 549 subclass 252][List of Patents for class 549 subclass 252]252 Subclass 252 indent level is 5 Plural hetero rings
 [List of Pre Grant Publications for class 549 subclass 253][List of Patents for class 549 subclass 253]253 Subclass 253 indent level is 5 Nitrogen or additional chalcogen attached directly or indirectly to the cyclic anhydride by nonionic bonding
 [List of Pre Grant Publications for class 549 subclass 254][List of Patents for class 549 subclass 254]254 Subclass 254 indent level is 5 Halogen attached directly or indirectly to the cyclic anhydride by nonionic bonding
 [List of Pre Grant Publications for class 549 subclass 255][List of Patents for class 549 subclass 255]255 Subclass 255 indent level is 5 Acyclic carbon chain containing carbon to carbon unsaturation bonded directly to the cyclic anhydride
[List of Pre Grant Publications for class 549 subclass 256][List of Patents for class 549 subclass 256]256 Subclass 256 indent level is 5 Preparing by oxidation
[List of Pre Grant Publications for class 549 subclass 261][List of Patents for class 549 subclass 261]261 Subclass 261 indent level is 5 Double bond between ring members of the cyclic anhydride
[List of Pre Grant Publications for class 549 subclass 263][List of Patents for class 549 subclass 263]263 Subclass 263 indent level is 3 Lactones (i.e., -C(=X)O-, wherein X is chalcogen, is part of the hetero ring)
[List of Pre Grant Publications for class 549 subclass 264][List of Patents for class 549 subclass 264]264 Subclass 264 indent level is 4 Spiro
[List of Pre Grant Publications for class 549 subclass 266][List of Patents for class 549 subclass 266]266 Subclass 266 indent level is 4 The lactone ring has at least seven members
[List of Pre Grant Publications for class 549 subclass 273][List of Patents for class 549 subclass 273]273 Subclass 273 indent level is 4 The lactone ring is six-membered
 [List of Pre Grant Publications for class 549 subclass 274][List of Patents for class 549 subclass 274]274 Subclass 274 indent level is 5 Plural ring oxygens in the lactone ring
[List of Pre Grant Publications for class 549 subclass 275][List of Patents for class 549 subclass 275]275 Subclass 275 indent level is 5 Polycyclo ring system having the lactone ring as one of the cyclos
 [List of Pre Grant Publications for class 549 subclass 291][List of Patents for class 549 subclass 291]291 Subclass 291 indent level is 5 Acyclic -C(=X)-, wherein X is chalcogen, bonded directly to the lactone ring
 [List of Pre Grant Publications for class 549 subclass 292][List of Patents for class 549 subclass 292]292 Subclass 292 indent level is 5 Additional chalcogen bonded directly to the lactone ring
 [List of Pre Grant Publications for class 549 subclass 293][List of Patents for class 549 subclass 293]293 Subclass 293 indent level is 5 Nitrogen attached directly or indirectly to the lactone ring by nonionic bonding
 [List of Pre Grant Publications for class 549 subclass 294][List of Patents for class 549 subclass 294]294 Subclass 294 indent level is 5 Double bond between ring members of the lactone ring
[List of Pre Grant Publications for class 549 subclass 295][List of Patents for class 549 subclass 295]295 Subclass 295 indent level is 4 The lactone ring is five-membered
 [List of Pre Grant Publications for class 549 subclass 296][List of Patents for class 549 subclass 296]296 Subclass 296 indent level is 5 Plural ring oxygens in the lactone ring
[List of Pre Grant Publications for class 549 subclass 297][List of Patents for class 549 subclass 297]297 Subclass 297 indent level is 5 Polycyclo ring system having the lactone ring as one of the cyclos
[List of Pre Grant Publications for class 549 subclass 313][List of Patents for class 549 subclass 313]313 Subclass 313 indent level is 5 Additional chalcogen bonded directly to the lactone ring
 [List of Pre Grant Publications for class 549 subclass 320][List of Patents for class 549 subclass 320]320 Subclass 320 indent level is 5 Plural hetero rings
 [List of Pre Grant Publications for class 549 subclass 321][List of Patents for class 549 subclass 321]321 Subclass 321 indent level is 5 Nitrogen attached directly or indirectly to the lactone ring by acyclic nonionic bonding
 [List of Pre Grant Publications for class 549 subclass 322][List of Patents for class 549 subclass 322]322 Subclass 322 indent level is 5 Having -C(=X), wherein X is chalcogen, bonded directly to the lactone ring
 [List of Pre Grant Publications for class 549 subclass 323][List of Patents for class 549 subclass 323]323 Subclass 323 indent level is 5 Chalcogen attached indirectly to the lactone ring by nonionic bonding
 [List of Pre Grant Publications for class 549 subclass 324][List of Patents for class 549 subclass 324]324 Subclass 324 indent level is 5 Halogen attached directly or indirectly to the lactone ring by nonionic bonding
 [List of Pre Grant Publications for class 549 subclass 325][List of Patents for class 549 subclass 325]325 Subclass 325 indent level is 5 Preparing by hydrogenation of cyclic anhydrides
 [List of Pre Grant Publications for class 549 subclass 326][List of Patents for class 549 subclass 326]326 Subclass 326 indent level is 5 Preparing from compound containing -COO- group
 [List of Pre Grant Publications for class 549 subclass 327][List of Patents for class 549 subclass 327]327 Subclass 327 indent level is 4 Acyclic carbon double bonded directly to a ring carbon of a four-membered lactone ring
[List of Pre Grant Publications for class 549 subclass 328][List of Patents for class 549 subclass 328]328 Subclass 328 indent level is 4 Four-membered lactone ring formed
[List of Pre Grant Publications for class 549 subclass 330][List of Patents for class 549 subclass 330]330 Subclass 330 indent level is 3 Spiro
[List of Pre Grant Publications for class 549 subclass 346][List of Patents for class 549 subclass 346]346 Subclass 346 indent level is 3 The hetero ring has at least seven members
[List of Pre Grant Publications for class 549 subclass 356][List of Patents for class 549 subclass 356]356 Subclass 356 indent level is 3 The hetero ring is six-membered
[List of Pre Grant Publications for class 549 subclass 357][List of Patents for class 549 subclass 357]357 Subclass 357 indent level is 4 Plural ring oxygens in the hetero ring (e.g., 1,2-dioxin, etc.)
[List of Pre Grant Publications for class 549 subclass 358][List of Patents for class 549 subclass 358]358 Subclass 358 indent level is 5 Polycyclo ring system having the hetero ring as one of the cyclos
[List of Pre Grant Publications for class 549 subclass 367][List of Patents for class 549 subclass 367]367 Subclass 367 indent level is 5 Three or more ring oxygens in the hetero ring
[List of Pre Grant Publications for class 549 subclass 369][List of Patents for class 549 subclass 369]369 Subclass 369 indent level is 5 The ring oxygens are in the 1,3-positions of the hetero ring (e.g., 1,3 dioxane, etc.)
[List of Pre Grant Publications for class 549 subclass 377][List of Patents for class 549 subclass 377]377 Subclass 377 indent level is 5 The ring oxygens are in the 1,4-positions of the hetero ring (e.g., 1,4 dioxane, etc.)
[List of Pre Grant Publications for class 549 subclass 381][List of Patents for class 549 subclass 381]381 Subclass 381 indent level is 4 Polycyclo ring system having the hetero ring as one of the cyclos
 [List of Pre Grant Publications for class 549 subclass 382][List of Patents for class 549 subclass 382]382 Subclass 382 indent level is 5 Pentacyclo ring system having the hetero ring as one of the cyclos
[List of Pre Grant Publications for class 549 subclass 383][List of Patents for class 549 subclass 383]383 Subclass 383 indent level is 5 Tetracyclo ring system having the hetero ring as one of the cyclos
[List of Pre Grant Publications for class 549 subclass 385][List of Patents for class 549 subclass 385]385 Subclass 385 indent level is 5 Tricyclo ring system having the hetero ring as one of the cyclos
[List of Pre Grant Publications for class 549 subclass 396][List of Patents for class 549 subclass 396]396 Subclass 396 indent level is 5 Bicyclo ring system having the hetero ring as one of the cyclos
 [List of Pre Grant Publications for class 549 subclass 397][List of Patents for class 549 subclass 397]397 Subclass 397 indent level is 6 The two cyclos share at least three ring members (i.e., bridged)
[List of Pre Grant Publications for class 549 subclass 398][List of Patents for class 549 subclass 398]398 Subclass 398 indent level is 6 The bicyclo ring system consists of the hetero ring and a six-membered carbocyclic ring
[List of Pre Grant Publications for class 549 subclass 414][List of Patents for class 549 subclass 414]414 Subclass 414 indent level is 4 Plural hetero rings
[List of Pre Grant Publications for class 549 subclass 416][List of Patents for class 549 subclass 416]416 Subclass 416 indent level is 4 Chalcogen bonded directly to the hetero ring
 [List of Pre Grant Publications for class 549 subclass 424][List of Patents for class 549 subclass 424]424 Subclass 424 indent level is 4 Nitrogen bonded directly to the hetero ring
 [List of Pre Grant Publications for class 549 subclass 425][List of Patents for class 549 subclass 425]425 Subclass 425 indent level is 4 Having -C(=X)-, wherein X is chalcogen, bonded directly to the hetero ring
 [List of Pre Grant Publications for class 549 subclass 426][List of Patents for class 549 subclass 426]426 Subclass 426 indent level is 4 Nitrogen attached indirectly to the hetero ring by nonionic bonding
 [List of Pre Grant Publications for class 549 subclass 427][List of Patents for class 549 subclass 427]427 Subclass 427 indent level is 4 Chalcogen attached indirectly to the hetero ring by nonionic bonding
 [List of Pre Grant Publications for class 549 subclass 428][List of Patents for class 549 subclass 428]428 Subclass 428 indent level is 4 Halogen attached directly or indirectly to the hetero ring by nonionic bonding
[List of Pre Grant Publications for class 549 subclass 429][List of Patents for class 549 subclass 429]429 Subclass 429 indent level is 3 The hetero ring is five-membered
[List of Pre Grant Publications for class 549 subclass 430][List of Patents for class 549 subclass 430]430 Subclass 430 indent level is 4 Plural ring oxygens in the hetero ring
 [List of Pre Grant Publications for class 549 subclass 431][List of Patents for class 549 subclass 431]431 Subclass 431 indent level is 5 Three or more ring oxygens in the hetero ring (e.g., ozonides, etc.)
[List of Pre Grant Publications for class 549 subclass 432][List of Patents for class 549 subclass 432]432 Subclass 432 indent level is 5 Polycyclo ring system having the hetero ring as one of the cyclos
 [List of Pre Grant Publications for class 549 subclass 448][List of Patents for class 549 subclass 448]448 Subclass 448 indent level is 5 Plural hetero rings
 [List of Pre Grant Publications for class 549 subclass 449][List of Patents for class 549 subclass 449]449 Subclass 449 indent level is 5 Nitrogen or chalcogen bonded directly to the hetero ring
 [List of Pre Grant Publications for class 549 subclass 450][List of Patents for class 549 subclass 450]450 Subclass 450 indent level is 5 Having -C(=X)-, wherein X is chalcogen, bonded directly to the hetero ring
[List of Pre Grant Publications for class 549 subclass 451][List of Patents for class 549 subclass 451]451 Subclass 451 indent level is 5 Nitrogen attached indirectly to the hetero ring by nonionic bonding
[List of Pre Grant Publications for class 549 subclass 453][List of Patents for class 549 subclass 453]453 Subclass 453 indent level is 5 Chalcogen attached indirectly to the hetero ring by nonionic bonding
 [List of Pre Grant Publications for class 549 subclass 455][List of Patents for class 549 subclass 455]455 Subclass 455 indent level is 5 Halogen attached directly or indirectly to the hetero ring by nonionic bonding
[List of Pre Grant Publications for class 549 subclass 456][List of Patents for class 549 subclass 456]456 Subclass 456 indent level is 4 Polycyclo ring system having the hetero ring as one of the cyclos
[List of Pre Grant Publications for class 549 subclass 472][List of Patents for class 549 subclass 472]472 Subclass 472 indent level is 4 Plural hetero rings
 [List of Pre Grant Publications for class 549 subclass 474][List of Patents for class 549 subclass 474]474 Subclass 474 indent level is 4 Cyano bonded directly to the hetero ring
[List of Pre Grant Publications for class 549 subclass 475][List of Patents for class 549 subclass 475]475 Subclass 475 indent level is 4 Chalcogen bonded directly to the hetero ring
[List of Pre Grant Publications for class 549 subclass 480][List of Patents for class 549 subclass 480]480 Subclass 480 indent level is 4 Nitrogen bonded directly to the hetero ring
[List of Pre Grant Publications for class 549 subclass 483][List of Patents for class 549 subclass 483]483 Subclass 483 indent level is 4 Having -C(=X)-, wherein X is chalcogen, bonded directly to the hetero ring
[List of Pre Grant Publications for class 549 subclass 491][List of Patents for class 549 subclass 491]491 Subclass 491 indent level is 4 Nitrogen attached indirectly to the hetero ring by nonionic bonding
[List of Pre Grant Publications for class 549 subclass 497][List of Patents for class 549 subclass 497]497 Subclass 497 indent level is 4 Chalcogen attached indirectly to the hetero ring by nonionic bonding
 [List of Pre Grant Publications for class 549 subclass 504][List of Patents for class 549 subclass 504]504 Subclass 504 indent level is 4 Halogen attached directly or indirectly to the hetero ring by nonionic bonding
[List of Pre Grant Publications for class 549 subclass 505][List of Patents for class 549 subclass 505]505 Subclass 505 indent level is 4 Plural double bonds between ring members of the hetero ring
 [List of Pre Grant Publications for class 549 subclass 507][List of Patents for class 549 subclass 507]507 Subclass 507 indent level is 4 One double bond between ring members of the hetero ring
 [List of Pre Grant Publications for class 549 subclass 508][List of Patents for class 549 subclass 508]508 Subclass 508 indent level is 4 Preparing from compound containing -COO- group
 [List of Pre Grant Publications for class 549 subclass 509][List of Patents for class 549 subclass 509]509 Subclass 509 indent level is 4 Preparing from a hydroxy containing compound
[List of Pre Grant Publications for class 549 subclass 510][List of Patents for class 549 subclass 510]510 Subclass 510 indent level is 3 The hetero ring is four-membered
[List of Pre Grant Publications for class 549 subclass 512][List of Patents for class 549 subclass 512]512 Subclass 512 indent level is 3 The hetero ring is three-membered consisting of one oxygen and two carbons
[List of Pre Grant Publications for class 549 subclass 513][List of Patents for class 549 subclass 513]513 Subclass 513 indent level is 4 Processes
[List of Pre Grant Publications for class 549 subclass 514][List of Patents for class 549 subclass 514]514 Subclass 514 indent level is 5 Epihalohydrin, glycerol monohalohydrin or glycerol dihalohydrin reactant
[List of Pre Grant Publications for class 549 subclass 518][List of Patents for class 549 subclass 518]518 Subclass 518 indent level is 5 Oxirane ring formed
 [List of Pre Grant Publications for class 549 subclass 539][List of Patents for class 549 subclass 539]539 Subclass 539 indent level is 5 Ether or -COO- group formed
 [List of Pre Grant Publications for class 549 subclass 540][List of Patents for class 549 subclass 540]540 Subclass 540 indent level is 5 Isomerization, halogenation, hydrogenation, or dehydrohalogenation to form compound
[List of Pre Grant Publications for class 549 subclass 541][List of Patents for class 549 subclass 541]541 Subclass 541 indent level is 5 Purification or recovery
[List of Pre Grant Publications for class 549 subclass 543][List of Patents for class 549 subclass 543]543 Subclass 543 indent level is 4 Polycyclo ring system having the hetero ring as one of the cyclos
[List of Pre Grant Publications for class 549 subclass 548][List of Patents for class 549 subclass 548]548 Subclass 548 indent level is 4 Having -C(=X)-, wherein X is chalcogen, bonded directly to the hetero ring
 [List of Pre Grant Publications for class 549 subclass 550][List of Patents for class 549 subclass 550]550 Subclass 550 indent level is 4 Cyano, nitrogen, or halogen bonded directly to the hetero ring
[List of Pre Grant Publications for class 549 subclass 551][List of Patents for class 549 subclass 551]551 Subclass 551 indent level is 4 Nitrogen attached indirectly to the hetero ring by nonionic bonding
[List of Pre Grant Publications for class 549 subclass 554][List of Patents for class 549 subclass 554]554 Subclass 554 indent level is 4 Chalcogen attached indirectly to the hetero ring by nonionic bonding
 [List of Pre Grant Publications for class 549 subclass 563][List of Patents for class 549 subclass 563]563 Subclass 563 indent level is 4 Halogen attached indirectly to the hetero ring by nonionic bonding
 
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