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Class   527SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES
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This Class 527is 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 527 subclass 100][List of Patents for class 527 subclass 100]100 Subclass 100 indent level is 1 FROM REACTANT WHICH IS A CELLULAR MATERIAL DERIVED FROM PLANT OR ANIMAL SOURCE AND IS OTHER THAN DIATOMACEOUS EARTH, BLOOD, COTTON, OR FARINACEOUS FLOUR, E.G., CITRUS PULP, WALNUT SHELL FLOUR, ETC.
[List of Pre Grant Publications for class 527 subclass 101][List of Patents for class 527 subclass 101]101 Subclass 101 indent level is 2 Animal derived, e.g., hair, leather, horn, etc.
[List of Pre Grant Publications for class 527 subclass 103][List of Patents for class 527 subclass 103]103 Subclass 103 indent level is 2 Wood or wood cellulose fiber or flour
[List of Pre Grant Publications for class 527 subclass 200][List of Patents for class 527 subclass 200]200 Subclass 200 indent level is 1 FROM PROTEIN OR BIOLOGICALLY ACTIVE POLYPEPTIDE REACTANT
[List of Pre Grant Publications for class 527 subclass 201][List of Patents for class 527 subclass 201]201 Subclass 201 indent level is 2 With ethylenically unsaturated reactant
 [List of Pre Grant Publications for class 527 subclass 204][List of Patents for class 527 subclass 204]204 Subclass 204 indent level is 2 With N=C=X reactant wherein X is chalcogen
[List of Pre Grant Publications for class 527 subclass 205][List of Patents for class 527 subclass 205]205 Subclass 205 indent level is 2 With aldehyde or derivative or ketone reactant
 [List of Pre Grant Publications for class 527 subclass 207][List of Patents for class 527 subclass 207]207 Subclass 207 indent level is 2 With carboxylic acid or derivative reactant
[List of Pre Grant Publications for class 527 subclass 300][List of Patents for class 527 subclass 300]300 Subclass 300 indent level is 1 FROM CARBOHYDRATE OR DERIVATIVE AS A REACTANT
[List of Pre Grant Publications for class 527 subclass 301][List of Patents for class 527 subclass 301]301 Subclass 301 indent level is 2 With N=C=X reactant wherein X is chalcogen
 [List of Pre Grant Publications for class 527 subclass 303][List of Patents for class 527 subclass 303]303 Subclass 303 indent level is 2 With phenolic reactant
 [List of Pre Grant Publications for class 527 subclass 304][List of Patents for class 527 subclass 304]304 Subclass 304 indent level is 2 With ketone reactant other than as a ketose
[List of Pre Grant Publications for class 527 subclass 305][List of Patents for class 527 subclass 305]305 Subclass 305 indent level is 2 With aldehyde or derivative as a reactant other than as an aldose
 [List of Pre Grant Publications for class 527 subclass 310][List of Patents for class 527 subclass 310]310 Subclass 310 indent level is 2 With phosphorus-containing reactant
 [List of Pre Grant Publications for class 527 subclass 311][List of Patents for class 527 subclass 311]311 Subclass 311 indent level is 2 With di- or higher ester of polycarboxylic acid; or with polycarboxylic acid or derivative and a compound containing two or more hydroxyl groups or salts thereof as reactants
 [List of Pre Grant Publications for class 527 subclass 312][List of Patents for class 527 subclass 312]312 Subclass 312 indent level is 2 With nitrogen-containing reactant
[List of Pre Grant Publications for class 527 subclass 313][List of Patents for class 527 subclass 313]313 Subclass 313 indent level is 2 Ethylenically unsaturated reactant
[List of Pre Grant Publications for class 527 subclass 400][List of Patents for class 527 subclass 400]400 Subclass 400 indent level is 1 FROM LIGNIN, TANNIN, OR DERIVATIVE REACTANT
 [List of Pre Grant Publications for class 527 subclass 401][List of Patents for class 527 subclass 401]401 Subclass 401 indent level is 2 With N=C=X reactant wherein X is chalcogen or polyepoxide reactant
 [List of Pre Grant Publications for class 527 subclass 403][List of Patents for class 527 subclass 403]403 Subclass 403 indent level is 2 With phenolic reactant
[List of Pre Grant Publications for class 527 subclass 500][List of Patents for class 527 subclass 500]500 Subclass 500 indent level is 1 FROM COAL OR BITUMINOUS MATERIAL, EXTRACT OR DERIVATIVE THEREOF, OR FATTY STILL RESIDUE REACTANT
 [List of Pre Grant Publications for class 527 subclass 501][List of Patents for class 527 subclass 501]501 Subclass 501 indent level is 2 With polyepoxide reactant or N=C=X reactant wherein X is chalcogen
 [List of Pre Grant Publications for class 527 subclass 503][List of Patents for class 527 subclass 503]503 Subclass 503 indent level is 2 With phenolic reactant or aldehyde reactant
[List of Pre Grant Publications for class 527 subclass 600][List of Patents for class 527 subclass 600]600 Subclass 600 indent level is 1 FROM NATURAL RESIN OR DERIVATIVE REACTANT EXCLUDING TALL OIL OR DERIVATIVE
 [List of Pre Grant Publications for class 527 subclass 601][List of Patents for class 527 subclass 601]601 Subclass 601 indent level is 2 With polyepoxide reactant
[List of Pre Grant Publications for class 527 subclass 602][List of Patents for class 527 subclass 602]602 Subclass 602 indent level is 2 With phenolic reactant
 [List of Pre Grant Publications for class 527 subclass 604][List of Patents for class 527 subclass 604]604 Subclass 604 indent level is 2 With polycarboxylic acid or derivative and a compound having two or more hydroxyl groups as reactants
 
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