A61K - Cooperative Patent Classification

CPC - A61K - 2013.07 - page 7
A61K 8/375 . . . . . { the alcohol moiety containing more than one hydroxy group }
A61K 8/38 . . . . Percompounds, e.g. peracids
A61K 8/39 . . . . Alkoxylated derivatives, i.e. derivatives containing from 2 to 10 oxyalkylene
groups
A61K 8/40 . . . containing nitrogen ( quinones containing nitrogen A61K 8/35 C )
A61K 8/41 . . . . Amines
A61K 8/411 . . . . . { Aromatic amines, i.e. where the amino group is directly linked to the
aromatic nucleus }
A61K 8/413 . . . . . { Indoanilines; Indophenol; Indoamines }
A61K 8/415 . . . . . { Aminophenols }
A61K 8/416 . . . . . { Quaternary ammonium compounds ( A61K 8/35 takes precedence ) }
A61K 8/418 . . . . . { containing nitro groups }
A61K 8/42 . . . . Amides
A61K 8/43 . . . . Guanidines
A61K 8/44 . . . . Aminocarboxylic acids or derivatives thereof, e.g. aminocarboxylic acids
containing sulfur ; Salts ; Esters or N-acylated derivatives thereof
A61K 8/442 . . . . . { substituted by amido group(s) }
A61K 8/445 . . . . . { aromatic, i.e. the carboxylic acid directly linked to the aromatic ring }
A61K 8/447 . . . . . { containing sulfur }
A61K 8/45 . . . . Alkoxylatedderivatives, i.e. derivatives containing from 2 to 10 oxyalkylene
groups
A61K 8/46 . . . containing sulfur ( A61K 8/44 takes precedence )
A61K 8/463 . . . . { containing sulfuric acid derivatives, e.g. sodium lauryl sulfate }
A61K 8/466 . . . . { containing sulfonic acid derivatives; Salts }
A61K 8/49 . . . containing heterocyclic compounds
A61K 8/4906 . . . . { with one nitrogen as the only hetero atom }
A61K 8/4913 . . . . . { having five membered rings, e.g. pyrrolidone carboxylic acid }
A61K 8/492 . . . . . . { having condensed rings, e.g. indol }
A61K 8/4926 . . . . . { having six membered rings }
A61K 8/4933 . . . . . { having sulfur as an exocyclic substituent, e.g. pyridinethione }
A61K 8/494 . . . . { with more than one nitrogen as the only hetero atom }
A61K 8/4946 . . . . . { Imidazoles or their condensed derivatives, e.g. benzimidazoles }
A61K 8/4953 . . . . . { containing pyrimidine ring derivatives, e.g. minoxidil }
A61K 8/496 . . . . . { Triazoles or their condensed derivatives, e.g. benzotriazoles }
A61K 8/4966 . . . . . { Triazines or their condensed derivatives }
A61K 8/4973 . . . . { with oxygen as the only hetero atom }
A61K 8/498 . . . . . { having 6-membered rings or their condensed derivatives, e.g. coumarin
}
A61K 8/4986 . . . . { with sulfur as the only hetero atom }
A61K 8/4993 . . . . { Alkoxylated derivatives, i.e. derivatives containing from 2 to 10 oxyalkylene
groups }
A61K 8/55 . . . Phosphorus compounds
A61K 8/553 . . . . { Phospholipids, e.g. lecithin }
A61K 8/556 . . . . { Alkoxylated derivatives, i.e. derivatives containing from 2 to 10 oxyalkylene