US PATENT SUBCLASS 502 / 512
.~ Carboxylic acid or salt thereof other than formic, acetic, or oxalic acid

Current as of: June, 1999
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502 /   HD   CATALYST, SOLID SORBENT, OR SUPPORT THEREFOR: PRODUCT OR PROCESS OF MAKING

506  DF  METHOD OF MAKING INORGANIC COMPOSITION UTILIZING ORGANIC COMPOUND (EXCEPT FORMIC, ACETIC, OR OXALIC ACID OR SALT THEREOF) {5}
512.~ Carboxylic acid or salt thereof other than formic, acetic, or oxalic acid

DEFINITION

Classification: 502/512

Carboxyl acid or salt thereof other than formic, acetic, or oxalic acid:

(under subclass 506) Collection of art in which the organic material includes the moiety - COX in which X is hydrogen, a metal or the nitrogen of ammonia or an amine radical.