US PATENT SUBCLASS 554 / 7
.~.~.~ Phenolic preservative or stabilizer

Current as of: June, 1999
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554 /   HD   ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {1}
1  DF  .~ Fatty compounds having an acid moiety which contains the carbonyl of a carboxylic acid, salt, ester, or amide group bonded directly to one end of an acyclic chain of at least seven (7) uninterrupted carbons, wherein any additional carbonyl in the acid moiety is (1) part of an aldehyde or ketone group, (2) bonded directly to a noncarbon atom which is between the additional carbonyl and the chain, or (3) attached indirectly to the chain via ionic bonding {23}
2  DF  .~.~ With preservative or stabilizer {5}
7.~.~.~ Phenolic preservative or stabilizer

DEFINITION

Classification: 554/7

(under subclass 2) Products wherein the preservative or stabilizer contains at least one benzene ring having at least one -OH group bonded directly thereto, wherein H of the -OH may be replaced by metal or substituted or unsubstituted ammonium.