US PATENT SUBCLASS 554 / 224
.~.~.~ Plural carbon-to-carbon unsaturation in the acid moiety (e.g., polyunsaturated fatty acids, etc.)

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}
223  DF  .~.~ Acyclic carbon-to-carbon unsaturation in the acid moiety {1}
224.~.~.~ Plural carbon-to-carbon unsaturation in the acid moiety (e.g., polyunsaturated fatty acids, etc.)

DEFINITION

Classification: 554/224

(under subclass 223) Compounds which contain two or more unsaturated linkages, which may be ethylenic double bonds, acetylenic triple bonds or a combination of double and triple bonds.

SEE OR SEARCH THIS CLASS, SUBCLASS:

24+, for products referred to as modified or synthetic drying oils or bodied oils which products may contain acyclic polyunsaturation in an acid moiety.