US PATENT SUBCLASS 554 / 8
.~.~ Extraction directly from animal or plant source material (e.g., recovery from garbage, fish offal, slaughter house waste, whole fish, olive fruit, 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}
8.~.~ Extraction directly from animal or plant source material (e.g., recovery from garbage, fish offal, slaughter house waste, whole fish, olive fruit, etc.) {6}
9  DF  .~.~.~> Legume, nut, or seed source material (e.g., peanut, soya bean, rice bran, etc.) {4}
18  DF  .~.~.~> Fish liver source material
19  DF  .~.~.~> Sulfur, silicon, nitrogen, or metal containing treating agent utilized (e.g., salt or brine, clay, lime, etc.)
20  DF  .~.~.~> Organic solvent extraction {1}
22  DF  .~.~.~> Vacuum utilized
23  DF  .~.~.~> Steam or water added (e.g., wet rendering, etc.)

DEFINITION

Classification: 554/8

(under subclass 1) Processes which include the extraction of the fatty compound(s) directly from animal or plant source material.

(1) Note. Included herein are processes such as the recovery of fatty acid compounds from garbage, fish offal, slaughter house waste, whole fish, olive fruit, etc.

SEE OR SEARCH THIS CLASS, SUBCLASS:

175+, for processes directed to the purification of extracted fatty compounds.

SEE OR SEARCH CLASS

100, Presses, for processes wherein a broadly claimed extraction step is followed by a significant expressing operation. 210, Liquid Purification or Separation,

600+, for a process of purifying or separating water or a generically claimed liquid and for significant filtration or decantation treatments.