US PATENT SUBCLASS 523 / 509
.~.~.~ Carbohydrate or derivative including tannin or derivative DNRM

Current as of: June, 1999
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523 /   HD   SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES

*  DD  SYNTHETIC RESINS (Class 520, Subclass 1) {1}
1  DF  .~ PROCESSES OF PREPARING A DESIRED OR INTENTIONAL COMPOSITION OF AT LEAST ONE NONREACTANT MATERIAL AND AT LEAST ONE SOLID POLYMER OR SPECIFIED INTERMEDIATE CONDENSATION PRODUCT, OR PRODUCT THEREOF {71}
500  DF  .~.~ Process of forming a composition of an ethylenically unsaturated reactant or ethylenically unsaturated polymer admixed with nonreactive material (NRM) and a polyester whose polymer backbone was derived through the direct formation of the ester linkage, e.g., polyethylene terephthalate, polycaprolactone, etc., or product thereof {17}
509.~.~.~ Carbohydrate or derivative including tannin or derivative DNRM

DEFINITION

Classification: 523/509

Carbohydrate or derivative including tannin or derivative DNRM:

(under subclass 500) Subject matter wherein a carbohydrate or derivative is present as a DNRM, e.g., cellulose butyrate, dextran, rice hulls, etc.

(1) Note. See the Class 520 Glossary for a definition of the term "carbohydrate or derivative".

(2) Note. Tannin or derivative is treated as a carbohydrate proper for this area.

SEE OR SEARCH CLASS

560, Organic Compounds,

68, for a definition of "tannin or derivative".