US PATENT SUBCLASS 525 / 333.7
.~.~.~.~ Polymer derived from acyclic hydrocarbon monomer only


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

*  DD  SYNTHETIC RESINS (Class 520, Subclass 1) {4}
50  DF  .~ MIXING OF TWO OR MORE SOLID POLYMERS; MIXING OF SOLID POLYMER OR SICP WITH SICP OR SPFI; MIXING OF SICP WITH AN ETHYLENIC AGENT; MIXING OF SOLID POLYMER WITH A CHEMICAL TREATING OR ETHYLENIC AGENT; OR PROCESSES OF FORMING OR REACTING; OR THE RESULTANT PRODUCT OF ANY OF THE ABOVE OPERATIONS {32}
55  DF  .~.~ At least one solid polymer derived from ethylenic reactants only {25}
326.1  DF  .~.~.~ Chemically after treated solid polymers derived from ethylenically unsaturated monomers only {24}
333.7.~.~.~.~ Polymer derived from acyclic hydrocarbon monomer only {3}
333.8  DF  .~.~.~.~.~> Air, elemental oxygen, ozone or peroxide chemical treating agent
333.9  DF  .~.~.~.~.~> Sulfur containing chemical treating agent
334.1  DF  .~.~.~.~.~> Halogenated polymer


DEFINITION

Classification: 525/333.7

Polymer derived from acyclic hydrocarbon monomer only:

(under subclass 326.1) Product wherein the chemically modified solid polymer has been derived solely from an acyclic hydrocarbon monomer.