US PATENT SUBCLASS 44 / 459
.~ Solid hydrocarbon polymer containing

Current as of: June, 1999
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44 /   HD   FUEL AND RELATED COMPOSITIONS

300  DF  LIQUID FUELS (EXCLUDING FUELS THAT ARE EXCLUSIVELY MIXTURES OF LIQUID HYDROCARBONS) {31}
459.~ Solid hydrocarbon polymer containing

DEFINITION

Classification: 44/459

Solid hydrocarbon polymer containing:

(under subclass 300) Compositions which contain polymeric ingredients which are both solid and hydrocarbonaceous.

(1) Note. The polymers provided for herein can be homopolymeric or copolymeric.

(2) Note. An example of an ingredient provided for herein is solid polyisobutylene.