US PATENT SUBCLASS 521 / 114
.~.~.~ Ingredient contains a -C-X-C- group wherein X is a chalcogen atom and none of the C atoms bonded to the chalcogen are double-bonded to an additional chalcogen atom

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

*  DD  SYNTHETIC RESINS (Class 520, Subclass 1) {3}
50  DF  .~ CELLULAR PRODUCTS OR PROCESSES OF PREPARING A CELLULAR PRODUCT, E.G., FOAMS, PORES, CHANNELS, ETC. {27}
99  DF  .~.~ Cellular product formation prior to or during solid polymer formation in the presence of a stated ingredient other than water {18}
114.~.~.~ Ingredient contains a -C-X-C- group wherein X is a chalcogen atom and none of the C atoms bonded to the chalcogen are double-bonded to an additional chalcogen atom {2}
115  DF  .~.~.~.~> -C-X-C- compound contains a nitrogen atom
116  DF  .~.~.~.~> -C-X-C- compound contains a -C-XH group wherein X is a chalcogen atom

DEFINITION

Classification: 521/114

Ingredient contains a -C-X-C- group wherein X is a chalcogen atom and none of the C atoms bonded to the chalcogen are double bonded to an additional chalcogen atom:

(under subclass 99) Subject matter wherein the stated ingredient contains a -C-X-C- group wherein X is a chalcogen atom, and wherein one of the carbon atoms bonded to the chalcogen atom are double bonded to an additional chalcogen atom.