US PATENT SUBCLASS 429 / 312
.~.~.~.~.~.~ The hetero ring is three membered

Current as of: June, 1999
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429 /   HD   CHEMISTRY: ELECTRICAL CURRENT PRODUCING APPARATUS, PRODUCT, AND PROCESS

122  DF  CURRENT PRODUCING CELL, ELEMENTS, SUBCOMBINATIONS AND COMPOSITIONS FOR USE THEREWITH AND ADJUNCTS {16}
188  DF  .~ Include electrolyte chemically specified and method {11}
304  DF  .~.~ The electrolyte is solid {5}
306  DF  .~.~.~ Organic component containing {8}
310  DF  .~.~.~.~ Hetero ring containing polymer {1}
311  DF  .~.~.~.~.~ Oxygen is a ring member of the hetero ring {1}
312.~.~.~.~.~.~ The hetero ring is three membered

DEFINITION

Classification: 429/312

The hetero ring is three membered:

(under subclass 311) Subject matter wherein the oxygen containing hetero ring is a three-membered hetero ring (e.g., polyethylene oxide, etc.).