US PATENT SUBCLASS 429 / 311
.~.~.~.~.~ Oxygen is a ring member of the hetero ring


Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use



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.~.~.~.~.~ Oxygen is a ring member of the hetero ring {1}
312  DF  .~.~.~.~.~.~> The hetero ring is three membered


DEFINITION

Classification: 429/311

Oxygen is a ring member of the hetero ring:

(under subclass 310) Subject matter wherein the polymer contains a hetero ring having oxygen as a member of the ring (e.g., polyfuran, etc.).

(1) Note. Examples of such hetero ring-containing polymers are polypyridine and polythiophene.