US PATENT SUBCLASS 429 / 336
.~.~.~ Hetero ring in the organic solvent

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}
324  DF  .~.~ Chemically specified organic solvent containing {6}
336.~.~.~ Hetero ring in the organic solvent {1}
337  DF  .~.~.~.~> Oxygen is the only ring hetero atom in the hetero ring (e.g., dioxolane, gamma butyrolactone, etc.) {1}

DEFINITION

Classification: 429/336

Hetero ring in the organic solvent:

(under subclass 324) Subject matter wherein the organic solvent is a compound containing a hetero ring [i.e., a ring whose ring members consist of carbon and at least one hetero atom selected from chalcogen (oxygen, sulfur, selenium, or tellurium) or nitrogen].

(1) Note. Examples of hetero ring solvents provided for herein are sulfolane and dimethyl isoxazole.