Patent US2874079A successfully refreshed from Google Patents.
US2874079A
Expired / Lapsed
US
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Primary cells
Assignee: RCA Corp
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Filing: 1956-06-13
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Granted: 1959-02-17
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Expires: 1976-06-13
Abstract
No abstract record available.
Inventors
- 👤 Gerald S Lozier
- 👤 Glicksman Richard
- 👤 Clarence K Morehouse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:04
CPC Classifications
H; H01; H01M; H01M6/00; H01M6/04; H01M4/00; H01M4/02; H01M4/36; H01M4/38; H01M4/46; H01M4/60
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
121 words
IN A PRIMARY CELL UTILIZING THE ELECTRON CHANGE OBTAINED IN CONVERTING A POSITIVE HALOGEN ION TO A NEGATIVE HALOGEN ION, AN ANODE SELECTED FROM THE GROUP CONSISTING OF ALUMINUM AND ALUMINUM BASE ALLOYS IN COMBINATION WITH A CATHODE INCLUDING A DEPOLARIZER CONSISTING OF AN ORGANIC OXIDIZING COMPOUND IN WHICH THE ODIDIZING PROPERTIES OF SAID SUBSTANCE ARE DUE AT LEAST IN PART TO POSITIVE HALOGENS CHEMICALLY COMBINED IN SAID COMPOUND, SAID COMPOUND BEING SELECTED FROM THE GROUP CONSISTING OF AMINES OF THE GENERAL FORMULA RNHX, RNX2, R2NX WHERE R IS AN ALKYL RADICAL AND X IS A HALOGEN ATOM, IMIDES DERIVED FROM DIBASIC ACIDS, CYCLIC UREIDES, CARBOXYLIC ACID AMIDES, SULFONIC ACID AMIDES, DERIVATIVES OF CARBONIC ACID AMIDES, AND AMIDINES OF CARBONIC ACID.
Claim 2
Dependent Claim
121 words
IN A PRIMARY CELL UTILIZING THE ELECTRON CHANGE OBTAINED IN CONVERTING A POSITIVE HALOGEN ION TO A NEGATIVE HALOGEN ION, AN ANODE SELECTED FROM THE GROUP CONSISTING OF ALUMINUM AND ALUMINUM BASE ALLOYS IN COMBINATION WITH A CATHODE INCLUDING A DEPOLARIZER CONSISTING OF AN ORGANIC OXIDIZING COMPOUND IN WHICH THE ODIDIZING PROPERTIES OF SAID SUBSTANCE ARE DUE AT LEAST IN PART TO POSITIVE HALOGENS CHEMICALLY COMBINED IN SAID COMPOUND, SAID COMPOUND BEING SELECTED FROM THE GROUP CONSISTING OF AMINES OF THE GENERAL FORMULA RNHX, RNX2, R2NX WHERE R IS AN ALKYL RADICAL AND X IS A HALOGEN ATOM, IMIDES DERIVED FROM DIBASIC ACIDS, CYCLIC UREIDES, CARBOXYLIC ACID AMIDES, SULFONIC ACID AMIDES, DERIVATIVES OF CARBONIC ACID AMIDES, AND AMIDINES OF CARBONIC ACID.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-16 | 1962-08-18 | 1963-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-16 | 1966-08-18 | 1967-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-16 | 1970-08-18 | 1971-02-17 | $7700.00 | Window Closed / Lapsed |