US2880122A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Primary cells
Assignee: RCA Corp
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Filing: 1956-06-13
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Granted: 1959-03-31
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Expires: 1976-06-13
Abstract
No abstract record available.
Inventors
- 👤 Clarence K Morehouse
- 👤 Glicksman Richard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:34
CPC Classifications
H; H01; H01M; H01M6/00; H01M6/30; H01M4/00; H01M4/02; H01M4/36; H01M4/60
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
141 words
IN A PRIMARY CELL UTILIZING THE ELECTRON CHANGE OBTAINED IN CONVERTING A NITROGEN ATOM WITH A VALENCE OF PLUS 3 TO A VALENCE OF MINUS 3, AN ANODE SELECTED FROM THE GROUP CONSISTING OF MAGNESIUM AND MAGNESIUM BASE ALLOYS, IN COMBINATION WITH A CATHODE INCLUDING A DEPOLARIZER CONSISTING OF AN ORGANIC OXIDIZING COMPOUND IN WHICH THE OXIDIZING PROPERTIES OF SAID SUBSTANCE ARE DUE AT LEAST IN PART TO NITRO GROUPS CHEMICALLY COMBINED IN SAID COMPOUND, SAID COMPOUND BEING SELECTED FROM THE GROUP CONSISTING OF BENZENE COMPOUNDS HAVING ONE NITRO GROUPS PER RING BENZENE COMPOUNDS HAVING TWO NITRO GROUPS PER RING, BENZENE COMPOUNDS HAVING THREE NITRO GROUPS PER RING, POLYNUCLEAR AROMATIC COMPOUNDS BENZIMIDAZOLES, INDAZOLES, QUINOLINES, FURAN DERIVATIVES. PYRIDINE DERIVATIVES, AMIDINES OF CARBONIC ACID, CYCLIC UREIDES, ALKANE DERIVATIVES, ALIPHATIC ALCOHOLS ALIPHATIC AICD DERIVATIVES, ALIPHATIC ESTER DERIVATIVES, ALIPHATIC KETONE DERIVATIVES, AND ALIPHATIC ALDEHYDE DERIVATIVES.
Claim 2
Dependent Claim
141 words
IN A PRIMARY CELL UTILIZING THE ELECTRON CHANGE OBTAINED IN CONVERTING A NITROGEN ATOM WITH A VALENCE OF PLUS 3 TO A VALENCE OF MINUS 3, AN ANODE SELECTED FROM THE GROUP CONSISTING OF MAGNESIUM AND MAGNESIUM BASE ALLOYS, IN COMBINATION WITH A CATHODE INCLUDING A DEPOLARIZER CONSISTING OF AN ORGANIC OXIDIZING COMPOUND IN WHICH THE OXIDIZING PROPERTIES OF SAID SUBSTANCE ARE DUE AT LEAST IN PART TO NITRO GROUPS CHEMICALLY COMBINED IN SAID COMPOUND, SAID COMPOUND BEING SELECTED FROM THE GROUP CONSISTING OF BENZENE COMPOUNDS HAVING ONE NITRO GROUPS PER RING BENZENE COMPOUNDS HAVING TWO NITRO GROUPS PER RING, BENZENE COMPOUNDS HAVING THREE NITRO GROUPS PER RING, POLYNUCLEAR AROMATIC COMPOUNDS BENZIMIDAZOLES, INDAZOLES, QUINOLINES, FURAN DERIVATIVES. PYRIDINE DERIVATIVES, AMIDINES OF CARBONIC ACID, CYCLIC UREIDES, ALKANE DERIVATIVES, ALIPHATIC ALCOHOLS ALIPHATIC AICD DERIVATIVES, ALIPHATIC ESTER DERIVATIVES, ALIPHATIC KETONE DERIVATIVES, AND ALIPHATIC ALDEHYDE DERIVATIVES.
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) | 1962-03-30 | 1962-09-29 | 1963-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-30 | 1966-09-29 | 1967-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-30 | 1970-09-29 | 1971-03-31 | $7700.00 | Window Closed / Lapsed |