US2526692A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Primary cell and battery
Assignee: Individual
•
Filing: 1944-02-16
•
Granted: 1950-10-24
•
Expires: 1964-02-16
Abstract
No abstract record available.
Inventors
- 👤 Ruben Samuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:17
CPC Classifications
H; H01; H01M; H01M6/00; H01M6/04; H01M6/06; H01M6/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
97 words
A PRIMARY BATTERY COMPRISING A STACK OF FLAT PRIMARY CELLS, AND A CONTAINER ENCLOSING SAID STACK INCLUDING MEANS APPLYING COMPRESSION TO SAID STACK, EACHOF THE CELLS OF SAID STACK COMPRISING AN ALKALI-INERT METAL DISH, A LAYER OF DEPOLARIZER THEREIN, A ZINC DISC, A POOUS ZINC AMALGAM ANODE LAYER THEREON, SAID ANODE AND DEPOLARIZER BEING SPACED IN FACE-TO-FACE RELATION, A POROUS SHEET SPACER INTERPOSED THEREBETWEEN, AN ALKALINE ELECROLYTE IMPREGNATING SAID SPACER AND ANODE, AND AN INSULATING SEALING WALL SURROUNDING SAID ANODE AND SPACER AND COMPRESSED BETWEEN SAID ALKALI-INERT METAL DISH AND SAID ZINC DISC BY SAID BATTERY CONTAINER.
Claim 2
Dependent Claim
97 words
A PRIMARY BATTERY COMPRISING A STACK OF FLAT PRIMARY CELLS, AND A CONTAINER ENCLOSING SAID STACK INCLUDING MEANS APPLYING COMPRESSION TO SAID STACK, EACHOF THE CELLS OF SAID STACK COMPRISING AN ALKALI-INERT METAL DISH, A LAYER OF DEPOLARIZER THEREIN, A ZINC DISC, A POOUS ZINC AMALGAM ANODE LAYER THEREON, SAID ANODE AND DEPOLARIZER BEING SPACED IN FACE-TO-FACE RELATION, A POROUS SHEET SPACER INTERPOSED THEREBETWEEN, AN ALKALINE ELECROLYTE IMPREGNATING SAID SPACER AND ANODE, AND AN INSULATING SEALING WALL SURROUNDING SAID ANODE AND SPACER AND COMPRESSED BETWEEN SAID ALKALI-INERT METAL DISH AND SAID ZINC DISC BY SAID BATTERY CONTAINER.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-10-23 | 1954-04-24 | 1954-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-23 | 1958-04-24 | 1958-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-23 | 1962-04-24 | 1962-10-24 | $7700.00 | Window Closed / Lapsed |