US3261715A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Negative electrode assembly for alkaline batteries
Assignee: Yardney International Corp
•
Filing: 1961-10-26
•
Granted: 1966-07-19
•
Expires: 1981-10-26
Abstract
No abstract record available.
Inventors
- 👤 Solomon Frank
- 👤 Robert F Enters
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 03:51
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/02; H01M4/04; H01M4/0438; H01M4/045; H01M4/0452; B; B63; B63H; B63H3/00; B63H3/06; B63H3/08; B63H3/081; B63H3/082; H01M4/24; H01M4/26; H01M4/36; H01M4/362; H01M4/364; H01M4/48; H01M4/481; H01M4/64; H01M4/70; H01M4/72; H01M4/74; H01M4/742; H01M2004/026; H01M2004/027; H01M4/66; H01M4/661; H01M50/00; H01M50/40; H01M50/46; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
A NEGATIVE ELECTRODE COMPRISING AN ELECTRICALLY CONDUCTIVE OLATE OF A METAL SELECTED FROM THE GROUP WHICH CONSISTS OF COPPER AND SILVER, SAID PLATE BEING PROVIDED WITH A MULTIPLICITY OF PERFORATIONS, A FLAT ZINC STRUCTURE OVERLYNG A FACE OF SAID PLATE, SAID STRUCTURE BEING FORMED WITHINTERESTICES LARGER THAN SAID PERFORMATIONS, AND PLUGS OF COMMINUTED ZINC AT LEAST PARTLY IN OXIDIZED FROM OCCUPYING SAID PERFORATIONS, SAID PLUGS EXTENDING INTO SAID INTERSTICES IN INTIMATE CONTACT WITH SAID STRUCTURE.
Claim 2
Dependent Claim
75 words
A NEGATIVE ELECTRODE COMPRISING AN ELECTRICALLY CONDUCTIVE OLATE OF A METAL SELECTED FROM THE GROUP WHICH CONSISTS OF COPPER AND SILVER, SAID PLATE BEING PROVIDED WITH A MULTIPLICITY OF PERFORATIONS, A FLAT ZINC STRUCTURE OVERLYNG A FACE OF SAID PLATE, SAID STRUCTURE BEING FORMED WITHINTERESTICES LARGER THAN SAID PERFORMATIONS, AND PLUGS OF COMMINUTED ZINC AT LEAST PARTLY IN OXIDIZED FROM OCCUPYING SAID PERFORATIONS, SAID PLUGS EXTENDING INTO SAID INTERSTICES IN INTIMATE CONTACT WITH SAID STRUCTURE.
References Cited (Backward Citations)
US2987567A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-18 | 1970-01-17 | 1970-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-18 | 1974-01-17 | 1974-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-18 | 1978-01-17 | 1978-07-19 | $7700.00 | Window Closed / Lapsed |