US2986592A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alkaline primary cells having anodes of niobium, vanadium, or molybdenum
Assignee: Remington Arms Co LLC
•
Filing: 1956-07-17
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Granted: 1961-05-30
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Expires: 1976-07-17
Abstract
No abstract record available.
Inventors
- 👤 Mccallum John
- 👤 Jr Walter E Ditmars
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:26
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/02; H01M4/06; H01M4/08; H01M4/12; H01M12/00; H01M12/04; H01M12/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
34 words
IN A CURRENT-GENERATING PRIMARY CELL COMPRISING A CATHODE, AN ANODE, AND AN ALKALINE ELECTROLYTE, THE IMPROVEMENT WHEREIN SAID ANODE CONSISTS ESSENTIALLY OF A MATERIAL SELECTED FROM THE GROUP CONSISTING OF NIOBIUM, VANADIUM, AND MOLYBDENUM.
Claim 2
Dependent Claim
34 words
IN A CURRENT-GENERATING PRIMARY CELL COMPRISING A CATHODE, AN ANODE, AND AN ALKALINE ELECTROLYTE, THE IMPROVEMENT WHEREIN SAID ANODE CONSISTS ESSENTIALLY OF A MATERIAL SELECTED FROM THE GROUP CONSISTING OF NIOBIUM, VANADIUM, AND MOLYBDENUM.
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) | 1964-05-29 | 1964-11-28 | 1965-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-29 | 1968-11-28 | 1969-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-29 | 1972-11-28 | 1973-05-30 | $7700.00 | Window Closed / Lapsed |