US2979553A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Current generator cell
Assignee: Remington Arms Co LLC
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Filing: 1958-01-03
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Granted: 1961-04-11
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Expires: 1978-01-03
Abstract
No abstract record available.
Inventors
- 👤 Mccallum John
- 👤 Theodore B Johnson
- 👤 Jr Walter E Ditmars
- 👤 Leslie D Mcgraw
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 00:09
CPC Classifications
H; H01; H01M; H01M6/00; H01M6/04; H01M4/00; H01M4/02; H01M4/36; H01M4/38
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
A PRIMARY CELL COMPRISING A CATHODE, AN ALKALINE ELECTROLYTE, AND AN ANODE THAT IS AN ALLOY CONSISTING ESSENTIALLY OF AT LEAST 50 ATOMIC PERCENT TITANIUM WITH AT LEAST ABOUT 13 WEIGHT PERCENT OF A TITANIUM PASSIVATING ELEMENT OF THE GROUP CONSISTING OF MOLYBDENUM, VANADIUM, CHROMIUM, COBALT, NICKEL, NIOBIUM, TANTALUM, AND TUNGSTEN, THE SURFACE OF SAID ANODE BEING FREE FROM ANY SUBSTANTIAL CURRENT BLOCKING FILM AND IN DIRECT CONTACT WITH SAID ELECTROLYTE, THE ALLOY OF SAID ANODE BEING CONSUMED IN THE DISCHARGE OF SAID CELL BY THE FLOW IONS THEREFROM TO SAID ELECTROLYTE.
Claim 2
Dependent Claim
92 words
A PRIMARY CELL COMPRISING A CATHODE, AN ALKALINE ELECTROLYTE, AND AN ANODE THAT IS AN ALLOY CONSISTING ESSENTIALLY OF AT LEAST 50 ATOMIC PERCENT TITANIUM WITH AT LEAST ABOUT 13 WEIGHT PERCENT OF A TITANIUM PASSIVATING ELEMENT OF THE GROUP CONSISTING OF MOLYBDENUM, VANADIUM, CHROMIUM, COBALT, NICKEL, NIOBIUM, TANTALUM, AND TUNGSTEN, THE SURFACE OF SAID ANODE BEING FREE FROM ANY SUBSTANTIAL CURRENT BLOCKING FILM AND IN DIRECT CONTACT WITH SAID ELECTROLYTE, THE ALLOY OF SAID ANODE BEING CONSUMED IN THE DISCHARGE OF SAID CELL BY THE FLOW IONS THEREFROM TO SAID ELECTROLYTE.
References Cited (Backward Citations)
US1139213A
Cited
US2819960A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-10 | 1964-10-10 | 1965-04-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-10 | 1968-10-10 | 1969-04-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-10 | 1972-10-10 | 1973-04-11 | $7700.00 | Window Closed / Lapsed |