US3367801A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel cell including electrode of silver, nickel, and zinc
Assignee: Texas Instruments Inc
•
Filing: 1964-01-10
•
Granted: 1968-02-06
•
Expires: 1984-01-10
Abstract
No abstract record available.
Inventors
- 👤 Kurt W Kreiselmaier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:24
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/86; H01M4/88; H01M4/8803; H01M4/8814; C; C25; C25B; C25B11/00; H01M4/8825; H01M4/8864; H01M4/8875; H01M4/8878; H01M4/8882; H01M4/8885; Y; Y02; Y02E; Y02E60/00; Y02E60/30; Y02E60/50; Y10; Y10T; Y10T428/00; Y10T428/12; Y10T428/12479
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
IN COMBINATION WITH A FUEL CELL, A POROUS ELECTRODE CONSISTING ESSENTIALLY OF A COMMINGLED MULTIPLICITY OF PARTICLES OF SILVER, OF NICKEL, AND OF ZINC, SINTERED TOGETHER IN INTERCONNECTING STRUCTURE COMPRISING ALLOYS OF THE METALS OF SAID PARTICLES, SAID SILVER PARTICLES BEING PRESENT IN AN AMOUNT FROM ABOUT 20 PERCENT BY WEIGHT TO ABOUT 90 PERCENT BY WEIGHT, SAID NICKEL PARTICLES BEING PRESENT IN AMOUNT FROM ABOUT 5 PERCENT BY WEIGHT TO ABOUT 60 PERCENT BY WEIGHT, AND SAID ZINC PARTICLES BEIG PRESENT IN AMOUNT FROM ABOUT 5 PERCENT BY WEIGHT TO ABOUT 15 PERCENT BY WEIGHT, SAID PERCENTAGES BY WEIGHT BEING BASED ON THE TOTAL WEIGHT OF SILVER, NICKEL, AND ZINC PARTICLES.
Claim 2
Dependent Claim
112 words
IN COMBINATION WITH A FUEL CELL, A POROUS ELECTRODE CONSISTING ESSENTIALLY OF A COMMINGLED MULTIPLICITY OF PARTICLES OF SILVER, OF NICKEL, AND OF ZINC, SINTERED TOGETHER IN INTERCONNECTING STRUCTURE COMPRISING ALLOYS OF THE METALS OF SAID PARTICLES, SAID SILVER PARTICLES BEING PRESENT IN AN AMOUNT FROM ABOUT 20 PERCENT BY WEIGHT TO ABOUT 90 PERCENT BY WEIGHT, SAID NICKEL PARTICLES BEING PRESENT IN AMOUNT FROM ABOUT 5 PERCENT BY WEIGHT TO ABOUT 60 PERCENT BY WEIGHT, AND SAID ZINC PARTICLES BEIG PRESENT IN AMOUNT FROM ABOUT 5 PERCENT BY WEIGHT TO ABOUT 15 PERCENT BY WEIGHT, SAID PERCENTAGES BY WEIGHT BEING BASED ON THE TOTAL WEIGHT OF SILVER, NICKEL, AND ZINC PARTICLES.
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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) | 1971-02-05 | 1971-08-07 | 1972-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-05 | 1975-08-07 | 1976-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-05 | 1979-08-07 | 1980-02-06 | $7700.00 | Window Closed / Lapsed |