US3455743A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel cell with heat and water vapor removing means
Assignee: RTX Corp
•
Filing: 1966-02-01
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Granted: 1969-07-15
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Expires: 1986-02-01
Abstract
No abstract record available.
Inventors
- 👤 Richard G Huebscher
- 👤 Thomas H Hacha
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:03
CPC Classifications
H; H01; H01M; H01M8/00; H01M8/08; H01M8/04; H01M8/04007; H01M8/04029; H01M8/04082; H01M8/04089; H01M8/04119; H01M8/04156; H01M8/04097; Y; Y02; Y02E; Y02E60/00; Y02E60/30; Y02E60/50; Y10; Y10S; Y10S165/00; Y10S165/907
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
114 words
THE COMBINATION WITH A FUEL CELL HAVING A HYDROGEN ELECTRODE AND AN OXYGEN ELECTRODE, AN ELECTROLYTE BETWEEN THE ELECTRODES AND A COMPARTMENT ON THE SIDE OF EACH ELECTRODE OPPOSITE TO THE ELECTROLYTE TO RECEIVE HY-L DROGEN OR OXYGEN GAS THEREIN, A COOLING PLATE FORMING THE OUTER WALL OF THE HYDROGEN COMPARTMENT AND A COOLING PASSAGE THROUGH SAID PLATE, OF A COOLANT CIRCUIT FOR COOLANT INCLUDING THE COOLING PASSAGE, A RADIATOR, A CONDENSER, A MIXING VALVE AND A PUMP, WITH THE COOLANT FLOWING THROUGH THESE ELEMENTS IN THAT ORDER, A SECOND COOLANT CIRCUIT DIRECTLY FROM THE COOLING PASSAGE TO THE MIXING VALVE, TEMPERATURE RESPONSIVE MEANS WITHIN THE COOLING PASSAGE, AND MEANS ACTUATED BY SAID TEMPERATURE
References Cited (Backward Citations)
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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) | 1972-07-14 | 1973-01-13 | 1973-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-14 | 1977-01-13 | 1977-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-14 | 1981-01-13 | 1981-07-15 | $7700.00 | Window Closed / Lapsed |