US3338747A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel cell system with pressure pulse generator
Assignee: BBC Brown Boveri AG Germany
•
Filing: 1963-08-19
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Granted: 1967-08-29
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Expires: 1983-08-19
Abstract
No abstract record available.
Inventors
- 👤 Plust Heinz Gunther
- 👤 Telschow Carl Georg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 06:06
CPC Classifications
H; H01; H01M; H01M8/00; H01M8/08; Y; Y02; Y02E; Y02E60/00; Y02E60/30; Y02E60/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
61 words
APPARATUS FOR OPERATING A FUEL CELL COMPRISING A VESSEL, AN ELECTROLYTE IN SAID VESSEL, A PAIR OF HOLLOW DIFFUSION ELECTRODES ACTING AS AN ANODE AND A CATHODE IN CONTACT WITH SAID ELECTROLYTE FOR THE ELECTRO CHEMICAL REACTION OF HYDROGEN AND OXYGEN OR AIR, AND GAS-IMPERMEABLE MEANS SEPARATING SAID ELECTRODES, SAID VESSEL INCLUDING OUTLETS FOR THE HYDROGEN AND OXYGEN OR AIR EFFLU-
Claim 2
Dependent Claim
61 words
APPARATUS FOR OPERATING A FUEL CELL COMPRISING A VESSEL, AN ELECTROLYTE IN SAID VESSEL, A PAIR OF HOLLOW DIFFUSION ELECTRODES ACTING AS AN ANODE AND A CATHODE IN CONTACT WITH SAID ELECTROLYTE FOR THE ELECTRO CHEMICAL REACTION OF HYDROGEN AND OXYGEN OR AIR, AND GAS-IMPERMEABLE MEANS SEPARATING SAID ELECTRODES, SAID VESSEL INCLUDING OUTLETS FOR THE HYDROGEN AND OXYGEN OR AIR EFFLU-
References Cited (Backward Citations)
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US2947797A
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US3002039A
Cited
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Cited
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US3198664A
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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) | 1970-08-28 | 1971-02-27 | 1971-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-28 | 1975-02-27 | 1975-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-28 | 1979-02-27 | 1979-08-29 | $7700.00 | Window Closed / Lapsed |