US3134697A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel cell
Assignee: General Electric Co
•
Filing: 1959-11-03
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Granted: 1964-05-26
•
Expires: 1979-11-03
Abstract
No abstract record available.
Inventors
- 👤 Leonard W Niedrach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:15
CPC Classifications
H; H01; H01M; H01M8/00; H01M8/10; B; B01; B01J; B01J47/00; B01J47/12; C; C08; C08J; C08J5/00; C08J5/20; C08J5/22; C08J5/2206; C08J5/2218; H01M4/00; H01M4/86; H01M4/90; H01M4/92; H01M4/925; H01M4/926; H01M4/928; H01M8/02; H01M8/0271; H01M8/0273; H01M8/1004; H01M8/1007; H01M8/24; H01M8/2404; H01M8/241; H01M8/2465; H01M8/2484; H01M8/0202; H01M8/0204; H01M8/04; H01M8/04082; H01M8/04089; H01M8/04119; H01M8/04156; H01M8/04223; H01M8/04231; H01M8/04291; H01M8/1016; H01M8/1018; H01M8/102; H01M8/1023; H01M8/1025; H01M8/1069; H01M8/1072; H01M8/1086; H01M8/1088; H01M8/18; H01M8/184; H01M8/186; Y; Y02; Y02E; Y02E60/00; Y02E60/30; Y02E60/50; Y02P; Y02P70/00; Y02P70/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
16 words
A COMBINATION ELECTRODE STRUCTURE AN ELECTROLYTE FOR A FUEL CELL COMPRISING A HYDRATED, ION EXCHANGE RESIN
Claim 2
Dependent Claim
16 words
A COMBINATION ELECTRODE STRUCTURE AN ELECTROLYTE FOR A FUEL CELL COMPRISING A HYDRATED, ION EXCHANGE RESIN
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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) | 1967-05-26 | 1967-11-25 | 1968-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-26 | 1971-11-25 | 1972-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-26 | 1975-11-25 | 1976-05-26 | $7700.00 | Window Closed / Lapsed |