US3172784A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Methods and apparatus for removing heat and water from a fuel cell
Assignee: General Electric Co
•
Filing: 1961-08-18
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Granted: 1965-03-09
•
Expires: 1981-08-18
Abstract
No abstract record available.
Inventors
- 👤 Richard H Blackmer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:08
CPC Classifications
H; H01; H01M; H01M8/00; H01M8/04; H01M8/04082; H01M8/04089; H01M8/04119; H01M8/04156; H01M8/04097; Y; Y02; Y02E; Y02E60/00; Y02E60/30; Y02E60/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
45 words
THE METHOD OF REMOVING HEAT AND WATER FROM A FUEL CELL SYSTEM COMPRISING THE STEPS OF EVAPORATING THE PRODUCT WATER FORMED IN THE CELL, CONDENSING THE WATER VAPOR SO FORMED AND BRINGING IT INTO CONTACT WITH THE SURFACE OF AN OSMOTIC MEMBRANE, AND TRANSPORTING THE
Claim 2
Independent Claim
45 words
THE METHOD OF REMOVING HEAT AND WATER FROM A FUEL CELL SYSTEM COMPRISING THE STEPS OF EVAPORATING THE PRODUCT WATER FORMED IN THE CELL, CONDENSING THE WATER VAPOR SO FORMED AND BRINGING IT INTO CONTACT WITH THE SURFACE OF AN OSMOTIC MEMBRANE, AND TRANSPORTING THE
References Cited (Backward Citations)
US2913511A
Cited
US2901524A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-03-08 | 1968-09-07 | 1969-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-08 | 1972-09-07 | 1973-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-08 | 1976-09-07 | 1977-03-09 | $7700.00 | Window Closed / Lapsed |