US3577314A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laminated fuel cell container
Assignee: Lockheed Martin Tactical Systems Inc
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Filing: 1969-03-24
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Granted: 1971-05-04
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Expires: 1989-03-24
Abstract
Abstract THIS INVENTION RELATES TO A METHOD OF PREPARING A CONTAINER BY FORMING A LAMINATE COMPRISING A POLYAMIDE FABRIC HAVING A COATING OF A FLUOROCARBON COMPOSITION THEREON AND HAVING A POLYAMIDE FILM ADHERED TO THE FLUOROCARBON COATING, THE FLUOROCARBON COMPOSITION BEING CURED WITH AN ORGANIC PEROXY COMPOUND, AN ORGANIC AMINE OR A SCHIFF''S BASE WHEN COMPOUNDED WITH METAL OXIDES AND IRON OXIDE.
Inventors
- 👤 Theodore A Evans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:51
CPC Classifications
B; B64; B64D; B64D37/00; B64D37/02; Y; Y02; Y02T; Y02T90/00; Y02T90/40; Y10; Y10T; Y10T428/00; Y10T428/13; Y10T428/1352; Y10T428/1362; Y10T428/26; Y10T428/269; Y10T428/31504; Y10T428/3154; Y10T428/31721; Y10T428/31725; Y10T428/31739; Y10T428/31743; Y10T428/31746
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-05-03 | 1974-11-02 | 1975-05-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-05-03 | 1978-11-02 | 1979-05-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-05-03 | 1982-11-02 | 1983-05-04 | $7700.00 | Window Closed / Lapsed |