US3371009A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aromatic polyimide laminates and methods of producing such laminates
Assignee: Westinghouse Electric Corp
•
Filing: 1963-08-28
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Granted: 1968-02-27
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Expires: 1983-08-28
Abstract
No abstract record available.
Inventors
- 👤 Jr Edward J Traynor
- 👤 Russell M Luck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:24
CPC Classifications
B; B32; B32B; B32B27/00; B29; B29C; B29C70/00; B29C70/003; C; C08; C08J; C08J7/00; C08J7/04; C08J7/0427; C08J7/043; C08J7/044; B29K; B29K2309/00; B29K2309/08; C08J2379/00; C08J2379/04; C08J2379/08; C08J2479/00; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31551; Y10T428/31623; Y10T442/00; Y10T442/30; Y10T442/3472; Y10T442/3528; Y10T442/3594
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2712543A
Cited
US2944993A
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US3049518A
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US3179634A
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US3179631A
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US3179633A
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US3179635A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-02-26 | 1971-08-28 | 1972-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-26 | 1975-08-28 | 1976-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-26 | 1979-08-28 | 1980-02-27 | $7700.00 | Window Closed / Lapsed |