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US3536786A
Expired / Lapsed
US
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High-impact,high temperature thermoplastic and method of preparing same
Assignee: Goodrich Corp
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Filing: 1967-09-18
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Granted: 1970-10-27
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Expires: 1987-09-18
Abstract
No abstract record available.
Inventors
- 👤 Elmer J De Witt
- 👤 John F Coleman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 06:26
CPC Classifications
C; C08; C08J; C08J7/00; C08J7/08; C08F; C08F265/00; C08F265/04; C08F279/00; C08F279/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-10-26 | 1974-04-27 | 1974-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-26 | 1978-04-27 | 1978-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-26 | 1982-04-27 | 1982-10-27 | $7700.00 | Window Closed / Lapsed |