US3294682A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for preventing high temperature seizing
Assignee: Bell Aerospace Corp
•
Filing: 1962-04-11
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Granted: 1966-12-27
•
Expires: 1982-04-11
Abstract
No abstract record available.
Inventors
- 👤 Michael J Mackinnon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 00:22
CPC Classifications
C; C04; C04B; C04B35/00; C04B35/66; C23; C23C; C23C24/00; Y; Y10; Y10S; Y10S411/00; Y10S411/90; Y10S411/901; Y10S411/902
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA492893A
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US2156803A
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US2980475A
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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) | 1969-12-26 | 1970-06-27 | 1970-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-26 | 1974-06-27 | 1974-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-26 | 1978-06-27 | 1978-12-27 | $7700.00 | Window Closed / Lapsed |