US2659940A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Refrigerator gasket
Assignee: Aerojet Rocketdyne Holdings Inc
•
Filing: 1949-12-17
•
Granted: 1953-11-24
•
Expires: 1969-12-17
Abstract
No abstract record available.
Inventors
- 👤 Howard G Beck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:35
CPC Classifications
F; F25; F25D; F25D23/00; F25D23/08; F25D23/082; F25D23/087
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1998791A
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US2056024A
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US2215889A
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US2189138A
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US2288329A
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US2350430A
Cited
US2347847A
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US2430873A
Cited
US2492566A
Cited
US2607966A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-11-23 | 1957-05-25 | 1957-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-23 | 1961-05-25 | 1961-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-23 | 1965-05-25 | 1965-11-24 | $7700.00 | Window Closed / Lapsed |