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US2661969A
Expired / Lapsed
US
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Flanged rubber joint
Assignee: Individual
•
Filing: 1949-11-08
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Granted: 1953-12-08
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Expires: 1969-11-08
Abstract
No abstract record available.
Inventors
- 👤 Leon F Thiry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 07:39
CPC Classifications
F; F16; F16F; F16F1/00; F16F1/36; F16F1/38; Y; Y10; Y10T; Y10T403/00; Y10T403/45; Y10T403/455; Y10T403/458
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE679115C
Cited
US2324984A
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US2351291A
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CH260681A
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FR944459A
Cited
US2608751A
Cited
US2517791A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-12-07 | 1957-06-08 | 1957-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-07 | 1961-06-08 | 1961-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-07 | 1965-06-08 | 1965-12-08 | $7700.00 | Window Closed / Lapsed |