Patent US3467421A successfully refreshed from Google Patents.
US3467421A
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US
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Flex joint
Assignee: Federal Mogul LLC
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Filing: 1965-06-07
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Granted: 1969-09-16
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Expires: 1985-06-07
Abstract
No abstract record available.
Inventors
- 👤 Gustavus A Bentley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:05
CPC Classifications
F; F16; F16F; F16F1/00; F16F1/36; F16F1/38; F16F1/387; B; B62; B62D; B62D7/00; B62D7/16; F16F1/3863; B60; B60G; B60G2202/00; B60G2202/10; B60G2202/14; B60G2202/142; B60G2202/1424; B60G2204/00; B60G2204/10; B60G2204/14; B60G2204/143; B60G2204/40; B60G2204/41; B60G2204/4104; B60G2204/41042; B60G2204/42; B60G2204/45; F16F2230/00; F16F2230/38; Y; Y10; Y10T; Y10T403/00; Y10T403/40; Y10T403/405
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2047976A
Cited
US2363469A
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GB592722A
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FR59762E
Cited
US2958526A
Cited
GB811668A
Cited
US3275352A
Cited
US3337232A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-15 | 1973-03-17 | 1973-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-15 | 1977-03-17 | 1977-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-15 | 1981-03-17 | 1981-09-16 | $7700.00 | Window Closed / Lapsed |