Patent US3441288A successfully refreshed from Google Patents.
US3441288A
Expired / Lapsed
US
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Steering knuckle sealing means
Assignee: Rockwell-Standard Corp
•
Filing: 1967-04-27
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Granted: 1969-04-29
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Expires: 1987-04-27
Abstract
No abstract record available.
Inventors
- 👤 Lawrence G Boughner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 10:40
CPC Classifications
B; B62; B62D; B62D7/00; B62D7/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2076747A
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US2449306A
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US2665957A
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US2613960A
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US2868562A
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US3320006A
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US3294413A
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US3300230A
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US3342507A
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US3367666A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-04-28 | 1972-10-28 | 1973-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-28 | 1976-10-28 | 1977-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-28 | 1980-10-28 | 1981-04-29 | $7700.00 | Window Closed / Lapsed |