Patent US2877656A successfully refreshed from Google Patents.
US2877656A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power steering devices
Assignee: Borg Warner Corp
•
Filing: 1954-08-03
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Granted: 1959-03-17
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Expires: 1974-08-03
Abstract
No abstract record available.
Inventors
- 👤 Orr Palmer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:27
CPC Classifications
B; B62; B62D; B62D5/00; B62D5/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1669259A
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US1789097A
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US1980656A
Cited
FR782447A
Cited
US2197990A
Cited
US2271036A
Cited
FR993964A
Cited
US2693722A
Cited
US2736208A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-16 | 1962-09-15 | 1963-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-16 | 1966-09-15 | 1967-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-16 | 1970-09-15 | 1971-03-17 | $7700.00 | Window Closed / Lapsed |