US2855065A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic servo-control system especially applicable to the steering of automobile vehicles and the like
Assignee: D'INVENTIONS AEROUAUTIQUES ET MECANIQUES S I A M Ste
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Filing: 1954-05-26
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Granted: 1958-10-07
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Expires: 1974-05-26
Abstract
No abstract record available.
Inventors
- 👤 Lucien Rene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 07:40
CPC Classifications
B; B62; B62D; B62D5/00; B62D5/06; B62D5/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1777109A
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US1981591A
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US2028451A
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US2037505A
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US2252660A
Cited
US2650669A
Cited
US2685342A
Cited
US2682929A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-10-06 | 1962-04-07 | 1962-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-06 | 1966-04-07 | 1966-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-06 | 1970-04-07 | 1970-10-07 | $7700.00 | Window Closed / Lapsed |