US2849197A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Servo control mechanism
Assignee: Individual
•
Filing: 1952-07-10
•
Granted: 1958-08-26
•
Expires: 1972-07-10
Abstract
No abstract record available.
Inventors
- 👤 Rabinow Jacob
- 👤 Emmett C Bailey
- 👤 Jr Francis H Shepard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 04:11
CPC Classifications
B; B64; B64C; B64C13/00; B64C13/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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Cited
US848244A
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US1368226A
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US1418335A
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US1818708A
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US1918082A
Cited
US1897285A
Cited
GB461715A
Cited
GB500334A
Cited
GB607963A
Cited
US2603434A
Cited
US2662402A
Cited
US2626115A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-25 | 1962-02-24 | 1962-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-25 | 1966-02-24 | 1966-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-25 | 1970-02-24 | 1970-08-26 | $7700.00 | Window Closed / Lapsed |