US2758288A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electromechanical transducer
Assignee: SERVOMECHANISMS Inc
•
Filing: 1952-01-29
•
Granted: 1956-08-07
•
Expires: 1972-01-29
Abstract
No abstract record available.
Inventors
- 👤 Shannon William Wilson
- 👤 Landing Glen Wood
- 👤 Herbert C Roters
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 09:47
CPC Classifications
G; G01; G01L; G01L9/00; G01L9/0001; G01L9/0004
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1608872A
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US1988458A
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US2027140A
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FR809389A
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US2240184A
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US2400571A
Cited
US2447331A
Cited
US2488734A
Cited
US2563899A
Cited
FR970552A
Cited
US2564221A
Cited
US2618776A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-08-07 | 1960-02-06 | 1960-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-08-07 | 1964-02-06 | 1964-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-08-07 | 1968-02-06 | 1968-08-07 | $7700.00 | Window Closed / Lapsed |