US2916016A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electromechanical transducer
Assignee: General Dynamics Corp
•
Filing: 1956-08-20
•
Granted: 1959-12-08
•
Expires: 1976-08-20
Abstract
No abstract record available.
Inventors
- 👤 Rodger C Finvold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:01
CPC Classifications
F; F15; F15B; F15B9/00; F15B9/02; F15B9/08; F15B9/09
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1958303A
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US1967851A
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US2533042A
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US2407184A
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US2515029A
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US2503447A
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US2451263A
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US2644427A
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US2655939A
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US2600348A
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US2688253A
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US2722198A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-12-07 | 1963-06-08 | 1963-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-07 | 1967-06-08 | 1967-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-07 | 1971-06-08 | 1971-12-08 | $7700.00 | Window Closed / Lapsed |