US2673907A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control apparatus
Assignee: Bendix Aviation Corp
•
Filing: 1950-03-22
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Granted: 1954-03-30
•
Expires: 1970-03-22
Abstract
No abstract record available.
Inventors
- 👤 Rolland M Purdy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:18
CPC Classifications
H; H01; H01H; H01H35/00; H01H35/06; H01H35/10; F; F16; F16H; F16H61/00; G; G01; G01P; G01P1/00; G01P1/07; G01P1/08; G01P1/10; G01P3/00; G01P3/02; G01P3/16; G01P3/22; F16H2710/00; F16H2710/16
Claims Analysis
Total Claims: 0
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US2520935A
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US2463357A
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US2522815A
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US2555703A
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US2577165A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-29 | 1957-09-28 | 1958-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-29 | 1961-09-28 | 1962-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-29 | 1965-09-28 | 1966-03-30 | $7700.00 | Window Closed / Lapsed |