Patent US2823755A successfully refreshed from Google Patents.
US2823755A
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Door-operated safety device for motor vehicles having push-button controlled transmissions
Assignee: NEUTRO GEAR Inc
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Filing: 1956-04-04
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Granted: 1958-02-18
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Expires: 1976-04-04
Abstract
No abstract record available.
Inventors
- 👤 Cecil E Hall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:30
CPC Classifications
F; F16; F16H; F16H61/00; F16H61/18; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20012; Y10T74/20018; Y10T74/2014; Y10T74/20207; Y10T74/20238; Y10T74/20244
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1433130A
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US1373099A
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US2015834A
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US2182426A
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US2514963A
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US2626003A
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US2674334A
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US2740947A
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US2708005A
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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) | 1961-02-17 | 1961-08-19 | 1962-02-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-02-17 | 1965-08-19 | 1966-02-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-02-17 | 1969-08-19 | 1970-02-18 | $7700.00 | Window Closed / Lapsed |