Patent US3030794A successfully refreshed from Google Patents.
US3030794A
Expired / Lapsed
US
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Coincidental door locking apparatus for an automobile
Assignee: Motors Liquidation Co
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Filing: 1959-09-25
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Granted: 1962-04-24
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Expires: 1979-09-25
Abstract
No abstract record available.
Inventors
- 👤 John W Dyer
- 👤 Richard L Sprague
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:15
CPC Classifications
E; E05; E05B; E05B77/00; E05B77/46; E05B77/48; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T292/1043; Y10T292/1075; Y10T292/1082; Y10T70/00; Y10T70/60; Y10T70/625; Y10T70/65
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2539206A
Cited
US2766406A
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US2799154A
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US2842953A
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US2852927A
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US2934930A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-23 | 1965-10-23 | 1966-04-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-23 | 1969-10-23 | 1970-04-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-23 | 1973-10-23 | 1974-04-24 | $7700.00 | Window Closed / Lapsed |