US2987336A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Door lock
Assignee: Ford Motor Co
•
Filing: 1958-02-25
•
Granted: 1961-06-06
•
Expires: 1978-02-25
Abstract
No abstract record available.
Inventors
- 👤 Clarence F Kramer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 03:18
CPC Classifications
E; E05; E05B; E05B85/00; E05B85/20; E05B85/24; E05B85/247; E05B85/04; E05B85/045; Y; Y10; Y10S; Y10S292/00; Y10S292/41; Y10T; Y10T292/00; Y10T292/08; Y10T292/0801; Y10T292/0848; Y10T292/0849; Y10T292/0857; Y10T292/1043; Y10T292/1062; Y10T292/68; Y10T292/688
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US131321A
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US626503A
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US1389709A
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GB477135A
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US2151181A
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US2259766A
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US2458751A
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US2646299A
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FR1039871A
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US2782062A
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GB765268A
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US2814193A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-06-05 | 1964-12-05 | 1965-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-05 | 1968-12-05 | 1969-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-05 | 1972-12-05 | 1973-06-06 | $7700.00 | Window Closed / Lapsed |