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US2689749A
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Assignee: Ford Motor Co
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Filing: 1952-05-22
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Granted: 1954-09-21
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Expires: 1972-05-22
Abstract
No abstract record available.
Inventors
- 👤 Ralph H Wise
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 13:19
CPC Classifications
B; B62; B62D; B62D25/00; B62D25/08; B62D25/16; B62D25/18; B62D25/182; B62D25/184; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T292/1043; Y10T292/1044; Y10T292/1045; Y10T292/1049; Y10T292/1075; Y10T292/1083
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US438626A
Cited
US1792537A
Cited
US2261376A
Cited
US2267421A
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US2621944A
Cited
US2520965A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-09-20 | 1958-03-22 | 1958-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-09-20 | 1962-03-22 | 1962-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-09-20 | 1966-03-22 | 1966-09-21 | $7700.00 | Window Closed / Lapsed |