US2859998A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Door lock
Assignee: Ford Motor Co
•
Filing: 1956-01-10
•
Granted: 1958-11-11
•
Expires: 1976-01-10
Abstract
No abstract record available.
Inventors
- 👤 Jack E Martens
- 👤 Donald C Beyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 00:52
CPC Classifications
E; E05; E05B; E05B85/00; E05B85/20; E05B85/24; E05B85/28; Y; Y10; Y10S; Y10S292/00; Y10S292/26; Y10T; Y10T292/00; Y10T292/306; Y10T292/308
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2336211A
Cited
US2716569A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-10 | 1962-05-12 | 1962-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-10 | 1966-05-12 | 1966-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-10 | 1970-05-12 | 1970-11-11 | $7700.00 | Window Closed / Lapsed |