US2471293A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antitheft lock for automobiles
Assignee: Individual
•
Filing: 1947-05-20
•
Granted: 1949-05-24
•
Expires: 1967-05-20
Abstract
No abstract record available.
Inventors
- 👤 Norman A Truesdell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:17
CPC Classifications
B; B60; B60R; B60R25/00; B60R25/002; B60R25/003; B60R25/005; Y; Y10; Y10T; Y10T70/00; Y10T70/50; Y10T70/5611; Y10T70/569; Y10T70/573; Y10T70/5735; Y10T70/5889; Y10T70/5965
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-05-23 | 1952-11-22 | 1953-05-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-05-23 | 1956-11-22 | 1957-05-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-05-23 | 1960-11-22 | 1961-05-24 | $7700.00 | Window Closed / Lapsed |