US3029424A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Positive alarm lock
Assignee: Individual
•
Filing: 1960-05-27
•
Granted: 1962-04-10
•
Expires: 1980-05-27
Abstract
No abstract record available.
Inventors
- 👤 Savage Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:23
CPC Classifications
E; E05; E05B; E05B45/00; E05B45/06; Y; Y10; Y10T; Y10T70/00; Y10T70/20; Y10T70/80; Y10T70/8027; Y10T70/827
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1556282A
Cited
US1674570A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-09 | 1965-10-09 | 1966-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-09 | 1969-10-09 | 1970-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-09 | 1973-10-09 | 1974-04-10 | $7700.00 | Window Closed / Lapsed |