US1789757A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tumbler lock
Assignee: Briggs and Stratton Corp
•
Filing: 1926-01-13
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Granted: 1931-01-20
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Expires: 1946-01-13
Abstract
No abstract record available.
Inventors
- 👤 Edward N Jacobi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:37
CPC Classifications
E; E05; E05B; E05B17/00; E05B17/0054; E05B17/0062; E05B29/00; Y; Y10; Y10S; Y10S70/00; Y10S70/61; Y10T; Y10T29/00; Y10T29/49; Y10T29/49789; Y10T29/4979; Y10T70/00; Y10T70/70; Y10T70/7441; Y10T70/7486; Y10T70/7508; Y10T70/7559; Y10T70/7588; Y10T70/7593; Y10T70/7599; Y10T70/7667; Y10T70/7684; Y10T70/7689; Y10T70/7695; Y10T70/778; Y10T70/7791; Y10T70/7881; Y10T70/7915; Y10T70/7949
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1934-01-19 | 1934-07-21 | 1935-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1938-01-19 | 1938-07-21 | 1939-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1942-01-19 | 1942-07-21 | 1943-01-20 | $7700.00 | Window Closed / Lapsed |