US2167736A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lock and latch
Assignee: Individual
•
Filing: 1937-02-05
•
Granted: 1939-08-01
•
Expires: 1957-02-05
Abstract
No abstract record available.
Inventors
- 👤 Allen Sherman Tecumseh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:22
CPC Classifications
E; E05; E05B; E05B63/00; E05B63/18; E05B63/20; Y; Y10; Y10T; Y10T70/00; Y10T70/50; Y10T70/5093; Y10T70/5155; Y10T70/5199; Y10T70/5372; Y10T70/5385; Y10T70/5389; Y10T70/55; Y10T70/5611; Y10T70/5757; Y10T70/5832; Y10T70/70; Y10T70/7441; Y10T70/7486; Y10T70/7508; Y10T70/7559; Y10T70/7655; Y10T70/80; Y10T70/8432; Y10T70/8459; Y10T70/8541
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1942-07-31 | 1943-01-30 | 1943-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-07-31 | 1947-01-30 | 1947-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-07-31 | 1951-01-30 | 1951-08-01 | $7700.00 | Window Closed / Lapsed |