US1895594A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Locking device for doors
Assignee: Individual
•
Filing: 1931-01-22
•
Granted: 1933-01-31
•
Expires: 1951-01-22
Abstract
No abstract record available.
Inventors
- 👤 Gustave E Strandt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 03:54
CPC Classifications
E; E05; E05C; E05C9/00; E05C9/04; E05C9/043; E05C9/047; E05C9/048; Y; Y10; Y10T; Y10T70/00; Y10T70/50; Y10T70/5093; Y10T70/5155; Y10T70/5199; Y10T70/5246; Y10T70/5248; Y10T70/527; Y10T70/5611; Y10T70/5757; Y10T70/5765; Y10T70/577
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) | 1936-01-31 | 1936-08-01 | 1937-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-01-31 | 1940-08-01 | 1941-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-01-31 | 1944-08-01 | 1945-01-31 | $7700.00 | Window Closed / Lapsed |