Patent US1711535A successfully refreshed from Google Patents.
US1711535A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Locking device
Assignee: Individual
•
Filing: 1927-06-15
•
Granted: 1929-05-07
•
Expires: 1947-06-15
Abstract
No abstract record available.
Inventors
- 👤 Charles N Leet
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:04
CPC Classifications
B; B60; B60R; B60R19/00; B60R19/52; Y; Y10; Y10T; Y10T70/00; Y10T70/50; Y10T70/5093; Y10T70/554; Y10T70/5562; Y10T70/5566; Y10T70/5611; Y10T70/5854; Y10T70/5858; Y10T70/5889; Y10T70/5894; Y10T70/5903
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) | 1932-05-06 | 1932-11-05 | 1933-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1936-05-06 | 1936-11-05 | 1937-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1940-05-06 | 1940-11-05 | 1941-05-07 | $7700.00 | Window Closed / Lapsed |