US1739964A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pin-tumbler lock
Assignee: Individual
•
Filing: 1928-12-13
•
Granted: 1929-12-17
•
Expires: 1948-12-13
Abstract
No abstract record available.
Inventors
- 👤 Walter D Hainline
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:14
CPC Classifications
E; E05; E05B; E05B15/00; E05B15/16; E05B15/1614; E05B27/00; E05B27/0003; E05B27/0007; E05B27/001; E05B2015/1628; Y; Y10; Y10T; Y10T70/00; Y10T70/70; Y10T70/7441; Y10T70/7486; Y10T70/7508; Y10T70/7559; Y10T70/7588; Y10T70/7593; Y10T70/7599; Y10T70/7605; Y10T70/7915; Y10T70/7921; Y10T70/7927; Y10T70/7932; Y10T70/7949
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) | 1932-12-16 | 1933-06-17 | 1933-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1936-12-16 | 1937-06-17 | 1937-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1940-12-16 | 1941-06-17 | 1941-12-17 | $7700.00 | Window Closed / Lapsed |