Patent US940763A successfully refreshed from Google Patents.
US940763A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Permutation-padlock.
Assignee: WHALEN Co
•
Filing: 1908-07-14
•
Granted: 1909-11-23
•
Expires: 1928-07-14
Abstract
No abstract record available.
Inventors
- 👤 John T Whalen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 12:22
CPC Classifications
E; E05; E05B; E05B37/00; E05B37/02; E05B37/025; Y; Y10; Y10T; Y10T70/00; Y10T70/40; Y10T70/413; Y10T70/417; Y10T70/422; Y10T70/428; Y10T70/43; Y10T70/487; Y10T70/491; Y10T70/70; Y10T70/7153; Y10T70/7322; Y10T70/7328; Y10T70/7339; Y10T70/735; Y10T70/7407
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) | 1912-11-22 | 1913-05-24 | 1913-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1916-11-22 | 1917-05-24 | 1917-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1920-11-22 | 1921-05-24 | 1921-11-23 | $7700.00 | Window Closed / Lapsed |