Patent US2932186A successfully refreshed from Google Patents.
US2932186A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dust cover for a lock mechanism
Assignee: Yale and Towne Manufacturing Co
•
Filing: 1956-11-08
•
Granted: 1960-04-12
•
Expires: 1976-11-08
Abstract
No abstract record available.
Inventors
- 👤 John A Mahrley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:57
CPC Classifications
E; E05; E05B; E05B17/00; E05B17/14; E05B17/18; E05B17/186; Y; Y10; Y10T; Y10T70/00; Y10T70/80; Y10T70/8432; Y10T70/8649
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1020208A
Cited
US1228445A
Cited
US1965942A
Cited
GB605547A
Cited
US2690071A
Cited
US2655031A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-12 | 1963-10-12 | 1964-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-12 | 1967-10-12 | 1968-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-12 | 1971-10-12 | 1972-04-12 | $7700.00 | Window Closed / Lapsed |