US2648966A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Push key operated hasp lock
Assignee: KOH I NOOR SPOJENE KOVOPRUMYSL
•
Filing: 1950-06-28
•
Granted: 1953-08-18
•
Expires: 1970-06-28
Abstract
No abstract record available.
Inventors
- 👤 Polak Bohumil
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:52
CPC Classifications
E; E05; E05B; E05B65/00; E05B65/48; E05B65/50; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T292/096; Y10T292/1014; Y10T292/1022; Y10T292/1031; Y10T70/00; Y10T70/50; Y10T70/5009; Y10T70/5031; Y10T70/5058; Y10T70/508; Y10T70/5093; Y10T70/5155; Y10T70/5199; Y10T70/5372; Y10T70/5385; Y10T70/5389; Y10T70/55; Y10T70/70; Y10T70/7441; Y10T70/7757
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US488777A
Cited
US568653A
Cited
GB189401198A
Cited
GB190918192A
Cited
US967066A
Cited
US1582663A
Cited
US1892289A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-17 | 1957-02-16 | 1957-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-17 | 1961-02-16 | 1961-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-17 | 1965-02-16 | 1965-08-18 | $7700.00 | Window Closed / Lapsed |