US2549882A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multicombination lock device
Assignee: Individual
•
Filing: 1950-03-10
•
Granted: 1951-04-24
•
Expires: 1970-03-10
Abstract
No abstract record available.
Inventors
- 👤 Berger Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 18:04
CPC Classifications
E; E05; E05B; E05B37/00; E05B37/16; E05B67/00; E05B67/06; E05B67/22; Y; Y10; Y10T; Y10T70/00; Y10T70/40; Y10T70/413; Y10T70/417; Y10T70/422; Y10T70/424; Y10T70/70; Y10T70/7153; Y10T70/7158; Y10T70/7164; Y10T70/7181; Y10T70/7198; Y10T70/7215; Y10T70/7226; Y10T70/7322; Y10T70/7328; Y10T70/7333; Y10T70/735; Y10T70/7367
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-23 | 1954-10-23 | 1955-04-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-23 | 1958-10-23 | 1959-04-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-23 | 1962-10-23 | 1963-04-24 | $7700.00 | Window Closed / Lapsed |