US3395557A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Key-operated and permutation lock with key-controlled dismounting and combination change
Assignee: ALBANY HARDWARE SPECIALTY Manufacturing Co Inc A CORP OF WI
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Filing: 1966-08-17
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Granted: 1968-08-06
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Expires: 1986-08-17
Abstract
No abstract record available.
Inventors
- 👤 Nathan L Berkowitz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 09:55
CPC Classifications
E; E05; E05B; E05B37/00; E05B37/0031; E05B37/0034; Y; Y10; Y10T; Y10T70/00; Y10T70/70; Y10T70/7147; Y10T70/7153; Y10T70/7322; Y10T70/7328; Y10T70/7339; Y10T70/80; Y10T70/8432; Y10T70/8459; Y10T70/8541
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) | 1971-08-06 | 1972-02-05 | 1972-08-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-06 | 1976-02-05 | 1976-08-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-06 | 1980-02-05 | 1980-08-06 | $7700.00 | Window Closed / Lapsed |