US3377092A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrically controlled lock
Assignee: CLARENCE L ROHMAN
•
Filing: 1967-04-27
•
Granted: 1968-04-09
•
Expires: 1987-04-27
Abstract
No abstract record available.
Inventors
- 👤 Clarence L Rohman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 17:43
CPC Classifications
E; E05; E05B; E05B47/00; E05B47/02; E05B47/023; E05B17/00; E05B17/0054; E05B17/0058; E05B47/0001; E05B47/0002; E05B47/0003; E05B47/0004; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T292/1043; Y10T292/1062; Y10T292/1063; Y10T292/1064; Y10T292/1075; Y10T292/1082
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE293675C
Cited
US1319187A
Cited
GB191101184A
Cited
US2219132A
Cited
US2325225A
Cited
US2647789A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-09 | 1971-10-09 | 1972-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-09 | 1975-10-09 | 1976-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-09 | 1979-10-09 | 1980-04-09 | $7700.00 | Window Closed / Lapsed |