US2651166A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric timing device
Assignee: Individual
•
Filing: 1948-01-29
•
Granted: 1953-09-08
•
Expires: 1968-01-29
Abstract
No abstract record available.
Inventors
- 👤 Dorfman Ben David
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 02:29
CPC Classifications
G; G04; G04C; G04C23/00; G04C23/14; G04C23/34; G04C23/347
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US711568A
Cited
US898648A
Cited
US1042096A
Cited
US1157960A
Cited
US1233559A
Cited
US1311424A
Cited
US1521600A
Cited
US1841746A
Cited
US1974409A
Cited
US2094989A
Cited
US2215842A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-09-07 | 1957-03-09 | 1957-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-09-07 | 1961-03-09 | 1961-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-09-07 | 1965-03-09 | 1965-09-08 | $7700.00 | Window Closed / Lapsed |