US1754786A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Winch
Assignee: RCA Corp
•
Filing: 1924-10-29
•
Granted: 1930-04-15
•
Expires: 1944-10-29
Abstract
No abstract record available.
Inventors
- 👤 East Thomas Adams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 00:14
CPC Classifications
B; B65; B65H; B65H75/00; B65H75/02; B65H75/34; B65H75/38; B65H75/44; B65H75/4418; B65H75/4428; B65H75/4431; H; H01; H01Q; H01Q1/00; H01Q1/27; H01Q1/28; H01Q1/30; B65H2701/00; B65H2701/30; B65H2701/36; B65H2701/365; B65H2701/50; B65H2701/53; B65H2701/537
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1933-04-14 | 1933-10-14 | 1934-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1937-04-14 | 1937-10-14 | 1938-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1941-04-14 | 1941-10-14 | 1942-04-15 | $7700.00 | Window Closed / Lapsed |