US1937866A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Winding gear for tape measures and the like
Assignee: Individual
•
Filing: 1932-02-02
•
Granted: 1933-12-05
•
Expires: 1952-02-02
Abstract
No abstract record available.
Inventors
- 👤 Bertram Friedrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:41
CPC Classifications
G; G01; G01B; G01B3/00; G01B3/10; G01B3/1005; G01B2003/1023; G01B2003/1025; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20732; Y10T74/20744; Y10T74/2075; Y10T74/20756
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) | 1936-12-04 | 1937-06-05 | 1937-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-12-04 | 1941-06-05 | 1941-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-12-04 | 1945-06-05 | 1945-12-05 | $7700.00 | Window Closed / Lapsed |