US1710237A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible shaft
Assignee: Waltham Watch Co
•
Filing: 1926-06-09
•
Granted: 1929-04-23
•
Expires: 1946-06-09
Abstract
No abstract record available.
Inventors
- 👤 Ohlson Olof
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:55
CPC Classifications
F; F16; F16C; F16C1/00; F16C1/02; F16C1/04; F16C2370/00; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20396; Y10T74/20402; Y10T74/20444
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) | 1932-04-22 | 1932-10-22 | 1933-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1936-04-22 | 1936-10-22 | 1937-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1940-04-22 | 1940-10-22 | 1941-04-23 | $7700.00 | Window Closed / Lapsed |