US2240755A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power tool
Assignee: Individual
•
Filing: 1937-09-07
•
Granted: 1941-05-06
•
Expires: 1957-09-07
Abstract
No abstract record available.
Inventors
- 👤 Briggs Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:57
CPC Classifications
B; B23; B23D; B23D57/00; B23D57/0076; B23D49/00; B23D49/10; B23D49/16; B23D49/162; B23D51/00; B23D51/08; B23D51/10; B23D59/00; B23D59/04; Y; Y10; Y10T; Y10T29/00; Y10T29/44; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18208; Y10T83/00; Y10T83/929; Y10T83/9457; Y10T83/9473; Y10T83/9481
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) | 1944-05-05 | 1944-11-04 | 1945-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-05-05 | 1948-11-04 | 1949-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-05-05 | 1952-11-04 | 1953-05-06 | $7700.00 | Window Closed / Lapsed |