US2337769A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable power-driven hack saw
Assignee: Individual
•
Filing: 1941-10-21
•
Granted: 1943-12-28
•
Expires: 1961-10-21
Abstract
No abstract record available.
Inventors
- 👤 Redenbo Oscar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:35
CPC Classifications
B; B23; B23D; B23D51/00; B23D51/08; B23D51/10; B23D49/00; B23D49/10; B23D49/16; B23D49/162; B23D57/00; B23D57/0076; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18208
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) | 1946-12-27 | 1947-06-28 | 1947-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-12-27 | 1951-06-28 | 1951-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-12-27 | 1955-06-28 | 1955-12-28 | $7700.00 | Window Closed / Lapsed |