US2011611A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Saw-blade holder
Assignee: Armstrong Blum Manufacturing Co
•
Filing: 1930-10-09
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Granted: 1935-08-20
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Expires: 1950-10-09
Abstract
No abstract record available.
Inventors
- 👤 George J Blum
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:56
CPC Classifications
B; B23; B23D; B23D51/00; B23D51/08; B23D51/12; B23D51/14; Y; Y10; Y10T; Y10T83/00; Y10T83/687; Y10T83/705; Y10T83/7055; Y10T83/7065; Y10T83/869; Y10T83/8874; Y10T83/8876; Y10T83/929; Y10T83/937; 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) | 1938-08-19 | 1939-02-18 | 1939-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-08-19 | 1943-02-18 | 1943-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-08-19 | 1947-02-18 | 1947-08-20 | $7700.00 | Window Closed / Lapsed |