US2546277A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Straight-line swinging saw
Assignee: Individual
•
Filing: 1947-01-29
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Granted: 1951-03-27
•
Expires: 1967-01-29
Abstract
No abstract record available.
Inventors
- 👤 Howard V Schwandt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:56
CPC Classifications
B; B27; B27B; B27B5/00; B27B5/16; B27B5/18; B27B5/188; B27B5/20; B27B5/208; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18888; Y10T74/1892; Y10T74/18928; Y10T74/1896; Y10T83/00; Y10T83/768; Y10T83/7684; Y10T83/7693; Y10T83/7697; Y10T83/7722; Y10T83/7726
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US370962A
Cited
FR549757A
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US1662087A
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US1764965A
Cited
DE691648C
Cited
US2320743A
Cited
US2389296A
Cited
US2382971A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-03-26 | 1954-09-25 | 1955-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-03-26 | 1958-09-25 | 1959-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-03-26 | 1962-09-25 | 1963-03-27 | $7700.00 | Window Closed / Lapsed |