US2558829A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary power handsaw with quick locking adjustments
Assignee: AMERICAN FLOOR SURFACING MACH
•
Filing: 1950-07-07
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Granted: 1951-07-03
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Expires: 1970-07-07
Abstract
No abstract record available.
Inventors
- 👤 Francis D Dolan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 03:24
CPC Classifications
B; B27; B27B; B27B9/00; B27B9/02; Y; Y10; Y10T; Y10T74/00; Y10T74/14; Y10T74/1494
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1566824A
Cited
US1848330A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-07-02 | 1955-01-01 | 1955-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-02 | 1959-01-01 | 1959-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-02 | 1963-01-01 | 1963-07-03 | $7700.00 | Window Closed / Lapsed |