US2649871A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Saw attachment for drills and the like
Assignee: Individual
•
Filing: 1950-10-30
•
Granted: 1953-08-25
•
Expires: 1970-10-30
Abstract
No abstract record available.
Inventors
- 👤 Desbarat Edward William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 20:55
CPC Classifications
B; B27; B27B; B27B17/00; B27B17/02; B23; B23D; B23D57/00; B23D57/0076; B27B17/0016; B27B33/00; B27B33/14; B27B33/142; B27B33/144; B27B33/145; Y; Y10; Y10T; Y10T83/00; Y10T83/707; Y10T83/7083
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-24 | 1957-02-23 | 1957-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-24 | 1961-02-23 | 1961-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-24 | 1965-02-23 | 1965-08-25 | $7700.00 | Window Closed / Lapsed |