Patent US2993518A successfully refreshed from Google Patents.
US2993518A
Expired / Lapsed
US
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Portable power driven saw
Assignee: Skil Corp
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Filing: 1960-05-09
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Granted: 1961-07-25
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Expires: 1980-05-09
Abstract
No abstract record available.
Inventors
- 👤 Hugo W Bork
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:27
CPC Classifications
B; B27; B27B; B27B5/00; B27B5/29; B27B5/38; B27G; B27G19/00; B27G19/02; B27G19/04; Y; Y10; Y10T; Y10T83/00; Y10T83/768; Y10T83/7747
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) | 1964-07-24 | 1965-01-23 | 1965-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-24 | 1969-01-23 | 1969-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-24 | 1973-01-23 | 1973-07-25 | $7700.00 | Window Closed / Lapsed |