Patent US2839102A successfully refreshed from Google Patents.
US2839102A
Expired / Lapsed
US
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Dust collecting attachments for power saws
Assignee: Individual
•
Filing: 1957-03-06
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Granted: 1958-06-17
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Expires: 1977-03-06
Abstract
No abstract record available.
Inventors
- 👤 George S Kido
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:48
CPC Classifications
B; B27; B27G; B27G3/00; B23; B23Q; B23Q11/00; B23Q11/0042; B23Q11/0046; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2066; Y10T83/207
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) | 1961-06-16 | 1961-12-16 | 1962-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-16 | 1965-12-16 | 1966-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-16 | 1969-12-16 | 1970-06-17 | $7700.00 | Window Closed / Lapsed |