Patent US2710518A successfully refreshed from Google Patents.
Patent US2847044A successfully refreshed from Google Patents.
US2847044A
Expired / Lapsed
US
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Attachment for table saws to produce circular discs and cylinders
Assignee: Individual
•
Filing: 1957-03-29
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Granted: 1958-08-12
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Expires: 1977-03-29
Abstract
No abstract record available.
Inventors
- 👤 Walter A Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:27
CPC Classifications
B; B27; B27B; B27B5/00; B27B5/02; B23; B23D; B23D59/00; B27C; B27C7/00; B27C7/005; Y; Y10; Y10T; Y10T83/00; Y10T83/647; Y10T83/6572; Y10T83/768; Y10T83/7684; Y10T83/7722
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) | 1961-08-11 | 1962-02-10 | 1962-08-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-11 | 1966-02-10 | 1966-08-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-11 | 1970-02-10 | 1970-08-12 | $7700.00 | Window Closed / Lapsed |