Patent US3547166A successfully refreshed from Google Patents.
US3547166A
Expired / Lapsed
US
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Chuck attachment for sabre saws
Assignee: Singer Co
•
Filing: 1968-07-03
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Granted: 1970-12-15
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Expires: 1988-07-03
Abstract
No abstract record available.
Inventors
- 👤 Edmund C Dudek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:21
CPC Classifications
B; B23; B23D; B23D51/00; B23D51/08; B23D51/10; B23D49/00; B23D49/10; B23D49/16; B23D49/162; B23D49/167; Y; Y10; Y10T; Y10T83/00; Y10T83/929; Y10T83/9457; Y10T83/9459; Y10T83/9461
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-12-14 | 1974-06-15 | 1974-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-14 | 1978-06-15 | 1978-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-14 | 1982-06-15 | 1982-12-15 | $7700.00 | Window Closed / Lapsed |