Patent US2660205A successfully refreshed from Google Patents.
US2660205A
Expired / Lapsed
US
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Combination arbor and support for power-driven rotary tools
Assignee: Individual
•
Filing: 1948-11-18
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Granted: 1953-11-24
•
Expires: 1968-11-18
Abstract
No abstract record available.
Inventors
- 👤 Harry G Yetter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:09
CPC Classifications
B; B27; B27C; B27C9/00; B27C9/02; B27B; B27B5/00; B27B5/16; B27B5/22; B27B5/224; Y; Y10; Y10T; Y10T83/00; Y10T83/768; Y10T83/7793
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-11-23 | 1957-05-25 | 1957-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-23 | 1961-05-25 | 1961-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-23 | 1965-05-25 | 1965-11-24 | $7700.00 | Window Closed / Lapsed |