Patent US2670545A successfully refreshed from Google Patents.
US2670545A
Expired / Lapsed
US
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Device for positioning workpieces for drilling
Assignee: Individual
•
Filing: 1950-10-09
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Granted: 1954-03-02
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Expires: 1970-10-09
Abstract
No abstract record available.
Inventors
- 👤 George W Kaminski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:44
CPC Classifications
B; B23; B23Q; B23Q16/00; B23Q16/001; Y; Y10; Y10T; Y10T279/00; Y10T279/19; Y10T279/26; Y10T408/00; Y10T408/55; Y10T408/561; Y10T408/5614; Y10T408/5616; Y10T82/00; Y10T82/26
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) | 1957-03-01 | 1957-08-31 | 1958-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-01 | 1961-08-31 | 1962-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-01 | 1965-08-31 | 1966-03-02 | $7700.00 | Window Closed / Lapsed |