Patent US3022690A successfully refreshed from Google Patents.
US3022690A
Expired / Lapsed
US
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Contour roll-turning lathe
Assignee: Individual
•
Filing: 1957-03-25
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Granted: 1962-02-27
•
Expires: 1977-03-25
Abstract
No abstract record available.
Inventors
- 👤 Jack N Binns
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:25
CPC Classifications
B; B23; B23Q; B23Q1/00; B23Q1/72; B23Q1/76; B23Q11/00; B23Q11/04; B23Q5/00; B23Q5/02; B23Q5/04; B23Q5/041; B23Q5/12; B23Q5/14; B23Q5/142; Y; Y10; Y10T; Y10T82/00; Y10T82/14; Y10T82/141; Y10T82/147; Y10T82/25; Y10T82/2552; Y10T82/2566
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) | 1965-02-26 | 1965-08-28 | 1966-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-26 | 1969-08-28 | 1970-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-26 | 1973-08-28 | 1974-02-27 | $7700.00 | Window Closed / Lapsed |