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Patent US3422710A successfully refreshed from Google Patents.
US3422710A
Expired / Lapsed
US
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Turret construction
Assignee: Hardinge Inc
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Filing: 1966-08-25
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Granted: 1969-01-21
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Expires: 1986-08-25
Abstract
No abstract record available.
Inventors
- 👤 William A Kilmer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:59
CPC Classifications
B; B23; B23Q; B23Q16/00; B23Q16/02; B23Q16/08; B23Q16/10; Y; Y10; Y10T; Y10T74/00; Y10T74/14; Y10T82/00; Y10T82/25; Y10T82/2585
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) | 1972-01-21 | 1972-07-22 | 1973-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-21 | 1976-07-22 | 1977-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-21 | 1980-07-22 | 1981-01-21 | $7700.00 | Window Closed / Lapsed |