Patent US3429224A successfully refreshed from Google Patents.
US3429224A
Expired / Lapsed
US
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Temperature compensated spindle positioner
Assignee: Kearney and Trecker Corp
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Filing: 1966-06-14
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Granted: 1969-02-25
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Expires: 1986-06-14
Abstract
No abstract record available.
Inventors
- 👤 John G Osburn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:38
CPC Classifications
B; B23; B23Q; B23Q11/00; B23Q11/0003; B23B; B23B31/00; B23B31/02; B23B31/10; B23B31/12; B23B31/20; B23B31/201; B23B31/207; B23B31/2073; Y; Y10; Y10S; Y10S82/00; Y10S82/90; Y10T; Y10T409/00; Y10T409/30; Y10T409/309352; Y10T409/309576; Y10T409/309744; Y10T409/3098; Y10T82/00; Y10T82/25; Y10T82/2552; Y10T82/2562
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2111869A
Cited
US2271637A
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US2352206A
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US2358088A
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US3221605A
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US3329066A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-02-25 | 1972-08-26 | 1973-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-25 | 1976-08-26 | 1977-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-25 | 1980-08-26 | 1981-02-25 | $7700.00 | Window Closed / Lapsed |