US3422724A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mechanism for effecting angular orientation of a machine tool spindle
Assignee: Kearney and Trecker Corp
•
Filing: 1966-11-21
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Granted: 1969-01-21
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Expires: 1986-11-21
Abstract
No abstract record available.
Inventors
- 👤 Frank Zankl
- 👤 Richard E Stobbe
- 👤 Clyde E Mattson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:10
CPC Classifications
B; B23; B23Q; B23Q3/00; B23Q3/155; B23Q3/1552; B23Q3/15553; B23Q5/00; B23Q5/02; B23Q5/04; B23Q5/20; Y; Y10; Y10T; Y10T408/00; Y10T408/08; Y10T409/00; Y10T409/30; Y10T409/309352; Y10T483/00; Y10T483/17; Y10T483/1733; Y10T483/1736; Y10T483/1743
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2646152A
Cited
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 |