Patent US2901916A successfully refreshed from Google Patents.
US2901916A
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Clutch controlled drive mechanism for machine tools
Assignee: Individual
•
Filing: 1952-12-24
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Granted: 1959-09-01
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Expires: 1972-12-24
Abstract
No abstract record available.
Inventors
- 👤 Heyer Don
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:21
CPC Classifications
B; B23; B23Q; B23Q5/00; B23Q5/22; B23Q5/26; B23Q5/266; B23Q5/268; F; F15; F15B; F15B11/00; F15B11/02; F15B11/04; F15B11/046; Y; Y10; Y10T; Y10T408/00; Y10T408/16; Y10T408/17; Y10T408/172; Y10T74/00; Y10T74/19; Y10T74/19642; Y10T74/1967; Y10T74/19679
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US986567A
Cited
US1008309A
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US1888091A
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US2116166A
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US2476154A
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US2340999A
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US2337330A
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US2387215A
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US2418220A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-31 | 1963-03-02 | 1963-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-31 | 1967-03-02 | 1967-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-31 | 1971-03-02 | 1971-09-01 | $7700.00 | Window Closed / Lapsed |