US2687197A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clutch and brake for direct drive spindle lathes
Assignee: Gisholt Machine Co
•
Filing: 1948-08-27
•
Granted: 1954-08-24
•
Expires: 1968-08-27
Abstract
No abstract record available.
Inventors
- 👤 Leifer Lorenz Albert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:16
CPC Classifications
F; F16; F16D; F16D67/00; F16D67/02; F16D67/06; B; B23; B23Q; B23Q5/00; B23Q2705/00; B23Q2705/005; Y; Y10; Y10T; Y10T82/00; Y10T82/25; Y10T82/2552
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US112971A
Cited
US914375A
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US1155124A
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US1130341A
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US1593307A
Cited
US2167790A
Cited
US2272757A
Cited
US2557860A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-08-23 | 1958-02-22 | 1958-08-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-08-23 | 1962-02-22 | 1962-08-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-08-23 | 1966-02-22 | 1966-08-24 | $7700.00 | Window Closed / Lapsed |