US2725775A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High-speed motor-driven lathe and temperature control means
Assignee: Gisholt Machine Co
•
Filing: 1951-12-20
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Granted: 1955-12-06
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Expires: 1971-12-20
Abstract
No abstract record available.
Inventors
- 👤 Leifer Lorenz Albert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 05:22
CPC Classifications
B; B23; B23Q; B23Q11/00; B23Q11/14; Y; Y10; Y10S; Y10S82/00; Y10S82/90; Y10T; Y10T82/00; Y10T82/25; Y10T82/2552; Y10T82/2566
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US683968A
Cited
GB197965A
Cited
US1909564A
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US2215257A
Cited
US2042510A
Cited
US2257849A
Cited
US2581928A
Cited
US2545053A
Cited
US2660837A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-12-05 | 1959-06-06 | 1959-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-12-05 | 1963-06-06 | 1963-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-12-05 | 1967-06-06 | 1967-12-06 | $7700.00 | Window Closed / Lapsed |