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US2882760A
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Infinitely variable increment feed control
Assignee: Gisholt Machine Co
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Filing: 1955-11-30
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Granted: 1959-04-21
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Expires: 1975-11-30
Abstract
No abstract record available.
Inventors
- 👤 Leifer Lorenz Albert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:29
CPC Classifications
B; B23; B23Q; B23Q16/00; B23Q16/02; B23Q16/022; B23Q16/023; B23Q1/00; B23Q1/25; B23Q1/64; B23Q1/68; Y; Y10; Y10T; Y10T82/00; Y10T82/25; Y10T82/2531; Y10T82/2533
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2531340A
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US2478790A
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US2637237A
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US2614536A
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US2596471A
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US2631480A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-04-20 | 1962-10-20 | 1963-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-20 | 1966-10-20 | 1967-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-20 | 1970-10-20 | 1971-04-21 | $7700.00 | Window Closed / Lapsed |