US2902889A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic turret index
Assignee: Gisholt Machine Co
•
Filing: 1956-06-18
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Granted: 1959-09-08
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Expires: 1976-06-18
Abstract
No abstract record available.
Inventors
- 👤 Trechsel Hans Werner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:53
CPC Classifications
B; B23; B23Q; B23Q16/00; B23Q16/02; B23Q16/04; B23Q16/06; Y; Y10; Y10T; Y10T74/00; Y10T74/14; Y10T74/1418; Y10T74/1424; Y10T74/1453; Y10T74/1459; Y10T74/15; Y10T74/1526; Y10T74/1532; Y10T74/1558; Y10T74/1587; Y10T74/1595
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US737996A
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US1868016A
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US2417366A
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US2461631A
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US2400691A
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US2549746A
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US2710595A
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US2704996A
Cited
US2832235A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-07 | 1963-03-09 | 1963-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-07 | 1967-03-09 | 1967-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-07 | 1971-03-09 | 1971-09-08 | $7700.00 | Window Closed / Lapsed |