US2499235A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic system for plural motor operation
Assignee: Gisholt Machine Co
•
Filing: 1943-08-13
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Granted: 1950-02-28
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Expires: 1963-08-13
Abstract
No abstract record available.
Inventors
- 👤 Levi D Tyson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:02
CPC Classifications
F; F15; F15B; F15B11/00; F15B11/16; F15B11/20; B; B23; B23Q; B23Q11/00; B23Q5/00; B23Q5/22; B23Q5/26; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5104; Y10T29/5109; Y10T29/5113; Y10T82/00; Y10T82/25
Claims Analysis
Total Claims: 0
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US2327920A
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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) | 1953-02-27 | 1953-08-29 | 1954-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-27 | 1957-08-29 | 1958-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-27 | 1961-08-29 | 1962-02-28 | $7700.00 | Window Closed / Lapsed |