US2339604A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic gear shifting and driving system
Assignee: FOSDICK MACHINE TOOL CO
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Filing: 1940-10-14
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Granted: 1944-01-18
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Expires: 1960-10-14
Abstract
No abstract record available.
Inventors
- 👤 Carl E Linden
- 👤 Raymond H Mcclellan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:57
CPC Classifications
B; B23; B23Q; B23Q5/00; B23Q5/22; B23Q5/34; B23Q5/38; B23Q5/46; B23Q5/48; F; F16; F16H; F16H61/00; F16H61/02; F16H61/0262; F16H2708/00; F16H2708/16; F16H2708/20; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5104; Y10T29/5105; Y10T408/00; Y10T408/10; Y10T408/65; Y10T408/675; Y10T408/6757; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19293; Y10T74/19298; Y10T74/19326
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1947-01-17 | 1947-07-19 | 1948-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-01-17 | 1951-07-19 | 1952-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-01-17 | 1955-07-19 | 1956-01-18 | $7700.00 | Window Closed / Lapsed |