US2529160A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic transmission control
Assignee: JOHNSON POWER ON TRANSMISSION
•
Filing: 1945-01-19
•
Granted: 1950-11-07
•
Expires: 1965-01-19
Abstract
No abstract record available.
Inventors
- 👤 Albert L Johnson
- 👤 Selmer A Kraft
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:47
CPC Classifications
F; F16; F16H; F16H61/00; F16H61/02; F16H61/0262; F16H2716/00; F16H2716/04; F16H2716/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US887781A
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US1544721A
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US1997788A
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US2052429A
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US2048206A
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US2146717A
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US2035514A
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US2038613A
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US2116049A
Cited
US2191320A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-11-06 | 1954-05-08 | 1954-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-06 | 1958-05-08 | 1958-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-06 | 1962-05-08 | 1962-11-07 | $7700.00 | Window Closed / Lapsed |