US3389770A
Expired / Lapsed
US
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Transmission hydraulic control
Assignee: Caterpillar Inc
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Filing: 1966-02-01
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Granted: 1968-06-25
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Expires: 1986-02-01
Abstract
No abstract record available.
Inventors
- 👤 Kenneth F Golan
- 👤 David S Ohaver
- 👤 Shairyl I Pearce
- 👤 Gerald D Rohweder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:26
CPC Classifications
F; F16; F16H; F16H61/00; F16H61/04; F16H61/06; F16H61/065; F16H61/068; F16H61/02; F16H61/0262; F16H61/0265; F16H61/0267; F16H59/00; F16H59/02; F16H59/08; F16H2059/082; F16H2059/088; F16H2200/00; F16H2200/003; F16H2200/0043; F16H2200/0082; F16H2200/0091; F16H2200/20; F16H2200/2002; F16H2200/201; F16H2200/202; F16H2200/2023; F16H2200/203; F16H2200/2046; F16H61/68; F16H61/684; F16H61/686; Y; Y10; Y10S; Y10S74/00; Y10S74/01
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-06-25 | 1971-12-25 | 1972-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-25 | 1975-12-25 | 1976-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-25 | 1979-12-25 | 1980-06-25 | $7700.00 | Window Closed / Lapsed |