US2861480A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Torque converter and gear transmission drive
Assignee: Caterpillar Industrial Inc
•
Filing: 1953-09-17
•
Granted: 1958-11-25
•
Expires: 1973-09-17
Abstract
No abstract record available.
Inventors
- 👤 Everett C Curtis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:00
CPC Classifications
F; F16; F16H; F16H47/00; F16H47/06; F16H3/00; F16H3/02; F16H3/08; F16H3/14; Y; Y10; Y10S; Y10S74/00; Y10S74/02; Y10S74/11; Y10T; Y10T74/00; Y10T74/19; Y10T74/19149; Y10T74/19158; Y10T74/19219; Y10T74/19228; Y10T74/19372
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US843076A
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US1928301A
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US2301099A
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US2376699A
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US2280329A
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US2456614A
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US2464538A
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US2535300A
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US2658592A
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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) | 1961-11-24 | 1962-05-26 | 1962-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-24 | 1966-05-26 | 1966-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-24 | 1970-05-26 | 1970-11-25 | $7700.00 | Window Closed / Lapsed |