US2655056A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Autoamtic infinitely variable power transmission
Assignee: Individual
•
Filing: 1952-01-31
•
Granted: 1953-10-13
•
Expires: 1972-01-31
Abstract
No abstract record available.
Inventors
- 👤 De Witt C Clintsman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 10:57
CPC Classifications
F; F16; F16H; F16H61/00; F16H61/02; F16H61/0262; F16H2718/00; F16H2718/08; F16H2718/10; F16H2718/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US555438A
Cited
FR472385A
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US1548666A
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US1990212A
Cited
US1957578A
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US2135908A
Cited
US2191907A
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US2186108A
Cited
US2278351A
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US2311691A
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US2533126A
Cited
US2553126A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-10-12 | 1957-04-13 | 1957-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-10-12 | 1961-04-13 | 1961-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-10-12 | 1965-04-13 | 1965-10-13 | $7700.00 | Window Closed / Lapsed |