US2747419A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve control mechanism for power transmission means
Assignee: WILLIAM J HULS
•
Filing: 1951-10-26
•
Granted: 1956-05-29
•
Expires: 1971-10-26
Abstract
No abstract record available.
Inventors
- 👤 Arvidson Gustaf Arthur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 09:42
CPC Classifications
F; F16; F16D; F16D31/00; F16D31/02; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86558; Y10T137/86566; Y10T74/00; Y10T74/18; Y10T74/18888; Y10T74/1892; Y10T74/1896
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1195385A
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US951318A
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US1510153A
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US1896788A
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GB378817A
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US1960089A
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US2096853A
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US2104151A
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US2308705A
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DE749533C
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US2415285A
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US2413203A
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US2442999A
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US2627324A
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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) | 1959-05-29 | 1959-11-28 | 1960-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-29 | 1963-11-28 | 1964-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-29 | 1967-11-28 | 1968-05-29 | $7700.00 | Window Closed / Lapsed |