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Patent US2634709A successfully refreshed from Google Patents.
US2634709A
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Pressure actuated transmission control unit
Assignee: R D FAGEOL Co
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Filing: 1949-02-02
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Granted: 1953-04-14
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Expires: 1969-02-02
Abstract
No abstract record available.
Inventors
- 👤 Robley D Fageol
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:15
CPC Classifications
B; B63; B63H; B63H21/00; B63H21/22; B63H21/21; B63H21/213; B63H23/00; B63H23/02; B63H23/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1004541A
Cited
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US1679762A
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GB320435A
Cited
US1958415A
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US2053301A
Cited
US2107357A
Cited
US2095833A
Cited
US2139878A
Cited
US2258908A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-04-13 | 1956-10-13 | 1957-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-04-13 | 1960-10-13 | 1961-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-04-13 | 1964-10-13 | 1965-04-14 | $7700.00 | Window Closed / Lapsed |