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Patent US2478002A successfully refreshed from Google Patents.
US2478002A
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Valve structure manipulatable for controlling delivery of fluid at selective pressures
Assignee: International Motors LLC
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Filing: 1943-12-31
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Granted: 1949-08-02
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Expires: 1963-12-31
Abstract
No abstract record available.
Inventors
- 👤 Carl W Mott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:56
CPC Classifications
B; B60; B60T; B60T13/00; B60T13/10; B60T13/12; B60T13/16; B60T13/161
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1635221A
Cited
US2317846A
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US2281138A
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US2392421A
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US2392422A
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US2404529A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-08-01 | 1953-01-31 | 1953-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-08-01 | 1957-01-31 | 1957-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-08-01 | 1961-01-31 | 1961-08-02 | $7700.00 | Window Closed / Lapsed |