Patent US2485692A successfully refreshed from Google Patents.
US2485692A
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US
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Control valve
Assignee: Motors Liquidation Co
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Filing: 1944-09-04
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Granted: 1949-10-25
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Expires: 1964-09-04
Abstract
No abstract record available.
Inventors
- 👤 William E Brill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:29
CPC Classifications
F; F16; F16D; F16D25/00; F16D25/12; F16D25/14; F16D48/00; F16D48/02; F16D2048/0221; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86268
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1175172A
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US1274680A
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US1301278A
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US1774690A
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US2011547A
Cited
US1948279A
Cited
US1863252A
Cited
US2233717A
Cited
US2310309A
Cited
US2401061A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-10-24 | 1953-04-25 | 1953-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-10-24 | 1957-04-25 | 1957-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-10-24 | 1961-04-25 | 1961-10-25 | $7700.00 | Window Closed / Lapsed |