US2583169A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Two-way valve
Assignee: Motors Liquidation Co
•
Filing: 1948-03-12
•
Granted: 1952-01-22
•
Expires: 1968-03-12
Abstract
No abstract record available.
Inventors
- 👤 Funkhouser Mearick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 07:52
CPC Classifications
F; F16; F16K; F16K15/00; F16K15/02; F16K15/06; F16K15/063; F16F; F16F9/00; F16F9/32; F16F9/34; F16K15/025; F16K2200/00; F16K2200/20; F16K2200/202; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7771; Y10T137/7772; Y10T137/7774; Y10T137/7776
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US742828A
Cited
FR606816A
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US1930568A
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US1973258A
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US1983064A
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FR777489A
Cited
US2159289A
Cited
US2310913A
Cited
GB598595A
Cited
US2467098A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-01-21 | 1955-07-23 | 1956-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-01-21 | 1959-07-23 | 1960-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-01-21 | 1963-07-23 | 1964-01-22 | $7700.00 | Window Closed / Lapsed |