US2524129A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve
Assignee: Lincoln Engineering Co
•
Filing: 1945-03-07
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Granted: 1950-10-03
•
Expires: 1965-03-07
Abstract
No abstract record available.
Inventors
- 👤 Victor G Klein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:16
CPC Classifications
F; F16; F16K; F16K15/00; F16K15/02; F16K15/025; F16K15/026; F16K15/06; F16K15/063; F16L; F16L29/00; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7866; Y10T137/7904; Y10T137/7922; Y10T137/7929
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US65791A
Cited
US152179A
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US851182A
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US1140377A
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FR548184A
Cited
FR591449A
Cited
US1705293A
Cited
US1785259A
Cited
US2163472A
Cited
US2329087A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-10-02 | 1954-04-03 | 1954-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-02 | 1958-04-03 | 1958-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-02 | 1962-04-03 | 1962-10-03 | $7700.00 | Window Closed / Lapsed |