US2642262A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve
Assignee: Individual
•
Filing: 1948-04-26
•
Granted: 1953-06-16
•
Expires: 1968-04-26
Abstract
No abstract record available.
Inventors
- 👤 Joe M Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 00:30
CPC Classifications
F; F16; F16K; F16K1/00; F16K1/32; F16K1/34; F16K1/42; F16K1/422; F16K15/00; F16K15/18; F16K15/182; F16K15/1823; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86928; Y10T137/86936; Y10T137/86944
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US470058A
Cited
US660193A
Cited
US859145A
Cited
US919753A
Cited
US982108A
Cited
US1005523A
Cited
US1149594A
Cited
US1642724A
Cited
US1890357A
Cited
US1982514A
Cited
US1908440A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-15 | 1956-12-15 | 1957-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-15 | 1960-12-15 | 1961-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-15 | 1964-12-15 | 1965-06-16 | $7700.00 | Window Closed / Lapsed |