US2793075A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cut off and reducing valve
Assignee: Individual
•
Filing: 1955-10-10
•
Granted: 1957-05-21
•
Expires: 1975-10-10
Abstract
No abstract record available.
Inventors
- 👤 Jr Joseph F Gulick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:38
CPC Classifications
F; F16; F16K; F16K17/00; F16K17/02; F16K17/04; F16K17/042; F16K17/06; G; G05; G05D; G05D16/00; G05D16/04; G05D16/10; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7781; Y10T137/7793; Y10T137/7794; Y10T137/7804
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US219114A
Cited
US1725539A
Cited
US2173416A
Cited
US2288733A
Cited
US2314071A
Cited
US2701704A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-05-20 | 1960-11-19 | 1961-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-05-20 | 1964-11-19 | 1965-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-05-20 | 1968-11-19 | 1969-05-21 | $7700.00 | Window Closed / Lapsed |