US2960303A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid control valve
Assignee: Individual
•
Filing: 1956-01-24
•
Granted: 1960-11-15
•
Expires: 1976-01-24
Abstract
No abstract record available.
Inventors
- 👤 Cosby D P Smallpeice
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:52
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/02; F16K31/025
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US389151A
Cited
US1897497A
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US2077735A
Cited
US2232934A
Cited
US2396541A
Cited
US2526069A
Cited
US2777662A
Cited
US2742927A
Cited
US2769312A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-15 | 1964-05-16 | 1964-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-15 | 1968-05-16 | 1968-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-15 | 1972-05-16 | 1972-11-15 | $7700.00 | Window Closed / Lapsed |