US2653580A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid control system and valve
Assignee: Individual
•
Filing: 1947-12-31
•
Granted: 1953-09-29
•
Expires: 1967-12-31
Abstract
No abstract record available.
Inventors
- 👤 Iii William R Moore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:26
CPC Classifications
F; F15; F15B; F15B13/00; F15B13/02; F15B13/04; F15B13/0401; F15B13/0402; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86574; Y10T137/8667; Y10T137/86694
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US967565A
Cited
US1016167A
Cited
US1251563A
Cited
US1465540A
Cited
US1431101A
Cited
GB311166A
Cited
US2190939A
Cited
US2176008A
Cited
US2598891A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-09-28 | 1957-03-30 | 1957-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-09-28 | 1961-03-30 | 1961-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-09-28 | 1965-03-30 | 1965-09-29 | $7700.00 | Window Closed / Lapsed |