US2304380A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic valve
Assignee: Gar Wood Industries Inc
•
Filing: 1941-08-08
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Granted: 1942-12-08
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Expires: 1961-08-08
Abstract
No abstract record available.
Inventors
- 👤 George D Shaeffer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:50
CPC Classifications
F; F15; F15B; F15B13/00; F15B13/02; F15B13/04; F15B13/0401; F15B13/0402; E; E02; E02F; E02F9/00; E02F9/20; E02F9/22; E02F9/2264; E02F9/2267; E02F9/2271; F16; F16K; F16K17/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1945-12-07 | 1946-06-08 | 1946-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-12-07 | 1950-06-08 | 1950-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-12-07 | 1954-06-08 | 1954-12-08 | $7700.00 | Window Closed / Lapsed |