US2340399A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid control valve
Assignee: LOGANSPORT MACHINE Inc
•
Filing: 1941-04-05
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Granted: 1944-02-01
•
Expires: 1961-04-05
Abstract
No abstract record available.
Inventors
- 👤 Macy Oliver Wendell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:09
CPC Classifications
F; F16; F16K; F16K11/00; F16K11/10; F16K11/14; F16K11/16; F16K11/163; F16K11/165; Y; Y10; Y10T; Y10T137/00; Y10T137/8376; Y10T137/8593; Y10T137/86493; Y10T137/86574; Y10T137/8667; Y10T137/86694; Y10T137/86839; Y10T137/87096; Y10T137/87113; Y10T137/87169; Y10T137/87177
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) | 1947-01-31 | 1947-08-02 | 1948-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-01-31 | 1951-08-02 | 1952-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-01-31 | 1955-08-02 | 1956-02-01 | $7700.00 | Window Closed / Lapsed |