US2415774A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve
Assignee: Eaton Corp
•
Filing: 1944-07-29
•
Granted: 1947-02-11
•
Expires: 1964-07-29
Abstract
No abstract record available.
Inventors
- 👤 Voorhies Carl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:54
CPC Classifications
F; F01; F01L; F01L3/00; F01L3/12; F01L3/16; F01L3/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1312730A
Cited
GB190302964A
Cited
GB191117201A
Cited
US1578191A
Cited
US1873569A
Cited
US2153384A
Cited
US2238628A
Cited
US2316488A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-02-10 | 1950-08-12 | 1951-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-02-10 | 1954-08-12 | 1955-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-02-10 | 1958-08-12 | 1959-02-11 | $7700.00 | Window Closed / Lapsed |