US2317546A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Blowoff cock
Assignee: WILSON ENGINEERING Corp
•
Filing: 1941-06-13
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Granted: 1943-04-27
•
Expires: 1961-06-13
Abstract
No abstract record available.
Inventors
- 👤 Herbert J Mcgrath
- 👤 John M Lammedee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:28
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/12; F16K31/122; F22; F22B; F22B37/00; F22B37/02; F22B37/48; F22B37/54; F22B37/545; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87265; Y10T137/87499; Y10T137/87515
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) | 1946-04-26 | 1946-10-26 | 1947-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-04-26 | 1950-10-26 | 1951-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-04-26 | 1954-10-26 | 1955-04-27 | $7700.00 | Window Closed / Lapsed |