US2556904A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve
Assignee: Mueller Co
•
Filing: 1945-10-10
•
Granted: 1951-06-12
•
Expires: 1965-10-10
Abstract
No abstract record available.
Inventors
- 👤 Earl E Cline
- 👤 Tratzik Frederick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:45
CPC Classifications
F; F16; F16K; F16K15/00; F16K15/02; F16K15/03; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7866; Y10T137/7867; Y10T137/7868; Y10T137/7898
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US377963A
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US1095105A
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US1239015A
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US1444767A
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US1656183A
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US1911107A
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US1744798A
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FR669260A
Cited
US1982189A
Cited
US1987974A
Cited
US2048943A
Cited
US2247773A
Cited
US2262726A
Cited
US2356815A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-06-11 | 1954-12-11 | 1955-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-06-11 | 1958-12-11 | 1959-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-06-11 | 1962-12-11 | 1963-06-12 | $7700.00 | Window Closed / Lapsed |