US2592304A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid proportioning device
Assignee: Anheuser Busch Companies LLC
•
Filing: 1945-08-18
•
Granted: 1952-04-08
•
Expires: 1965-08-18
Abstract
No abstract record available.
Inventors
- 👤 Anthony J Lubeley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:26
CPC Classifications
G; G05; G05D; G05D11/00; G05D11/003; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2514; Y10T137/2521; Y10T137/2559; Y10T137/2564; Y10T137/2572
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1225977A
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US1215129A
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GB120679A
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GB307119A
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US1792757A
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US2065128A
Cited
US2002337A
Cited
US2004869A
Cited
US2371720A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-08 | 1955-10-08 | 1956-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-08 | 1959-10-08 | 1960-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-08 | 1963-10-08 | 1964-04-08 | $7700.00 | Window Closed / Lapsed |