US2632476A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic flow control device
Assignee: DEARBORN MOTORS Corp
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Filing: 1951-06-23
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Granted: 1953-03-24
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Expires: 1971-06-23
Abstract
No abstract record available.
Inventors
- 👤 Raymond J Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:21
CPC Classifications
F; F16; F16K; F16K47/00; F16K47/08; F16K47/10; G; G05; G05D; G05D7/00; G05D7/01; G05D7/0106; G05D7/012
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-23 | 1956-09-22 | 1957-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-23 | 1960-09-22 | 1961-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-23 | 1964-09-22 | 1965-03-24 | $7700.00 | Window Closed / Lapsed |