Patent US2632262A successfully refreshed from Google Patents.
US2632262A
Expired / Lapsed
US
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Hydraulic control unit for road equipment
Assignee: EASTERN STEEL PRODUCTS Ltd
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Filing: 1948-03-10
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Granted: 1953-03-24
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Expires: 1968-03-10
Abstract
No abstract record available.
Inventors
- 👤 Whittey George Jones
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 14:13
CPC Classifications
E; E01; E01H; E01H5/00; E01H5/04; E01H5/06; E01H5/067; Y; Y10; Y10T; Y10T137/00; Y10T137/6851; Y10T137/6855; Y10T137/6881
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 |