Patent US2667345A successfully refreshed from Google Patents.
US2667345A
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Hydraulic speed governor
Assignee: DALE HYDRAULIC CONTROLS Inc
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Filing: 1950-01-17
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Granted: 1954-01-26
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Expires: 1970-01-17
Abstract
No abstract record available.
Inventors
- 👤 Joseph S Dale
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 07:07
CPC Classifications
F; F02; F02D; F02D1/00; F02D2700/00; F02D2700/02; F02D2700/0269; F02D2700/0282; F02D2700/0284; F02D2700/0289; Y; Y10; Y10S; Y10S60/00; Y10S60/906; Y10T; Y10T137/00; Y10T137/0971; Y10T137/1007; Y10T137/108; Y10T137/1135; Y10T137/1171; Y10T137/6198; Y10T137/6253
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-01-25 | 1957-07-27 | 1958-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-25 | 1961-07-27 | 1962-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-25 | 1965-07-27 | 1966-01-26 | $7700.00 | Window Closed / Lapsed |