Patent US2627815A successfully refreshed from Google Patents.
US2627815A
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Constant pressure hydraulic power transmitting system
Assignee: Ferguson Harry Inc
•
Filing: 1948-01-02
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Granted: 1953-02-10
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Expires: 1968-01-02
Abstract
No abstract record available.
Inventors
- 👤 Ernest V Bunting
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:03
CPC Classifications
F; F15; F15B; F15B11/00; F15B11/02; F15B2211/00; F15B2211/30; F15B2211/305; F15B2211/30525; F15B2211/315; F15B2211/31505; F15B2211/32; F15B2211/321; F15B2211/324; F15B2211/329; F15B2211/365; F15B2211/40; F15B2211/405; F15B2211/40515; F15B2211/41; F15B2211/411; F15B2211/415; F15B2211/41572; F15B2211/70; F15B2211/705; F15B2211/7051; F15B2211/7052; F15B2211/76; Y; Y10; Y10S; Y10S60/00; Y10S60/907; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2544
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) | 1956-02-10 | 1956-08-11 | 1957-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-02-10 | 1960-08-11 | 1961-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-02-10 | 1964-08-11 | 1965-02-10 | $7700.00 | Window Closed / Lapsed |