US3474708A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve assembly for fluid motors and the like
Assignee: Parker Hannifin Corp
•
Filing: 1968-01-17
•
Granted: 1969-10-28
•
Expires: 1988-01-17
Abstract
No abstract record available.
Inventors
- 👤 Herbert H Schmiel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:29
CPC Classifications
F; F15; F15B; F15B13/00; F15B13/02; F15B13/021; F15B11/00; F15B11/02; F15B11/024; F15B2011/0243; F15B2211/00; F15B2211/30; F15B2211/305; F15B2211/30525; F15B2211/3056; F15B2211/30565; F15B2211/3058; F15B2211/31; F15B2211/3105; F15B2211/3116; F15B2211/3122; F15B2211/3127; F15B2211/315; F15B2211/3157; F15B2211/31576; F15B2211/32; F15B2211/321; F15B2211/324; F15B2211/329; F15B2211/70; F15B2211/75; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87169; Y10T137/87177
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2267284A
Cited
US2367682A
Cited
US2608824A
Cited
US2646025A
Cited
US2980135A
Cited
GB863701A
Cited
US3267961A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-10-27 | 1973-04-28 | 1973-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-27 | 1977-04-28 | 1977-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-27 | 1981-04-28 | 1981-10-28 | $7700.00 | Window Closed / Lapsed |