US3084709A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Removable check unit
Assignee: Miller Fluid Power Corp
•
Filing: 1960-05-19
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Granted: 1963-04-09
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Expires: 1980-05-19
Abstract
No abstract record available.
Inventors
- 👤 Francis S Flick
- 👤 Walter J Kudlaty
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:20
CPC Classifications
F; F15; F15B; F15B11/00; F15B11/02; F15B11/04; F15B11/0413; F16; F16K; F16K15/00; F16K15/02; F16K15/025; F16K15/026; F16K15/028; Y; Y10; Y10T; Y10T137/00; Y10T137/5109; Y10T137/5153; Y10T137/7504; Y10T137/7613; Y10T137/7722; Y10T137/7837; Y10T137/7847; Y10T137/7854; Y10T137/7855; Y10T137/7904; Y10T137/7922; Y10T137/7929; Y10T137/7937
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
106 words
IN A PISTON AND CYLINDER DEVICE, A FLUID FLOW CONTROLLER, COMPRISING: MEANS DEFINING PIPE THREADED PORTS, A COMPACT HOLLOW BODY, AN EXTERNAL PORTION THEREOF HAVING IMPERFECT PIPE THREADS FOR THREADED ENGAGEMENT WITH THE IMPERFECT THREADS IN ONE OF SAID PORTS TO MOUNT SAID BODY WHOLLY WITHIN SAID PORT IN THE INNER THREADED PORTION OF SAID PORT, AN INWARDLY EXTENDING FLANGE IN SAID BODY HAVING AN OPENING THERETHROUGH, THE PERIPHERY OF SAID OPENING FORMING A VALVE SEAT, A DISC VALVE MEMBER MOVABLE WITHIN THE BODY AGAINST AND AWAY FROM SAID SEAT, SAID VALVE MEMBER HAVING AN OUTER PERIPHERY WITH SPACED OPPOSITE PORTIONS OF SAID PERIPHERY HAVING LATERAL
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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) | 1966-04-08 | 1966-10-08 | 1967-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-08 | 1970-10-08 | 1971-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-08 | 1974-10-08 | 1975-04-09 | $7700.00 | Window Closed / Lapsed |