US3101796A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid-driven percussion motor
Assignee: Pan American Petroleum Corp
•
Filing: 1960-11-14
•
Granted: 1963-08-27
•
Expires: 1980-11-14
Abstract
No abstract record available.
Inventors
- 👤 Joe C Stall
- 👤 Renic P Vincent
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:00
CPC Classifications
E; E21; E21B; E21B4/00; E21B4/06; E21B4/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
A CYLINDRICAL SLEEVE VALVE COMPRISING A HOLLOW CYLINDRICAL MEMBER CONTAINING A CONSTRICTION, A HOUSING DEFINING A CYLINDRICAL OPENING IN WHICH SAID VALVE IS AXIALLY SLIDABLY DISPOSED, SAID HOUSING CONTAINING A CONDUIT FOR FLOW OF FLUID THERETHROUGH AND THROUGH SAID MEMBER, HYDRAULIC MEANS INCLUDING A PISTON CONNECTED TO SAID MEMBER FOR AXIALLY SLIDING SAID MEMBER, AND CLOSURE MEANS DISPOSED IN THE PATH OF FLUID FLOW THROUGH SAID MEMBER AND SHAPED TO CONTAIN A PART OF SAID MEMBER WHEREBY SAID VALVE MAY BE SLID TO A POSITION WHERE SAID PART IS DISPOSED IN SAID CLOSURE MEANS AND SAID FLOW IS SHUT OFF.
Claim 2
Dependent Claim
100 words
A CYLINDRICAL SLEEVE VALVE COMPRISING A HOLLOW CYLINDRICAL MEMBER CONTAINING A CONSTRICTION, A HOUSING DEFINING A CYLINDRICAL OPENING IN WHICH SAID VALVE IS AXIALLY SLIDABLY DISPOSED, SAID HOUSING CONTAINING A CONDUIT FOR FLOW OF FLUID THERETHROUGH AND THROUGH SAID MEMBER, HYDRAULIC MEANS INCLUDING A PISTON CONNECTED TO SAID MEMBER FOR AXIALLY SLIDING SAID MEMBER, AND CLOSURE MEANS DISPOSED IN THE PATH OF FLUID FLOW THROUGH SAID MEMBER AND SHAPED TO CONTAIN A PART OF SAID MEMBER WHEREBY SAID VALVE MAY BE SLID TO A POSITION WHERE SAID PART IS DISPOSED IN SAID CLOSURE MEANS AND SAID FLOW IS SHUT OFF.
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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) | 1966-08-26 | 1967-02-25 | 1967-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-26 | 1971-02-25 | 1971-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-26 | 1975-02-25 | 1975-08-27 | $7700.00 | Window Closed / Lapsed |