US3166128A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for operating subsurface sleeve valves and similar well bore devices
Assignee: Baker Hughes Oilfield Operations LLC
•
Filing: 1962-12-31
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Granted: 1965-01-19
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Expires: 1982-12-31
Abstract
No abstract record available.
Inventors
- 👤 William D Myers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:22
CPC Classifications
E; E21; E21B; E21B34/00; E21B34/06; E21B34/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
147 words
IN SUBSURFACE WELL BORE APPARATUS: A PORTED MEMBER ADAPTED TO FORM PART OF A CONDUIT POSITIONED IN A WELL BORE; VALVE MEANS FOR CONTROLLING FLOW OF FLUID THROUGH THE PORT OF SAID MEMBER; SUPPORT MEANS MOVABLE THROUGH THE CONDUIT; LATCH MEANS MOVABLY MOUNTED ON SAID SUPPORT MEANS AND INCLUDING AN UPPER PORTION ADAPTED TO BE COUPLED TO SAID VALVE MEANS FOR MOVING SAID VALVE MEANS DOWNWARDLY WITHIN SAID PORTED MEMBER AND A LOWER PORTION ADAPTED TO BE COUPLED TO SAID VALVE MEANS FOR MOVING SAID VALVE MEANS UPWARDLY WITHIN SAID PORTED MEMBER; MEANS ON SAID SUPPORT MEANS ENGAGEABLE WITH SAID UPPER PORTION FOR UNCOUPLING SAID UPPER PORTION FROM SAID VALVE MEANS UPON CONTINUED DOWNWARD MOVEMENT OF SAID SUPPORT MEANS; AND MEANS ON SAID SUPPORT MEANS ENGAGEABLE WITH SAID LOWER PORTION FOR UNCOUPLING SAID LOWER PORTION FROM SAID VALVE MEANS UPON CONTINIED UPWARD MOVEMENT OF SAID SUPPORT MEANS.
Claim 2
Dependent Claim
147 words
IN SUBSURFACE WELL BORE APPARATUS: A PORTED MEMBER ADAPTED TO FORM PART OF A CONDUIT POSITIONED IN A WELL BORE; VALVE MEANS FOR CONTROLLING FLOW OF FLUID THROUGH THE PORT OF SAID MEMBER; SUPPORT MEANS MOVABLE THROUGH THE CONDUIT; LATCH MEANS MOVABLY MOUNTED ON SAID SUPPORT MEANS AND INCLUDING AN UPPER PORTION ADAPTED TO BE COUPLED TO SAID VALVE MEANS FOR MOVING SAID VALVE MEANS DOWNWARDLY WITHIN SAID PORTED MEMBER AND A LOWER PORTION ADAPTED TO BE COUPLED TO SAID VALVE MEANS FOR MOVING SAID VALVE MEANS UPWARDLY WITHIN SAID PORTED MEMBER; MEANS ON SAID SUPPORT MEANS ENGAGEABLE WITH SAID UPPER PORTION FOR UNCOUPLING SAID UPPER PORTION FROM SAID VALVE MEANS UPON CONTINUED DOWNWARD MOVEMENT OF SAID SUPPORT MEANS; AND MEANS ON SAID SUPPORT MEANS ENGAGEABLE WITH SAID LOWER PORTION FOR UNCOUPLING SAID LOWER PORTION FROM SAID VALVE MEANS UPON CONTINIED UPWARD MOVEMENT OF SAID SUPPORT MEANS.
References Cited (Backward Citations)
US2790501A
Cited
US2924278A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-01-19 | 1968-07-20 | 1969-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-01-19 | 1972-07-20 | 1973-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-01-19 | 1976-07-20 | 1977-01-19 | $7700.00 | Window Closed / Lapsed |