US3186486A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Well completion
Assignee: MCEVOY CO
•
Filing: 1959-02-24
•
Granted: 1965-06-01
•
Expires: 1979-02-24
Abstract
No abstract record available.
Inventors
- 👤 Allen F Rhodes
- 👤 Jr John G Jackson
- 👤 William C Triplett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:27
CPC Classifications
E; E21; E21B; E21B33/00; E21B33/02; E21B33/03; E21B33/06; E21B33/061; E21B33/062; E21B33/063; E21B33/035; E21B33/064
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
235 words
WELL COMPLETION APPARATUS FOR UNDERWATER WELLS, COMPRISING A CASING EXTENDING FROM THE TOP OF THE WELL DOWNWARDLY THEREINTO, CONNECTION MEANS CARRIED AT THE UPPER END OF SAID CASING, VALVE MEANS HAVING COOPERABLE CONNECTION MEANS AT ITS LOWER END COOPERATINGLY JOINED WITH SAID CASING CONNECTION MEANS, HANDLING MEANS EX-D TENDING FROM SAID CONNECTION MEANS TO THE WATER SURFACE, SAID CASING CONNECTION MEANS AND SAID VALVE MEANS HAVING COOPERABLE CONNECTION MEANS BEING CONNECTIBLE AND DISCONNECTIBLE BY MANIPULATION OF SAID VALVE MEANS BY SAID HANDLING MEANS PROVIDED TO EXTEND THEREFROM TO THE WATER SURFACE SO THAT SAID VALVE MEANS MAY BE CONNECTED AND DISCONNECTED FROM THE WATER SURFACE, A PIPELINE TERMINATING AT A POINT SPACED ALONG THE FLOOR OF THE BODY OF WATER FROM THE WELL, A FLEXIBLE CONDUIT MEANS CONNECTED WITH SAID VALVE MEANS AND EXTENDING ALONG THE FLOOR OF THE BODY OF WATER AND CONNECTED WITH SAID PIPELINE FOR FLUID FLOW FROM WITHIN SAID CASING THROUGH SAID VALVE MEANS INTO SAID PIPELINE, SAID FLEXIBLE CONDUCIT MEANS BEING OF SUFFICIENT LENGTH TO PERMIT MOVEMENTS OF SAID VALVE MEANS BETWEEN ITS SAID CONNECTION AT SAID CASING CONNECTION MEANS AND THE WATER SURFACE, WHEREBY SAID VALVE MEANS MAY BE CONNECTED TO AND DISCONNECTED FROM SAID CASING FROM THE WATER SURFACE AND MOVED BETWEEN THE WATER SURFACE AND THE WELL BY SAID HANDLING MEANS WITHOUT DISCONNECTION OF SAID CONNECTION THROUGH SAID FLEXIBLE CONDUIT MEANS BETWEEN SAID VALVE MEANS AND PIPELINE.
Claim 2
Dependent Claim
235 words
WELL COMPLETION APPARATUS FOR UNDERWATER WELLS, COMPRISING A CASING EXTENDING FROM THE TOP OF THE WELL DOWNWARDLY THEREINTO, CONNECTION MEANS CARRIED AT THE UPPER END OF SAID CASING, VALVE MEANS HAVING COOPERABLE CONNECTION MEANS AT ITS LOWER END COOPERATINGLY JOINED WITH SAID CASING CONNECTION MEANS, HANDLING MEANS EX-D TENDING FROM SAID CONNECTION MEANS TO THE WATER SURFACE, SAID CASING CONNECTION MEANS AND SAID VALVE MEANS HAVING COOPERABLE CONNECTION MEANS BEING CONNECTIBLE AND DISCONNECTIBLE BY MANIPULATION OF SAID VALVE MEANS BY SAID HANDLING MEANS PROVIDED TO EXTEND THEREFROM TO THE WATER SURFACE SO THAT SAID VALVE MEANS MAY BE CONNECTED AND DISCONNECTED FROM THE WATER SURFACE, A PIPELINE TERMINATING AT A POINT SPACED ALONG THE FLOOR OF THE BODY OF WATER FROM THE WELL, A FLEXIBLE CONDUIT MEANS CONNECTED WITH SAID VALVE MEANS AND EXTENDING ALONG THE FLOOR OF THE BODY OF WATER AND CONNECTED WITH SAID PIPELINE FOR FLUID FLOW FROM WITHIN SAID CASING THROUGH SAID VALVE MEANS INTO SAID PIPELINE, SAID FLEXIBLE CONDUCIT MEANS BEING OF SUFFICIENT LENGTH TO PERMIT MOVEMENTS OF SAID VALVE MEANS BETWEEN ITS SAID CONNECTION AT SAID CASING CONNECTION MEANS AND THE WATER SURFACE, WHEREBY SAID VALVE MEANS MAY BE CONNECTED TO AND DISCONNECTED FROM SAID CASING FROM THE WATER SURFACE AND MOVED BETWEEN THE WATER SURFACE AND THE WELL BY SAID HANDLING MEANS WITHOUT DISCONNECTION OF SAID CONNECTION THROUGH SAID FLEXIBLE CONDUIT MEANS BETWEEN SAID VALVE MEANS AND PIPELINE.
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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) | 1968-05-31 | 1968-11-30 | 1969-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-31 | 1972-11-30 | 1973-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-31 | 1976-11-30 | 1977-06-01 | $7700.00 | Window Closed / Lapsed |