Patent US3696899A successfully refreshed from Google Patents.
Patent US3310108A successfully refreshed from Google Patents.
US3310108A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Guiding apparatus for installing well equipment
Assignee: FMC Corp
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Filing: 1963-12-09
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Granted: 1967-03-21
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Expires: 1983-12-09
Abstract
No abstract record available.
Inventors
- 👤 John R Yancey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:48
CPC Classifications
E; E21; E21B; E21B41/00; E21B41/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
IN AN APPARATUS FOR GUIDING WELL EQUIPMENT INTO AN UNDERWATER WELL, A BASE HAVING A PREDETERMINED PLANE AND ADAPTED FOR CONNECTION TO A CASING PROJECTABLE INTO THE WELL HOLE, FLEXIBLE MEANS FOR LOWERING SAID BASE TOWARD THE BOTTOM OF THE BODY OF WATER IN WHICH THE WELL IS LOCATED, SAID FLEXIBLE MEANS DEFINING A GUIDE PATH EXTENDING UPWARDS THROUGH THE WATER FROM SAID BASE AND EARTH ENGAGING MEANS FOR MAINTAINING THE PLANE OF THE BASE IN SUBSTANTIALLY RIGHT-ANGULAR RELATION TO SAID PATH, IRRESPECTIVE OF THE CONTOUR OF SAID BOTTOM, WHEN THE BASE IS SUPPORTED ADJACENT TO SAID BOTTOM.
Claim 2
Dependent Claim
98 words
IN AN APPARATUS FOR GUIDING WELL EQUIPMENT INTO AN UNDERWATER WELL, A BASE HAVING A PREDETERMINED PLANE AND ADAPTED FOR CONNECTION TO A CASING PROJECTABLE INTO THE WELL HOLE, FLEXIBLE MEANS FOR LOWERING SAID BASE TOWARD THE BOTTOM OF THE BODY OF WATER IN WHICH THE WELL IS LOCATED, SAID FLEXIBLE MEANS DEFINING A GUIDE PATH EXTENDING UPWARDS THROUGH THE WATER FROM SAID BASE AND EARTH ENGAGING MEANS FOR MAINTAINING THE PLANE OF THE BASE IN SUBSTANTIALLY RIGHT-ANGULAR RELATION TO SAID PATH, IRRESPECTIVE OF THE CONTOUR OF SAID BOTTOM, WHEN THE BASE IS SUPPORTED ADJACENT TO SAID BOTTOM.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-03-20 | 1970-09-19 | 1971-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-20 | 1974-09-19 | 1975-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-20 | 1978-09-19 | 1979-03-21 | $7700.00 | Window Closed / Lapsed |