US3363704A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Directional drilling tool
Assignee: WHIPSTOCK Inc
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Filing: 1966-03-24
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Granted: 1968-01-16
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Expires: 1986-03-24
Abstract
No abstract record available.
Inventors
- 👤 Ralph J Farris
- 👤 James M Taylor
- 👤 Eddy W Garrett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 18:49
CPC Classifications
E; E21; E21B; E21B7/00; E21B7/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
213 words
A DIRECTIONAL DRILLING TOOL FOR USE IN ROTARY DRILLING OF WELLS COMPRISING A TUBULAR BODY WITH MEANS FOR CONNECTING IT IN A DRILLING STRING; MEANS INCLUDING TWO PARTS MOUNTED ON THE BODY AT SUBSTANTIALLY THE SAME LEVEL ALONG ITS LONGITUDINAL AXIS FOR SUBSTANTIALLY RADIAL MOVEMENT RELATIVE THERETO AND SPACED CIRCUMFERENTIALLY ABOUT THE BODY SO THAT THE PATHS OF MOVEMENT OF THE PARTS ARE ANGULARLY DISPOSED RELATIVE TO THE BODY, SAID MEANS RELATING THE MOVEMENTS OF THE PARTS TO EACH OTHER SO THAT INWARD MOVEMENT OF THE PART IMPARTS OUTWARD MOVEMENT OF THE OTHER PART RELATIVE TO THE LONGITUDINAL AXIS OF THE BODY; EACH OF THE PARTS HAVING A SURFACE FOR ENGAGING THE WALL OF A BORE HOLE; MEANS LIMITING THE MOVEMENT OF ONE OF SAID PARTS OUTWARDLY FROM THE LONGITUDINAL AXIS OF THE BODY RELATIVE TO THE MAXIMUM OUTWARD MOVEMENT OF THE OTHER OF SAID PARTS TO PROVIDE FOR THE WALL ENGAGING SURFACE OF ONE OF SAID PARTS TO MOVE SOMEWHAT OUTWARDLY FROM THE PERIPHERY OF THE BODY WHEN THE SECOND OF SAID PARTS IS IN ITS INNERMOST POSITION AND THE SECOND OF SAID PARTS TO MOVE A GREATER DISTANCE OUTWARDLY FROM SAID AXIS OF THE BODY WHEN THE FIRST OF SAID PARTS IS IN ITS INNERMOST POSITION RELATIVE TO SAID BODY AXIS.
Claim 2
Dependent Claim
213 words
A DIRECTIONAL DRILLING TOOL FOR USE IN ROTARY DRILLING OF WELLS COMPRISING A TUBULAR BODY WITH MEANS FOR CONNECTING IT IN A DRILLING STRING; MEANS INCLUDING TWO PARTS MOUNTED ON THE BODY AT SUBSTANTIALLY THE SAME LEVEL ALONG ITS LONGITUDINAL AXIS FOR SUBSTANTIALLY RADIAL MOVEMENT RELATIVE THERETO AND SPACED CIRCUMFERENTIALLY ABOUT THE BODY SO THAT THE PATHS OF MOVEMENT OF THE PARTS ARE ANGULARLY DISPOSED RELATIVE TO THE BODY, SAID MEANS RELATING THE MOVEMENTS OF THE PARTS TO EACH OTHER SO THAT INWARD MOVEMENT OF THE PART IMPARTS OUTWARD MOVEMENT OF THE OTHER PART RELATIVE TO THE LONGITUDINAL AXIS OF THE BODY; EACH OF THE PARTS HAVING A SURFACE FOR ENGAGING THE WALL OF A BORE HOLE; MEANS LIMITING THE MOVEMENT OF ONE OF SAID PARTS OUTWARDLY FROM THE LONGITUDINAL AXIS OF THE BODY RELATIVE TO THE MAXIMUM OUTWARD MOVEMENT OF THE OTHER OF SAID PARTS TO PROVIDE FOR THE WALL ENGAGING SURFACE OF ONE OF SAID PARTS TO MOVE SOMEWHAT OUTWARDLY FROM THE PERIPHERY OF THE BODY WHEN THE SECOND OF SAID PARTS IS IN ITS INNERMOST POSITION AND THE SECOND OF SAID PARTS TO MOVE A GREATER DISTANCE OUTWARDLY FROM SAID AXIS OF THE BODY WHEN THE FIRST OF SAID PARTS IS IN ITS INNERMOST POSITION RELATIVE TO SAID BODY AXIS.
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) | 1971-01-15 | 1971-07-17 | 1972-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-15 | 1975-07-17 | 1976-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-15 | 1979-07-17 | 1980-01-16 | $7700.00 | Window Closed / Lapsed |