US3095039A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Whipstock and anchoring mechanism therefor
Assignee: Bowen Itco Inc
•
Filing: 1960-10-07
•
Granted: 1963-06-25
•
Expires: 1980-10-07
Abstract
No abstract record available.
Inventors
- 👤 Robert B Kinzbach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:08
CPC Classifications
E; E21; E21B; E21B7/00; E21B7/04; E21B7/06; E21B7/061
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
122 words
IN A WHIPSTOCK FOR USE IN A WELL HAVING UPPER AND LOWER VERTICALLY SPACED WELL PIPE SECTIONS THEREIN, A CYLINDRICAL BODY ADAPTED TO BE LOWERED INTO THE WELL PIPE, A SLIP MOVABLY MOUNTED ON THE BODY FOR LONGITUDINAL MOVEMENT RELATIVE THERETO, MEANS ON THE SLIP AND BODY POSITIONED FOR COACTION TO MOVE THE SLIP TO A POSITION IN WEDGING ENGAGEMENT WITH THE BODY AND PIPE TO ANCHOR THE BODY AGAINST LONGITUDINAL MOVEMENT IN THE PIPE UPON DOWNWARD MOVEMENT OF THE BODY RELATIVE TO THE SLIP, MEANS MOVABLY CONNECTED TO THE SLIP FOR MOVEMENT INTO AND OUT OF A POSITION FOR ENGAGEMENT WITH THE UPPER END OF THE LOWER SECTION OF THE WELL PIPE TO HOLD THE SLIP AGAINST DOWNWARD MOVEMENT, YIELDABLE MEANS
Claim 2
Dependent Claim
122 words
IN A WHIPSTOCK FOR USE IN A WELL HAVING UPPER AND LOWER VERTICALLY SPACED WELL PIPE SECTIONS THEREIN, A CYLINDRICAL BODY ADAPTED TO BE LOWERED INTO THE WELL PIPE, A SLIP MOVABLY MOUNTED ON THE BODY FOR LONGITUDINAL MOVEMENT RELATIVE THERETO, MEANS ON THE SLIP AND BODY POSITIONED FOR COACTION TO MOVE THE SLIP TO A POSITION IN WEDGING ENGAGEMENT WITH THE BODY AND PIPE TO ANCHOR THE BODY AGAINST LONGITUDINAL MOVEMENT IN THE PIPE UPON DOWNWARD MOVEMENT OF THE BODY RELATIVE TO THE SLIP, MEANS MOVABLY CONNECTED TO THE SLIP FOR MOVEMENT INTO AND OUT OF A POSITION FOR ENGAGEMENT WITH THE UPPER END OF THE LOWER SECTION OF THE WELL PIPE TO HOLD THE SLIP AGAINST DOWNWARD MOVEMENT, YIELDABLE MEANS
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) | 1966-06-24 | 1966-12-24 | 1967-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-24 | 1970-12-24 | 1971-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-24 | 1974-12-24 | 1975-06-25 | $7700.00 | Window Closed / Lapsed |