US3094168A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Retrievable parallel string well packer
Assignee: Baker Hughes Oilfield Operations LLC
•
Filing: 1959-08-03
•
Granted: 1963-06-18
•
Expires: 1979-08-03
Abstract
No abstract record available.
Inventors
- 👤 William D Myers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 05:51
CPC Classifications
E; E21; E21B; E21B33/00; E21B33/10; E21B33/12; E21B33/122
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
72 words
IN A WELL TOOL ADAPTED TO BE DISPOSED IN A WELL BORE: GENERALLY PARALLEL TUBULAR BODY MEMBERS; AN EXPANDER ON SAID BODY MEMBERS; SLIP MEANS ENGAGEABLE WITH AND MOVABLE WITH RESPECT TO SAID EXPANDER TO BE EXPANDED LATERALLY OUTWARDLY UPON RELATIVE MOVEMENT BETWEEN SAID EXPANDER AND SLIP MEANS IN ONE DIRECTION; AND CO-ENGAGEABLE, RELEASABLE AND REENGAGEABLE LATCH MEANS ON SAID SLIP MEANS AND ONE OF SAID BODY MEMBERS FOR PREVENTING SUCH RELA-
Claim 2
Dependent Claim
72 words
IN A WELL TOOL ADAPTED TO BE DISPOSED IN A WELL BORE: GENERALLY PARALLEL TUBULAR BODY MEMBERS; AN EXPANDER ON SAID BODY MEMBERS; SLIP MEANS ENGAGEABLE WITH AND MOVABLE WITH RESPECT TO SAID EXPANDER TO BE EXPANDED LATERALLY OUTWARDLY UPON RELATIVE MOVEMENT BETWEEN SAID EXPANDER AND SLIP MEANS IN ONE DIRECTION; AND CO-ENGAGEABLE, RELEASABLE AND REENGAGEABLE LATCH MEANS ON SAID SLIP MEANS AND ONE OF SAID BODY MEMBERS FOR PREVENTING SUCH RELA-
References Cited (Backward Citations)
US1035850A
Cited
US2121050A
Cited
US2577068A
Cited
US2765853A
Cited
US2902093A
Cited
US2903066A
Cited
US2791277A
Cited
US2950761A
Cited
US2966216A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-06-17 | 1966-12-17 | 1967-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-17 | 1970-12-17 | 1971-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-17 | 1974-12-17 | 1975-06-18 | $7700.00 | Window Closed / Lapsed |