Patent US3126064A successfully refreshed from Google Patents.
US3126064A
Expired / Lapsed
US
⏱️ 0.0 years remaining
miller
Assignee: —
•
Filing: —
•
Granted: 1964-03-24
•
Expires: 1981-03-24
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 05:34
CPC Classifications
E; E21; E21B; E21B25/00; E21B25/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
222 words
A DEVICE CONNECTABLE TO A CORE BARREL FOR CONTROLLING THE MOVEMENT OF SUCH A CORE BARREL IN A DRILL STRING COMPRISING, AN ELONGATED MEMBER OF A LATERAL CONFIGURATION THROUGHOUT THE LENGTH THEREOF TO BE SLIDABLY RECEIVED WITHIN SUCH A DRILL STRING AND HAVING ONE END CONNECTABLE TO A CORE BARREL, SAID ELONGATED MEMBER HAVING AN AXIALLY EXTENDING HOLLOW PORTION WITH AT LEAST ONE OPEN ENDED PASAGEWAY EXTENDING LATERALLY THROUGH THE SIDE THEREOF, SAID PASSAGEWAY BEING SPACED AXIALLY FROM SAID ONE END OF SAID ELONGATED MEMBER, A STEM MEANS SUPPORTED BY SAID ELONGATED MEMBER TO EXTEND AXIALLY WITHIN SAID HOLLOW PORTION AND LATERALLY INWARDLY OF THE INTERNAL SURFACE OF SAID HOLLOW PORTION, VALVE MEANS SUPPORTED BY SAID STEM MEANS WITHIN SAID HOLLOW PORTION WITH THE PERIPHERAL SURFACE THEREOF LOCATED ADJACENT A PORTION OF SAID INTERNAL SURFACE, SAID VALVE MEANS BEING AXIALLY INTERMEDIATE SAID ONE END AND SAID PASSAGEWAY, AT LEAST ONE OF SAID MEANS HAVING MEANS COOPERABLE WITH THE OTHER OF SAID MEANS TO SECURE SAID VALVE MEANS IN ANY ONE OF A PLURALITY OF RELATIVE POSITIONS ON SAID STEM MEANS TO VARY THE OPENING BETWEEN SAID SURFACES, SAID ELONGATED MEMBER HAVING AN OPEN ENDED PASSAGEWAY EXTENDING BETWEEN SAID HOLLOW PORTION AND THE EXTERIOR OF SAID ELONGATED MEMBER, AND SAID LAST MENTIONED PASSAGEWAY BEING SPACED FROM SAID VALVE MEANS TOWARD SAID ONE END.
Claim 2
Independent Claim
222 words
A DEVICE CONNECTABLE TO A CORE BARREL FOR CONTROLLING THE MOVEMENT OF SUCH A CORE BARREL IN A DRILL STRING COMPRISING, AN ELONGATED MEMBER OF A LATERAL CONFIGURATION THROUGHOUT THE LENGTH THEREOF TO BE SLIDABLY RECEIVED WITHIN SUCH A DRILL STRING AND HAVING ONE END CONNECTABLE TO A CORE BARREL, SAID ELONGATED MEMBER HAVING AN AXIALLY EXTENDING HOLLOW PORTION WITH AT LEAST ONE OPEN ENDED PASAGEWAY EXTENDING LATERALLY THROUGH THE SIDE THEREOF, SAID PASSAGEWAY BEING SPACED AXIALLY FROM SAID ONE END OF SAID ELONGATED MEMBER, A STEM MEANS SUPPORTED BY SAID ELONGATED MEMBER TO EXTEND AXIALLY WITHIN SAID HOLLOW PORTION AND LATERALLY INWARDLY OF THE INTERNAL SURFACE OF SAID HOLLOW PORTION, VALVE MEANS SUPPORTED BY SAID STEM MEANS WITHIN SAID HOLLOW PORTION WITH THE PERIPHERAL SURFACE THEREOF LOCATED ADJACENT A PORTION OF SAID INTERNAL SURFACE, SAID VALVE MEANS BEING AXIALLY INTERMEDIATE SAID ONE END AND SAID PASSAGEWAY, AT LEAST ONE OF SAID MEANS HAVING MEANS COOPERABLE WITH THE OTHER OF SAID MEANS TO SECURE SAID VALVE MEANS IN ANY ONE OF A PLURALITY OF RELATIVE POSITIONS ON SAID STEM MEANS TO VARY THE OPENING BETWEEN SAID SURFACES, SAID ELONGATED MEMBER HAVING AN OPEN ENDED PASSAGEWAY EXTENDING BETWEEN SAID HOLLOW PORTION AND THE EXTERIOR OF SAID ELONGATED MEMBER, AND SAID LAST MENTIONED PASSAGEWAY BEING SPACED FROM SAID VALVE MEANS TOWARD SAID ONE END.
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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) | 1967-03-24 | 1967-09-23 | 1968-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-24 | 1971-09-23 | 1972-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-24 | 1975-09-23 | 1976-03-24 | $7700.00 | Window Closed / Lapsed |