US3073392A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Well apparatus
Assignee: US Industries Inc
•
Filing: 1960-03-08
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Granted: 1963-01-15
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Expires: 1980-03-08
Abstract
No abstract record available.
Inventors
- 👤 Robert W Dinning
- 👤 Clifford M Peters
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:12
CPC Classifications
E; E21; E21B; E21B34/00; E21B34/06; E21B34/14; Y; Y10; Y10T; Y10T137/00; Y10T137/5109; Y10T137/5196
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
184 words
IN AN APPARATUS INCLUDING A CONDUIT ADAPTED TO BE POSITIONED IN A WELL BORE, A SLEEVE-LIKE MEMBER IN THE CONDUIT AND SHIFTABLE AXIALLY THEREIN FROM ONE POSITION TO ANOTHER, A LATCH PART FIXED ON THE INTERIOR OF THE CONDUIT; AND A TOOL FOR SHIFTING SAID MEMBER AND FOR INDICATING WHEN THE MEMBER HAS BEEN SHIFTED TO ONE OF SAID POSITIONS INCLUDING A BODY, MEANS CARRIED BY THE BODY FOR RELEASABLY ENGAGING SAID MEMBER TO SHIFT THE SAME TOWARD SAID ONE POSITION WHEN THE BODY IS MOVED IN THE DIRECTION OF SAID ONE POSITION, A LOCATOR CARRIED BY THE BODY FOR MOVEMENT LATERALLY OF THE BODY BETWEEN EXTENDED AND RETRACTED POSITIONS, SAID LOCATOR HAVING A LATCH PART ENGAGEABLE WITH SAID CONDUIT LATCH PART WHEN IN EXTENDED POSITION AND BEING BIASED TOWARD SUCH POSITION SO THAT AS THE BODY IS MOVED THROUGH THE CONDUIT WITH THE SLEEVE-LIKE MEMBER IN OTHER THAN SAID ONE POSITION, THE LATCH PARTS ENGAGE TO LIMIT FURTHER MOVEMENT OF THE BODY THROUGH THE CONDUIT IN A DIRECTION OPPOSITE TO SAID ONE POSITION, SAID LOCATOR ALSO HAVING A CAM PORTION ENGAGEABLE WITH THE
Claim 2
Dependent Claim
184 words
IN AN APPARATUS INCLUDING A CONDUIT ADAPTED TO BE POSITIONED IN A WELL BORE, A SLEEVE-LIKE MEMBER IN THE CONDUIT AND SHIFTABLE AXIALLY THEREIN FROM ONE POSITION TO ANOTHER, A LATCH PART FIXED ON THE INTERIOR OF THE CONDUIT; AND A TOOL FOR SHIFTING SAID MEMBER AND FOR INDICATING WHEN THE MEMBER HAS BEEN SHIFTED TO ONE OF SAID POSITIONS INCLUDING A BODY, MEANS CARRIED BY THE BODY FOR RELEASABLY ENGAGING SAID MEMBER TO SHIFT THE SAME TOWARD SAID ONE POSITION WHEN THE BODY IS MOVED IN THE DIRECTION OF SAID ONE POSITION, A LOCATOR CARRIED BY THE BODY FOR MOVEMENT LATERALLY OF THE BODY BETWEEN EXTENDED AND RETRACTED POSITIONS, SAID LOCATOR HAVING A LATCH PART ENGAGEABLE WITH SAID CONDUIT LATCH PART WHEN IN EXTENDED POSITION AND BEING BIASED TOWARD SUCH POSITION SO THAT AS THE BODY IS MOVED THROUGH THE CONDUIT WITH THE SLEEVE-LIKE MEMBER IN OTHER THAN SAID ONE POSITION, THE LATCH PARTS ENGAGE TO LIMIT FURTHER MOVEMENT OF THE BODY THROUGH THE CONDUIT IN A DIRECTION OPPOSITE TO SAID ONE POSITION, SAID LOCATOR ALSO HAVING A CAM PORTION ENGAGEABLE WITH THE
References Cited (Backward Citations)
US2606616A
Cited
US2901045A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-14 | 1966-07-16 | 1967-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-14 | 1970-07-16 | 1971-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-14 | 1974-07-16 | 1975-01-15 | $7700.00 | Window Closed / Lapsed |