US3082831A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combined wash-over and well tubing retriever apparatus
Assignee: WASH OVERSHOT AND SPEAR ENGINEERS Inc
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Filing: 1960-03-23
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Granted: 1963-03-26
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Expires: 1980-03-23
Abstract
No abstract record available.
Inventors
- 👤 Sr Franklin L Le Bus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 07:56
CPC Classifications
E; E21; E21B; E21B23/00; E21B23/004; E21B23/006; E21B31/00; E21B31/107; E21B31/12; E21B31/16; E21B31/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
213 words
IN COMBINATION WITH A WASH-OVER PIPE HAVING A REAMER CARRIED THEREBY, A RETRIEVING TOOL FOR RECOVERING A STUCK FISH, COMPRISING AN OUTER SLEEVE INTERPOSED IN THE WASH-OVER PIPE, AN INNER BODY TELESCOPICALLY DISPOSED WITHIN THE SLEEVE, MEANS PROVIDED ON THE INNER BODY FOR ENGAGING THE STUCK FISH, A PLURALITY OF MALE LUGS PROVIDED ON THE INNER PERIPHERY OF THE SLEEVE, A PLURALITY OF CIRCUMFERENTIALLY SPACED UPRIGHT J-SLOTS PROVIDED ON THE OUTER PERIPHERY OF THE INNER BODY, EACH OF SAID J-SLOTS HAVING ONE END THEREOF OPEN FOR RECEIVING A LUG THEREIN UPON A DOWNWARD MOVEMENT OF THE WASH-OVER PIPE RELATIVE TO THE INNER BODY, A PLURALITY OF CIRCUMFERENTIALLY SPACED INVERTED J-SLOTS PROVIDED ON THE OUTER PERIPHERY OF THE INNER BODY, A PLURALITY OF PASSAGEWAYS PROVIDED ON THE INNER BODY AND EXTENDING BETWEEN THE SHORT LEGS OF THE UPRIGHT J-SLOTS AND THE LONG LEGS OF THE INVERTED J-SLOTS, THE SHORT LEG OF THE INVERTED J-SLOTS RECEIVING THE LUGS THEREIN IN ONE POSITION BETWEEN THE INNER BODY AND SLEEVE FOR LOCKING THE INNER BODY FOR SIMULTANEOUS VERTICAL MOVEMENT WITH THE WASH-OVER PIPE, THE INVERTED J-SLOTS HAVING ONE END THEREOF OPEN FOR RELEASING THE LUGS FROM ENGAGEMENT WITH THE UPRIGHT J-SLOTS UPON A COMBINED DOWNWARD MOVEMENT AND RIGHT HAND ROTATION OF THE WASH-OVER PIPE WHEN SAID LUGS
Claim 2
Dependent Claim
213 words
IN COMBINATION WITH A WASH-OVER PIPE HAVING A REAMER CARRIED THEREBY, A RETRIEVING TOOL FOR RECOVERING A STUCK FISH, COMPRISING AN OUTER SLEEVE INTERPOSED IN THE WASH-OVER PIPE, AN INNER BODY TELESCOPICALLY DISPOSED WITHIN THE SLEEVE, MEANS PROVIDED ON THE INNER BODY FOR ENGAGING THE STUCK FISH, A PLURALITY OF MALE LUGS PROVIDED ON THE INNER PERIPHERY OF THE SLEEVE, A PLURALITY OF CIRCUMFERENTIALLY SPACED UPRIGHT J-SLOTS PROVIDED ON THE OUTER PERIPHERY OF THE INNER BODY, EACH OF SAID J-SLOTS HAVING ONE END THEREOF OPEN FOR RECEIVING A LUG THEREIN UPON A DOWNWARD MOVEMENT OF THE WASH-OVER PIPE RELATIVE TO THE INNER BODY, A PLURALITY OF CIRCUMFERENTIALLY SPACED INVERTED J-SLOTS PROVIDED ON THE OUTER PERIPHERY OF THE INNER BODY, A PLURALITY OF PASSAGEWAYS PROVIDED ON THE INNER BODY AND EXTENDING BETWEEN THE SHORT LEGS OF THE UPRIGHT J-SLOTS AND THE LONG LEGS OF THE INVERTED J-SLOTS, THE SHORT LEG OF THE INVERTED J-SLOTS RECEIVING THE LUGS THEREIN IN ONE POSITION BETWEEN THE INNER BODY AND SLEEVE FOR LOCKING THE INNER BODY FOR SIMULTANEOUS VERTICAL MOVEMENT WITH THE WASH-OVER PIPE, THE INVERTED J-SLOTS HAVING ONE END THEREOF OPEN FOR RELEASING THE LUGS FROM ENGAGEMENT WITH THE UPRIGHT J-SLOTS UPON A COMBINED DOWNWARD MOVEMENT AND RIGHT HAND ROTATION OF THE WASH-OVER PIPE WHEN SAID LUGS
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) | 1966-03-25 | 1966-09-24 | 1967-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-25 | 1970-09-24 | 1971-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-25 | 1974-09-24 | 1975-03-26 | $7700.00 | Window Closed / Lapsed |