US3372715A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bottom loading arm
Assignee: Oil States Industries Inc
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Filing: 1963-10-25
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Granted: 1968-03-12
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Expires: 1983-10-25
Abstract
No abstract record available.
Inventors
- 👤 Albert A Ashton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:19
CPC Classifications
B; B67; B67D; B67D7/00; B67D7/002; F; F16; F16L; F16L39/00; F16L39/04; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/8807
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
213 words
A SYSTEM FOR TRANSFERRING LIQUID COMPRISING, A VEHICULAR TANK, A LIQUID CONDUIT ATTACHED TO AND IN FLUID COMMUNICATION WITH THE LOWER SECTION OF THE TANK, A VAPOR CONDUIT HAVING ITS INLET END IN THE TOP OF SAID TANK AND ITS OUTLET END CONCENTRIC WITH SAID LIQUID CONDUIT, A LOADING ARM HAVING A PAIR OF INNER CONDUITS AND A PAIR OF OUTER CONDUITS, MEANS FOR CONDUCTING LIQUID TO AND VAPORS FROM SAID LOADING ARM, A FIRST ELBOW HAVING TWO PIPES WITH ONE PIPE EXTENDING THROUGH THE WALL OF THE OTHER PIPE, THE ENDS OF SAID ONE PIPE HAVING COMMON CENTRAL AXES WITH THE RESPECTIVE ENDS OF SAID OTHER PIPE, THE ENDS OF SAID PIPES BEING CONCENTRIC AT ONE END OF SAID FIRST ELBOW, FITTINGS SEALINGLY AND ROTATABLY CONNECTING THE NONCONCENTRIC END OF SAID ELBOW PIPES, RESPECTIVELY, TO SAID PAIR OF OUTER CONDUITS, A SECOND ELBOW HAVING AN INNER AND AN OUTER PIPE WITH THE ENDS OF THE PIPES AT EACH END OF THE ELBOW HAVING COMMON CENTRAL AXES, MEANS SEALINGLY AND ROTATABLY CONNECTING THE PIPES AT ONE END OF THE SECOND ELBOW TO THE CONCENTRIC ENDS OF THE PIPES OF THE FIRST ELBOW, AND MEANS SEALINGLY CONNECTING THE PIPES OF THE OTHER END OF THE SECOND ELBOW TO THE SAID VAPOR AND LIQUID CONDUIT.
Claim 2
Independent Claim
213 words
A SYSTEM FOR TRANSFERRING LIQUID COMPRISING, A VEHICULAR TANK, A LIQUID CONDUIT ATTACHED TO AND IN FLUID COMMUNICATION WITH THE LOWER SECTION OF THE TANK, A VAPOR CONDUIT HAVING ITS INLET END IN THE TOP OF SAID TANK AND ITS OUTLET END CONCENTRIC WITH SAID LIQUID CONDUIT, A LOADING ARM HAVING A PAIR OF INNER CONDUITS AND A PAIR OF OUTER CONDUITS, MEANS FOR CONDUCTING LIQUID TO AND VAPORS FROM SAID LOADING ARM, A FIRST ELBOW HAVING TWO PIPES WITH ONE PIPE EXTENDING THROUGH THE WALL OF THE OTHER PIPE, THE ENDS OF SAID ONE PIPE HAVING COMMON CENTRAL AXES WITH THE RESPECTIVE ENDS OF SAID OTHER PIPE, THE ENDS OF SAID PIPES BEING CONCENTRIC AT ONE END OF SAID FIRST ELBOW, FITTINGS SEALINGLY AND ROTATABLY CONNECTING THE NONCONCENTRIC END OF SAID ELBOW PIPES, RESPECTIVELY, TO SAID PAIR OF OUTER CONDUITS, A SECOND ELBOW HAVING AN INNER AND AN OUTER PIPE WITH THE ENDS OF THE PIPES AT EACH END OF THE ELBOW HAVING COMMON CENTRAL AXES, MEANS SEALINGLY AND ROTATABLY CONNECTING THE PIPES AT ONE END OF THE SECOND ELBOW TO THE CONCENTRIC ENDS OF THE PIPES OF THE FIRST ELBOW, AND MEANS SEALINGLY CONNECTING THE PIPES OF THE OTHER END OF THE SECOND ELBOW TO THE SAID VAPOR AND LIQUID CONDUIT.
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) | 1971-03-12 | 1971-09-11 | 1972-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-12 | 1975-09-11 | 1976-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-12 | 1979-09-11 | 1980-03-12 | $7700.00 | Window Closed / Lapsed |