Patent US3138931A successfully refreshed from Google Patents.
US3138931A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drilling barge with pump support
Assignee: Universal Drilling Co Inc
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Filing: 1960-08-25
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Granted: 1964-06-30
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Expires: 1980-08-25
Abstract
No abstract record available.
Inventors
- 👤 Jr Emile J Brinkmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:53
CPC Classifications
E; E02; E02B; E02B17/00; E02B17/02; E02B17/021; E02B2017/0056
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
171 words
IN COMBINATION WITH AN OFF-SHORE DRILLING BARGE OF THE TYPE INCLUDING A HULL AND HAVING LIFTING MEANS FOR ELEVATING THE BARGE ABOVE THE WATER, A VERTICALLY EXTENDING FRAMEWORK EXTENDING FROM THE HULL OF THE BARGE TO BELOW THE WATER LEVEL WHEN THE BARGE IS ELEVATED ABOVE SAID WATER LEVEL, SAID FRAMEWORK INCLUDING A VERTICALLY EXTENDING PAIR OF RAILS RIGIDLY CONNECTED IN SIDE-BY-SIDE RELATION IN AN OPEN CROSS-BRACED CONSTRUCTION, MEANS SECURING AND SUPPORTING SAID FRAMEWORK SOLELY BY ITS UPPER END IN DEPENDING RELATION AND RIGIDLY TO THE SIDE OF A BARGE, AT LEAST ONE OF SAID RAILS EXTENDING FROM SAID BARGE HULL AND BEING HOLLOW AND COMPRISING A PUMP TUBING WITH ITS LOWER END HAVING A PUMP INTAKE OPENING BELOW SAID WATER LEVEL, A PUMP DISPOSED IN SAID HOLLOW RAIL AND HAVING ITS INLET POSITIONED BELOW THE LEVEL OF THE WATER IN WHICH SAID RAILS ARE IMMERSED, A PUMP DRIVE SHAFT IN SAID HOLLOW RAIL, OPERATING MEANS MOUNTED UPON SAID HOLLOW RAIL AT THE UPPER END THEREOF AND CONNECTED TO SAID SHAFT.
Claim 2
Dependent Claim
171 words
IN COMBINATION WITH AN OFF-SHORE DRILLING BARGE OF THE TYPE INCLUDING A HULL AND HAVING LIFTING MEANS FOR ELEVATING THE BARGE ABOVE THE WATER, A VERTICALLY EXTENDING FRAMEWORK EXTENDING FROM THE HULL OF THE BARGE TO BELOW THE WATER LEVEL WHEN THE BARGE IS ELEVATED ABOVE SAID WATER LEVEL, SAID FRAMEWORK INCLUDING A VERTICALLY EXTENDING PAIR OF RAILS RIGIDLY CONNECTED IN SIDE-BY-SIDE RELATION IN AN OPEN CROSS-BRACED CONSTRUCTION, MEANS SECURING AND SUPPORTING SAID FRAMEWORK SOLELY BY ITS UPPER END IN DEPENDING RELATION AND RIGIDLY TO THE SIDE OF A BARGE, AT LEAST ONE OF SAID RAILS EXTENDING FROM SAID BARGE HULL AND BEING HOLLOW AND COMPRISING A PUMP TUBING WITH ITS LOWER END HAVING A PUMP INTAKE OPENING BELOW SAID WATER LEVEL, A PUMP DISPOSED IN SAID HOLLOW RAIL AND HAVING ITS INLET POSITIONED BELOW THE LEVEL OF THE WATER IN WHICH SAID RAILS ARE IMMERSED, A PUMP DRIVE SHAFT IN SAID HOLLOW RAIL, OPERATING MEANS MOUNTED UPON SAID HOLLOW RAIL AT THE UPPER END THEREOF AND CONNECTED TO SAID SHAFT.
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) | 1967-06-30 | 1967-12-30 | 1968-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-30 | 1971-12-30 | 1972-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-30 | 1975-12-30 | 1976-06-30 | $7700.00 | Window Closed / Lapsed |