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US3093269A Expired / Lapsed US ⏱️ 0.0 years remaining

Dispensing means having liquid storage tank and liquid removal means

Assignee: Conch International Methane Ltd
•
Filing: 1961-01-23
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Granted: 1963-06-11
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Expires: 1981-01-23
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Abstract

No abstract record available.

Inventors

  • 👤 Elmer S Messer

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 11:41
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/60; F04D29/605; F04D29/606; F04D29/607

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 171 words
A DISPENSING MEANS FOR REMOVAL OF LIQUID FROM A DEEP WELL TANK COMPRISING THE COMBINATION OF A TANK HAVING TOP, BOTTOM AND SIDE WALLS FORMED OF A FLUID AND VAPOR IMPERVIOUS MATERIAL, AN OUTER SHELL WHICH IS OPEN AT THE TOP AND BOTTOM FORMED WITH VERTICALLY DISPOSED SIDE WALLS HAVING AN OUTLET PORT THEREIN, MEANS FIXING THE OUTER SHELL WITHIN THE TANK ADJACENT THE BOTTOM SIDE THEREOF, AN INNER SHELL SHAPED TO CORRESPOND TO THE OUTER SHELL AND DEFINED BY CONTINOUS VERTICALLY DISPOSED SIDE WALLS SPACED INWARDLY A SHORT DISTANCE FROM THE VERTICALLY DISPOSED SIDE WALLS OF THE OUTER SHELL TO DEFINE A CONTINUOUS ENCLOSED SPACE THEREBETWEEN AND HAVING AN OUTLET PORT IN THE SIDE WALL OF THE INNER SHELL, MEANS ABOVE AND BELOW SAID PORTS SEALING THE SPACE BETWEEN THE INNER AND OUTER SHELLS TO DEFINE A SEALED SPACE THEREBETWEEN IN COMMUNICATION WITH SAID PORTS, A PUMP MEANS INDEPENDENT OF SAID SHELLS HAVING AN INLET AND AN OUTLET, A DRIVING MOTOR OPERATIVELY CONNECTED TO SAID PUMP MEANS FOR OPERATION THEREOF,
Claim 2
Dependent Claim 171 words
A DISPENSING MEANS FOR REMOVAL OF LIQUID FROM A DEEP WELL TANK COMPRISING THE COMBINATION OF A TANK HAVING TOP, BOTTOM AND SIDE WALLS FORMED OF A FLUID AND VAPOR IMPERVIOUS MATERIAL, AN OUTER SHELL WHICH IS OPEN AT THE TOP AND BOTTOM FORMED WITH VERTICALLY DISPOSED SIDE WALLS HAVING AN OUTLET PORT THEREIN, MEANS FIXING THE OUTER SHELL WITHIN THE TANK ADJACENT THE BOTTOM SIDE THEREOF, AN INNER SHELL SHAPED TO CORRESPOND TO THE OUTER SHELL AND DEFINED BY CONTINOUS VERTICALLY DISPOSED SIDE WALLS SPACED INWARDLY A SHORT DISTANCE FROM THE VERTICALLY DISPOSED SIDE WALLS OF THE OUTER SHELL TO DEFINE A CONTINUOUS ENCLOSED SPACE THEREBETWEEN AND HAVING AN OUTLET PORT IN THE SIDE WALL OF THE INNER SHELL, MEANS ABOVE AND BELOW SAID PORTS SEALING THE SPACE BETWEEN THE INNER AND OUTER SHELLS TO DEFINE A SEALED SPACE THEREBETWEEN IN COMMUNICATION WITH SAID PORTS, A PUMP MEANS INDEPENDENT OF SAID SHELLS HAVING AN INLET AND AN OUTLET, A DRIVING MOTOR OPERATIVELY CONNECTED TO SAID PUMP MEANS FOR OPERATION THEREOF,

References Cited (Backward Citations)

US1374116A Cited
GB577164A Cited
GB608121A Cited
US2721677A Cited
US2865539A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-06-10 1966-12-10 1967-06-11 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-06-10 1970-12-10 1971-06-11 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-06-10 1974-12-10 1975-06-11 $7700.00 Window Closed / Lapsed

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