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US3131175A Expired / Lapsed US ⏱️ 0.0 years remaining

Process of preparing licorice root extract

Assignee: Chemicals and Phosphates Ltd
•
Filing: 1961-06-07
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Granted: 1964-04-28
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Expires: 1981-06-07
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Abstract

No abstract record available.

Inventors

  • 👤 Samuel I Kalkstein

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 19:39
CPC Classifications
A; A61; A61K; A61K36/00; A61K36/18; A61K36/185; A61K36/48; A61K36/484

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 169 words
THE PROCESS OF PREPARING AN AQUEOUS SOLUTION OF LICORICE EXTRACT FROM GROUND LICORICE ROOT FIBER AND WATER WHEREBY THE ALBUMINOID PROTEIN COMPONENT OF LICORICE ROOT IS DENATURED AND PRECIPITATED WITHIN THE ROOT, THE STEPS COMPRISING BRINGING THE GROUND LICORICE ROOT FIBER AND WATER TOGETHER SO THAT THE INITIAL CONTACT OF THE ROOT WITH THE WATER OCCURS AT A TEMPERATURE IN EXCESS OF 166*F. AND UNDER A PRESSURE NOT GREATER THAN 40 P.S.I. MAINTAINING THE MIXTURE OF LICORICE ROOT FIBER AND WATER AT A TEMPERATURE IN EXCESS OF 166*F. AND UNDER A PRESSURE NOT GREATER THAN 40 P.S.I. FOR A PERIOD OF TIME SUFFICIENT TO INSURE THAT THE ENTIRE MASS OF DISPERSED ROOT FIBER IN THE WATER IS RAISED ABOVE THE CRITICAL DENATURING TEMPERATURE BEFORE THE PROTEIN COMPONENT CAN BE REMOVED FROM THE ROOT FIBER AS PART OF THE AQUEOUS SOLUTION, AND SEPARATING THE AQUEOUS SOLUTION OF LICORICE EXTRACT FROM THE LICORICE ROOT RESIDUE BY CLARIFICATION OF THE MIXTURE, THE PRECIPITATED PROTEIN REMAINING, DISPERSED AND HELD IN THE ROOT RESIDUE.
Claim 2
Dependent Claim 169 words
THE PROCESS OF PREPARING AN AQUEOUS SOLUTION OF LICORICE EXTRACT FROM GROUND LICORICE ROOT FIBER AND WATER WHEREBY THE ALBUMINOID PROTEIN COMPONENT OF LICORICE ROOT IS DENATURED AND PRECIPITATED WITHIN THE ROOT, THE STEPS COMPRISING BRINGING THE GROUND LICORICE ROOT FIBER AND WATER TOGETHER SO THAT THE INITIAL CONTACT OF THE ROOT WITH THE WATER OCCURS AT A TEMPERATURE IN EXCESS OF 166*F. AND UNDER A PRESSURE NOT GREATER THAN 40 P.S.I. MAINTAINING THE MIXTURE OF LICORICE ROOT FIBER AND WATER AT A TEMPERATURE IN EXCESS OF 166*F. AND UNDER A PRESSURE NOT GREATER THAN 40 P.S.I. FOR A PERIOD OF TIME SUFFICIENT TO INSURE THAT THE ENTIRE MASS OF DISPERSED ROOT FIBER IN THE WATER IS RAISED ABOVE THE CRITICAL DENATURING TEMPERATURE BEFORE THE PROTEIN COMPONENT CAN BE REMOVED FROM THE ROOT FIBER AS PART OF THE AQUEOUS SOLUTION, AND SEPARATING THE AQUEOUS SOLUTION OF LICORICE EXTRACT FROM THE LICORICE ROOT RESIDUE BY CLARIFICATION OF THE MIXTURE, THE PRECIPITATED PROTEIN REMAINING, DISPERSED AND HELD IN THE ROOT RESIDUE.

References Cited (Backward Citations)

No citation records indexed.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1967-04-28 1967-10-28 1968-04-28 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1971-04-28 1971-10-28 1972-04-28 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1975-04-28 1975-10-28 1976-04-28 $7700.00 Window Closed / Lapsed

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