The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 19, 1994

Filed:

Nov. 24, 1992
Applicant:
Inventors:

Gary M Steuart, Northfield, MN (US);

M Conrad Huffstutler, Jr, Lago Vista, TX (US);

Assignee:

Other;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A01N / ; A01N / ; A61K / ; A61K / ;
U.S. Cl.
CPC ...
424405 ; 424 43 ; 424 44 ; 424 45 ; 424450 ; 424 47 ; 4241951 ; 424401 ; 424D / ; 514937 ; 514965 ; 436829 ;
Abstract

Processes for polyphase fluid extraction of concentrated, active therapeutic components from parts of plants identified taxonomically as Symphytum, Taxus and Aloe species are described. The resulting products-by-processes are defined as Concentrated Fluid Plant Extracts (CFPE) of the respective plant types, where P can be S, T or A. The preparation process for CFPE includes multiple/sequential stages of diffusional transfer of the active constituents into liquid and/or vapor extraction phases under contact conditions of forced convection at controlled temperature and pressure. Therapeutic formulations based on CFPE including emulsions, aerosols, liposomes and controlled-release devices are presented. Treatment methods for a variety of skin conditions and complications of specific diseases are indicated.


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