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.
Patent No.:
Date of Patent:
Aug. 23, 2022
Filed:
Nov. 26, 2018
Crystalmorphix Technologies Pvt. Ltd, Hyberbad, IN;
Vamsee Krishna Muppidi, Hyderabad, IN;
Satyanarayana Chinta, Hyderabad, IN;
Crystalmorphix Technologies Pvt. LTD, Hyderabad, IN;
Abstract
The present invention relates to an improved process for the separation of gallated epicatechins (EGCG & ECG) from green tea extract or green tea dust. The present invention specifically relates to an improved process for the separation of gallated epicatechins (EGCG & ECG) from green tea extract or green tea dust by forming hydrated gallated epicatechins (EGCG & ECG)-isonicotinic acid complex using isonicotinic acid as acid, organic solvents for liberating gallated epicatechins. The present invention more specifically relates to the process for the separation of gallated epicatechins (EGCG & ECG) from green tea extract or green tea dust, wherein processes comprises steps of dissolving, concentrating by centrifugation, adding, precipitating, filtering, slurrying, removing supernatant liquid, washing, extracting and freeze drying. The present invention also relates to hydrated gallated epicatechins (EGCG & ECG)-isonicotinic acid complex.