Method of extracting caffeic acid and rosemarinic acid from rosemary

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12251412
APP PUB NO 20220143120A1
SERIAL NO

17599247

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Abstract

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The present disclosure relates to a method for extracting caffeic acid and rosmarinic acid from Rosmarinus officinalis L., and more particularly, to a method for extracting caffeic acid and rosmarinic acid from Rosmarinus officinalis L., the method comprising the steps of: (S1) preparing an extraction apparatus including an extractor for passing a solution contained in a main body unit through a filtration membrane to obtain a filtered solution, and dropping the filtered solution to the lower outside through a dropping unit connected to a lower portion of the main body unit, and a receiver located in the lower part of the extractor to collect the filtered solution that is dropped from the dropping unit; (S2) putting dried Rosmarinus officinalis L. into the main body unit, and adding a solvent to the main body unit to immerse the dried Rosmarinus officinalis L. at room temperature; and (S3) dropping a solution in which the dried Rosmarinus officinalis L. has been immersed from the dropping unit to the receiver.

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Patent Owner(s)

  • UCL CO. LTD.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kim, Jeong Mi Jeju-si, KR 9 1
Kim, Min Jeong Jeju-si, KR 63 238
Lee, Ji Won Seoul, KR 161 372
Moon, Ji Young Jeju-si, KR 17 56
Moon, Mi So Jeju-si, KR 1 0
Park, Byoung Kwon Incheon, KR 10 25
Park, Jin Oh Seoul, KR 19 6

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