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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.:

US 11597834 B1

PDFFull Text
Date of Patent:
Mar. 07, 2023

Filed:

Jan. 21, 2022

Biodegradable polymer microparticle for filler, manufacturing method thereof, freeze-dried body including the same, and filler injection including the same

Applicant:

Ultra V Co., Ltd., Incheon, KR;

Inventors:

Cheong Cheon Lee, Seoul, KR;

Lia Priscilla, Seoul, KR;

Min Seok Kwak, Seoul, KR;

Jung Woo Han, Seoul, KR;

Jung Ryul Ham, Paju-si, KR;

Han Jin Kwon, Seoul, KR;

Assignee:

ULTRA V CO., LTD., Incheon, KR;

Attorney:

Studebaker & Brackett PC

Primary Examiner:

Ileana Popa

Assistant Examiner:

Alissa Prosser

Int. Cl.
CPC ...
C08L 67/02 (2006.01); A61K 8/02 (2006.01); A61L 27/26 (2006.01); C08J 3/09 (2006.01); C08L 1/02 (2006.01);
U.S. Cl.
CPC ...
C08L 67/025 (2013.01); A61K 8/0245 (2013.01); A61L 27/26 (2013.01); C08J 3/092 (2013.01); C08J 3/093 (2013.01); C08L 1/02 (2013.01); A61K 2800/412 (2013.01); A61K 2800/60 (2013.01); C08L 2201/06 (2013.01); C08L 2207/53 (2013.01);
Abstract

Disclosed herein are a biodegradable polymer microparticle for a filler comprising a core and a shell, wherein the core contains secondary particles including aggregates of a plurality of primary particles, the shell has a raspberry shaped structure, an average particle diameter (D) of the biodegradable polymer microparticle ranges from 20 to 200 μm, a manufacturing method thereof, a freeze-dried body including the same, and filler injection including the same.

Find Patent Forward Citations

Lee, Cheong. (2023). Biodegradable polymer microparticle for filler, manufacturing method thereof, freeze-dried body including the same, and filler injection including the same (U.S. Patent No. 11597834). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11597834

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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