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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 12403107 B1

PDFFull Text
Date of Patent:
Sep. 02, 2025

Filed:

Apr. 15, 2020

Lipid pharmaceutical preparation and application thereof

Applicant:

Huzhou Innovation Pharmaceutical Co., Ltd., Zhejiang, CN;

Inventors:

Jie Zhang, Zhejiang, CN;

Peike Tang, Zhejiang, CN;

Assignee:

HUZHOU INNOVATION PHARMACEUTICAL CO., LTD., Zhejiang, CN;

Attorneys:

Houston Beshining Law Office PLLC

Liangang Ye

Primary Examiner:

Sin J Lee

Int. Cl.
CPC ...
A61K 31/167 (2006.01); A61K 9/00 (2006.01); A61K 9/06 (2006.01); A61K 31/155 (2006.01); A61K 31/245 (2006.01); A61K 31/381 (2006.01); A61K 31/445 (2006.01); A61K 31/47 (2006.01); A61K 45/00 (2006.01); A61K 45/06 (2006.01); A61K 47/24 (2006.01); A61K 47/28 (2006.01); A61K 47/36 (2006.01); A61K 47/44 (2017.01); A61P 23/02 (2006.01); A61P 29/00 (2006.01); A61P 31/02 (2006.01); A61P 31/04 (2006.01);
U.S. Cl.
CPC ...
A61K 31/167 (2013.01); A61K 9/0014 (2013.01); A61K 9/06 (2013.01); A61K 31/155 (2013.01); A61K 31/245 (2013.01); A61K 31/381 (2013.01); A61K 31/445 (2013.01); A61K 31/47 (2013.01); A61K 45/00 (2013.01); A61K 45/06 (2013.01); A61K 47/24 (2013.01); A61K 47/28 (2013.01); A61K 47/36 (2013.01); A61K 47/44 (2013.01); A61P 23/02 (2018.01); A61P 29/00 (2018.01); A61P 31/02 (2018.01); A61P 31/04 (2018.01);
Abstract

A lipid pharmaceutical preparation and application thereof. The lipid pharmaceutical preparation comprises a local anesthetic and a lipid substance. The mass percentage of the local anesthetic in the lipid pharmaceutical preparation is 2%-50%. The local anesthetic is lidocaine, tetracaine, bupivacaine, articaine, cinchocaine, dibucaine, etidocaine, levobupivacaine, mepivacaine, prilocaine, ropivacaine, trimecaine, benzocaine, or procaine. The mass percentage of the lipid substances in the lipid pharmaceutical preparation is 30%-98%. The sum of the mass percentages of the components in the lipid pharmaceutical preparation is 100%. In general analgesic application, the lipid pharmaceutical preparation can produce continuous and safe analgesic effects for 12, 24, 36, 48, or 72 hours, or even longer.

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