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:
Jan. 21, 2019
Applicant:
Foresee Pharmaceuticals Co., Ltd., Taipei, TW;
Inventors:
Yuhua Li, Landenberg, PA (US);
MingHsin Li, Taipei, TW;
Chen-Chang Lee, New Taipei, TW;
Chia-Ying Yang, New Taipei, TW;
Chih-Ying Lin, Yilan, TW;
Assignee:
Foresee Pharmaceuticals Co., Ltd., Taipei, TW;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A61K 31/485 (2006.01); A61K 47/12 (2006.01); A61K 47/18 (2017.01); A61K 47/20 (2006.01); A61K 47/22 (2006.01); A61K 47/42 (2017.01);
U.S. Cl.
CPC ...
A61K 31/485 (2013.01); A61K 47/12 (2013.01); A61K 47/183 (2013.01); A61K 47/20 (2013.01); A61K 47/22 (2013.01); A61K 47/42 (2013.01);
Abstract
The present invention is directed to a depot composition for sustained release delivery of buprenorphine with enhanced stability and bioavailability. The composition is an injectable, low viscosity liquid and can form a depot in situ capable of delivering therapeutic level of buprenorphine over a period of time from one week to 3 months.