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:
Feb. 13, 2018
Filed:
Aug. 08, 2013
Applicant:
Zhejiang Medicine Co., Ltd. Xinchang Pharmaceutical Factory, Xinchang County, CN;
Inventors:
Assignee:
Zhejiang Medicine Co., Ltd. Xinchang Pharmaceutical Factory, Zhejiang Province, CN;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 36/82 (2006.01); A61K 36/185 (2006.01); A61K 31/047 (2006.01); A61K 31/045 (2006.01); A61K 31/07 (2006.01); A61K 31/353 (2006.01); A61K 31/355 (2006.01); A61K 31/375 (2006.01); A61K 33/04 (2006.01); A61K 33/00 (2006.01); A61K 33/34 (2006.01); A61K 31/05 (2006.01); A61K 31/015 (2006.01);
U.S. Cl.
CPC ...
A61K 36/82 (2013.01); A61K 31/015 (2013.01); A61K 31/045 (2013.01); A61K 31/047 (2013.01); A61K 31/05 (2013.01); A61K 31/07 (2013.01); A61K 31/353 (2013.01); A61K 31/355 (2013.01); A61K 31/375 (2013.01); A61K 33/00 (2013.01); A61K 33/04 (2013.01); A61K 33/34 (2013.01);
Abstract
The present invention provides a composition for improving macular pigment optical density and preventing or treating age-related macular optical degeneration. The composition comprises lutein, zeaxanthin and tea extracts, wherein the weight ratio of zeaxanthin to lutein is more than or equal to 1. The composition may prevent formation of choroidal neovascularization to achieve effects on comprehensively preventing or treating age-related macular optical degeneration (AMD).