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:
Dec. 13, 2022
Filed:
Jul. 28, 2020
Benq Materials Corporation, Taoyuan, TW;
Fan-Dan Jan, Taoyuan, TW;
BenQ Materials Corporation, Taoyuan, TW;
Abstract
The invention is to provide an ophthalmic lens comprising a lens body, a polydopamine layer formed on the surface of the lens body and an antimicrobial layer bonded to the polydopamine layer, and manufacturing method thereof, wherein the antimicrobial layer is formed from a copolymer of carboxyl-containing polymer and zwitterionic polymer and a crosslinking agent, and the zwitterionic polymer can be selected from one of the group consisting of phosphorylcholine polymer, sulfobetaine polymer, carboxybetaine polymer and mixed-charge polymer or a combination thereof.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile