Ocular implant made by a double extrusion process

US10702539B2 · kind B2 · utility

Assignee

• Allergan, Inc. · US

Inventors

• Jane-Guo Shiah · Irvine, US
• Rahul Bhagat · Irvine, US
• Wendy M. Blanda · Tustin, US
• Thierry Nivaggioli · San Francisco, US
• Lin Peng · South San Francisco, US
• David Chou · Palo Alto, US
• David A. Weber · Danville, US

Key dates

• Filing date: Sep 17, 2018
• Grant date: Jul 7, 2020
• Expiry date: Sep 17, 2038

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61K9/204
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

The invention provides biodegradable implants sized for implantation in an ocular region and methods for treating medical conditions of the eye. The implants are formed from a mixture of hydrophilic end and hydrophobic end PLGA, and deliver active agents into an ocular region without a high burst release.