Ryan Hales serves as Associate General Counsel at Celanese since June 2022. Prior experience includes Senior Counsel in IP Law at The Dow Chemical Company from January 2016 to June 2022 and IP Attorney at Chamberlain Hrdlicka from November 2013 to January 2016, focusing on patent applications and trademark prosecutions related to oilfield technologies. Previously, Ryan worked as an IP Attorney at Baker & McKenzie, engaging in litigation and prosecution of intellectual property. Early legal experience includes law clerk positions at Cameron and ExxonMobil, and a summer associate role at Patterson & Sheridan LLP. Ryan holds a Doctor of Law (J.D.) from the University of Houston Law Center and a Bachelor of Science (B.S.) in Chemical Engineering from The University of Texas at Austin.
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