Welcome Our New Attorneys

The attorneys of Rao DeBoer Osterrieder, PLLC, have joined Kearney, McWilliams & Davis, PLLC, expanding KMD’s patent, trademark, and related intellectual property dispute capabilities. Their combined decades of experience in patent drafting and prosecution, as well as complex disputes and transactions in the IP space include chemical, construction, mechanical devices, medical devices, oil & gas, software & hardware, sporting goods, and much more, along with IP litigation experience and defending against patent and trademark oppositions worldwide.

They have provided counseling, opinions, due diligence, and other services to clients from startups to Fortune 500 companies and are excited to be at KMD. As a part of KMD, the combined firm will be able to supplement the clients from Rao DeBoer Osterrieder, PLLC, with Business, Estate Planning, Immigration, Litigation, Oil & Gas, and Tax legal services.

John DeBoer is admitted to practice in Texas and before the USPTO. He obtained his Chemical Engineering degree from University of Texas at Austin and law degree from South Texas College of Law. John has provided services to numerous law firms and Fortune 500 companies in the Houston area and serves as general IP counsel for individual clients and small businesses. Prior to private practice, he was a patent examiner at the USPTO and worked in the chemical and petroleum industry, including upstream and downstream operations.




Erik Osterrieder is admitted to practice in Texas and before the USPTO. He obtained his B.S. in Chemistry from the University of Louisville, matriculated graduate studies in nuclear chemistry from UC Berkeley, and his law degree from University of Dayton School of Law. In addition to having litigated IP matters in all four federal districts in Texas, Erik routinely drafts and reviews assignments, licenses, JV agreements, and various patentability, non-infringement, freedom-to-operate, invalidity, registrability, and fair use opinions.



Dileep Rao is admitted to practice in Texas and before the USPTO. He obtained his Biomedical Engineering degree from Northwestern Univ. and MBA from LSU, going on to hold multiple positions in business development, marketing, and sales, with experience in design and implementation of engineered pumping applications, systems design, and control systems engineering. He then completed his JD at University of Houston. Dileep practices exclusively in IP law, leveraging his business and engineering experience custom tailor IP strategies.