Attorneys & Agents

The professionals of Walder IP Law include individuals experienced in the preparation and prosecution of applications in various technology fields including electrical, mechanical, computer science, and other high technology fields.


Stephen J. Walder, Jr.S Walder 2

Stephen J. Walder, Jr. is an intellectual property attorney licensed in Texas and Virginia and registered to practice before the United States Patent and Trademark Office (USPTO).  Having an Aerospace Engineering degree from Virginia Tech and a Juris Doctorate from George Mason University School of Law with a specialization in Intellectual Property, Mr. Walder has prepared and prosecuted patent applications for many Fortune 500 companies over his many years of practice as both a patent agent and a patent attorney.  Mr. Walder is a former patent examiner with the USPTO having examined patent applications in various electrical, mechanical, telecommunications, and computer related invention fields and obtained an inside perspective of the workings of the USPTO.  In addition, Mr. Walder gained valuable experience as a computer programmer for the United States Army.

As president of Walder IP Law, Mr. Walder’s principal areas of expertise are in the computer applications, computer architecture, networking, telecommunications, integrated circuit design, vehicle navigation, vehicle and robotic control systems, thermoelectrics, and various other electrical, mechanical and computer-based technologies.  Over the last 20 years, Mr. Walder has assisted individuals and companies of all sizes with their various intellectual property needs including consulting companies regarding the establishment of intellectual property departments, evaluating disclosures for patentable subject matter, assisting inventors in generating invention disclosures, evaluating prior art searches to provide patentability recommendations, preparing patent and trademark applications, prosecuting patent and trademark applications to final disposition, and assisting clients with other intellectual property needs as they arise. 


S Tkacs 2 Stephen Tkacs

 Stephen Tkacs is a patent agent and former primary patent examiner with the USPTO.  Mr. Tkacs has a Computer Engineering degree  from the University of Rhode Island and over 20 years of patent prosecution experience examining patent applications in the broad  field of computer related inventions, including such fields as business, games and gaming, seismology, computerized tomography,  physiological monitoring, natural language, and teaching systems. Mr. Tkacs assists clients with innovations in the computer  applications, computer architecture, networking, integrated circuit design, and various other electrical, mechanical and computer-based  technologies.  Mr. Tkacs’ considerable knowledge of the USPTO and his ability to quickly understand complex technologies benefits our  clients in obtaining accelerated prosecution of their applications to a desirable outcome.