David L. Ciesielski - Lawyer in Chicago, IL

David L.Ciesielski is a partner at McDonnell Boehnen Hulbert & Berghoff LLP. Mr. Ciesielski has comprehensive experience drafting and prosecuting patent applications in various technical areas including electrical, mechanical, electrical-mechanical, telecommunications, and software arts. He also has experience in the preparation and prosecution of design patent applications at the U.S. Patent and Trademark Office and in the registration of industrial designs under the Hague Agreement at the World Intellectual Property Office. Ms. Ciesielski has worked with foreign associates worldwide to help clients in building and maintaining a global patent portfolio including utility patents and industrial designs.

Mr. Ciesielski has extensive experience in registering copyright claims for client works. He also conducts analyses to generate opinions on issues of patentability, infringement, validity, and freedom of operation.

Prior to joining MBHB, he was a system engineer at Delphi Automotive Systems for 12 years and an automotive engineer at General Motors dealers for 4 years. Delphi Automotive Systems offers a wide range of products and services, including audio systems, anti-lock brakes, body control modules, engine control modules, entertainment systems, powertrain control modules, supplementary inflatable restraint systems, and telematics systems. He was working on vehicle electronics modules for automotive electronics and systems.