David is a patent litigator whose practice involves a range of technologies and products, from complex pharmaceuticals and electronics to simple mechanical devices. His work includes managing cases end-to-end, from the filing of the initial complaint through trial and appeal. David has briefed and argued appeals, case dispositive motions and Markman hearings as well as deposed and cross-examined at trial inventors, experts, and corporate representatives.

In addition to representing his clients in district court, David provides representation before the Patent Trial and Appeal Board in inter partes review proceedings as well as in arbitration and mediation proceedings. David also advises clients regarding patent validity and potential infringement, and helps clients design around existing patents.

David is comfortable working with a broad range of technologies and products. He has represented major pharmaceutical companies in Hatch-Waxman litigations involving pharmaceutical compounds, formulations, and methods of use. Other of his cases have involved blood screens, immunoassays, LED lighting, mass spectrometers, alloys, automotive parts, consumer products, lithographic developers, and bacteria detection media.

David is a registered patent attorney licensed to practice and argue before the United States Patent and Trademark Office. He has also argued cases before the US Court of Appeals for the Federal Circuit and multiple US District Courts.