Kilpatrick Stockton

Kilpatrick Townsend & Stockton LLP, formed by the 2011 merger of Kilpatrick Stockton and Townsend and Townsend and Crew, is a multinational BigLaw firm headquartered in Atlanta, Georgia. With over 650 attorneys across 22 offices in the U.S., Europe, and Asia, the firm is recognized for its robust intellectual property practice. It holds a national ranking of #92 among America's largest law firms in 2025 by ILRG and is listed among the Vault Law 100. Chambers Global 2023 ranked Kilpatrick Townsend's Patent Practice among the elite.

The firm's IP litigation practice boasts more than 250 attorneys, many with scientific and engineering backgrounds, focusing on high-stakes matters across diverse technology sectors. These areas include telecommunications, software and internet, consumer products, industrial and manufacturing, banking and financial services, biotechnology, medical diagnostics and devices, and chemical and life sciences. Their expertise extends to comprehensive patent infringement, enforcement disputes, and strategic counseling.

Kilpatrick Townsend & Stockton LLP actively represents both plaintiffs and defendants in asserting and defending patent rights in federal district courts, before the U.S. Court of Appeals for the Federal Circuit, and at the International Trade Commission (ITC). A notable case where the firm served as lead counsel for the plaintiff was Digimarc Corp. v. Verance Corp., a patent infringement dispute concerning digital watermarking for audio/video content. This case settled in 2002, with Verance agreeing to a license initiation fee and ongoing payments exceeding $2 million, followed by an $8 million payment and renewal of the license agreement in 2012 to resolve further disputes. The firm also has a significant practice before the Patent Trial and Appeal Board (PTAB), handling post-grant proceedings, and monitoring evolving IPR and PGR practices. Their IP Department secured 31 attorney rankings in Post-Grant Proceedings in the 2025 IAM Patent 1000.

Key partners in the firm's broader IP and patent litigation practice include William H. Brewster, recognized as a Managing Partner, and Wab Kadaba, the firm's Chair and a noted Intellectual Property practitioner. Robert Hollingshead, a patent attorney in the Tokyo office, is specifically highlighted by Chambers Global for his focus on patent litigation and adversarial patent license negotiations.