Alan S. Kellman
Partner
- NEW YORK Phone: 212-351-3404 Fax: 212-351-3401
Mr. Kellman's practice focuses on the trial of patent infringement disputes. Mr. Kellman has tried cases in the federal district courts, before the International Trade Commission, and in arbitration, and has argued before the Court of Appeals for the Federal Circuit. In addition, he has represented clients in trade secret, antitrust, and unfair competition matters in federal and state courts. Mr. Kellman has represented and counseled clients in disputes relating to a wide range of technical subject matters, including pharmaceutical and surgical products, network switching equipment, telecommunications equipment, local and wide area networks, digital signal processing systems, digital audio and video coding systems, cellular telephony, personal computers, digital watermarking, semiconductor processing technology, microprocessor design and development, electro-chemical lighting systems, lottery networking systems, and remote surgical robotics.
Before joining Desmarais LLP, Mr. Kellman was a partner in the Intellectual Property group of Kirkland & Ellis LLP.
Before joining Desmarais LLP, Mr. Kellman was a partner in the Intellectual Property group of Kirkland & Ellis LLP.
Courts
- United States District Court for the Eastern District of New York
- United States District Court for the Southern District of New York
- United States Court of Appeals for the Federal Circuit
- Represented Intellectual Ventures against Canon, Nikon, and Olympus in patent infringement litigations involving digital camera technology and image sensor design.
- Represented LifeCell Corporation against TELA Bio, Inc. in a trade secret and unfair competition case involving surgical mesh products.
- Represented Nokia Corporation against HTC in a patent infringement dispute before the International Trade Commission concerning smartphone and transceiver technology.
- Represented GlaxoSmithKline against Genentech Corp. in a patent infringement litigation involving the monoclonal antibody products Herceptin and Lucentis.
- Represented Walker Digital against the Multi-State Lottery Association in a patent infringement litigation concerning lottery systems.
- Represented Oasis Research in several patent litigations involving online backup and software-as-a-service technology.
- Represented GlaxoSmithKline against Apotex, Inc. in a patent and antitrust litigation involving the prescription antidepressant Paxil.
- Represented IBM against Fifth Generation Computer Corp. in a patent infringement litigation involving supercomputing and parallel processing technology.
- Represented Alcatel-Lucent against Dell Computer in a patent infringement litigation involving web-based systems.
- Represented Alcatel-Lucent against Microsoft Corp., Dell Inc., and Gateway, Inc. in a multi-patent litigation involving perceptual audio coding, digital video compression, user interface, and communications protocol technologies.
- Desmarais LLP Again Ranked in Managing IP's 2026 IP Stars
- Desmarais LLP Named Leading Patent Litigation Firm in IP Stars Rankings, 11 Partners Recognized
- Desmarais LLP Receives Top-Tier Practice, Attorney Rankings in IAM Patent 1000
- Benchmark Litigation Names John Desmarais to Top 100 Trial Lawyers, Desmarais LLP Ranked as Leading IP Firm
- Desmarais LLP Earns Top-Tier IAM Patent 1000 Rankings, 16 Partners Recognized
- Desmarais LLP Partners Highlighted in 2024 IP Stars List
- Best Lawyers Names John Desmarais ‘Lawyer of the Year,’ Recognizes 10 Desmarais LLP Attorneys
- Desmarais LLP Tops IAM Patent 1000 Rankings, 14 Partners Earn Individual Honors
- 11 Desmarais LLP Partners Recognized as IP Stars
- Best Lawyers Recognizes 10 Desmarais LLP Attorneys in 2023 Rankings
- IAM Patent 1000 Names Desmarais LLP Top National Firm, Highlights 13 Partners
- Desmarais LLP Earns Top-Tier Patent Litigation Ranking, 10 Attorneys Named ‘Patent Stars’
- Desmarais LLP Defeats Transfer Request in Texas Patent Case
- Best Lawyers Recognizes 5 Desmarais LLP Attorneys
- Desmarais LLP Wins Top 2021 IAM Patent 1000 Ranking, 12 Attorneys Honored
- IP Stars Ranks Desmarais LLP a Top-Tier Patent Litigation Firm, Names 8 Attorneys ‘Patent Stars’
- Best Lawyers Highlights Desmarais LLP Attorneys, Names John Desmarais ‘Lawyer of the Year’
- IP Stars Names Desmarais LLP Top Tier Patent Litigation Firm, Honors 6 Attorneys
- Desmarais LLP Receives Top IAM Patent 1000 Ranking, 7 Attorneys Recognized
EDUCATION
Harvard Law School, J.D., 1999, cum laude, Editor-in-Chief, Harvard Journal of Law & TechnologyUniversity of Pennsylvania, B.S.E., Systems Engineering, 1996, summa cum laude, University Scholar, Tau Beta Pi
ADMISSIONS
2000, New YorkRegistered to practice before the United States Patent and Trademark Office