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Chris Marchese is a Principal in the Southern California office of Fish & Richardson. He specializes in patent litigation and trials. He has handled patent cases in a wide range of technologies, has successfully first-chaired both jury and bench trials, and has extensive experience with all aspects of patent litigation.

Over 25-plus years of practice, he has litigated and tried major patent cases in the Central, Southern, and Northern Districts of California, District of Delaware, District of Oregon, District of Massachusetts, Eastern District of Wisconsin, and the International Trade Commission. He first-chaired a jury trial in Los Angeles in 2016, obtaining a verdict of $12.5 million in damages and willful infringement in a case involving chemical formulations for disinfecting greenhouse water. He first-chaired a utility and design patent jury trial in 2017 in San Diego in which the jury invalidated Columbia Sportswear’s flagship utility patent related to its “OmniHeat” products. In addition to patent litigation and patent counseling, Mr. Marchese also represents his clients in cases involving inter partes review, ex parte reexamination, trademarks, copyrights, unfair competition, and trade secrets.

As a complement to his litigation practice, Mr. Marchese also performs patent portfolio analyses for his clients, both in connection with potential litigation and for corporate acquisitions. He also has prepared and prosecuted numerous patent and trademark applications, and has handled trademark opposition and cancellation proceedings.

Mr. Marchese’s technical expertise and knowledge extends to a wide variety of technologies that include:

  • Software
  • Video, image, and audio processing
  • Wireless communications
  • Semiconductors and integrated circuitry
  • Computer networking
  • Satellite technology
  • Chemistry and Cleantech

In 1999, Mr. Marchese co-authored a comprehensive treatise on patent damages that is updated annually and has been cited by the Federal Circuit in Astrazeneca AB v. Apotex Corp.,  Astetek Danmark a/s v. CMI USA Inc., and Lucent v. Gateway, as well as numerous district courts. He has participated in panel discussions and given speeches and seminars around the country on patent damages. He also co-authors a blog focused on patent damages: In addition, he has written numerous law review articles on subjects that include patent damages and federal jurisdiction. His articles have been cited by the Federal Circuit and district courts.

Mr. Marchese is also active in pro bono matters. He is on the Board of Directors for the California Lawyers for the Arts (CLA). He has worked on a number of matters referred to the firm by CLA.

Mr. Marchese was an adjunct professor of law at the University of San Diego from 2012 to 2015. He taught a course on patent litigation with other Fish Principals.

Personal photo


George Washington University Law School 1992

Centre College of Kentucky 1987
Mathematics, B.A.

University of Kentucky 1987
Electrical Engineering, B.S.


  • U.S. Patent and Trademark Office
  • California
  • U.S. Court of Appeals for the Federal Circuit

Other Distinctions

Named to “Best Lawyer” in Best Lawyers in America (2020).

Named a Top Lawyer for Litigation by San Diego Magazine (2014-2020).

Named a “Stand Out Lawyer” by Acritas (2018).

IP Star, Managing Intellectual Property magazine (2013-2019).

Top Rated – AV® PreeminentTM Lawyers in Intellectual Property Law (2013)

Acclaimed Litigation Victories.
National Law Journal, 2009 “Appellate Hot List,” Predicate Logic v. Distributive Software, 544 F.3d 1298 (Fed. Cir. 2008).

IP Law & Business to “Top 10 Litigation Wins” of 2008, Microsoft v. Lucent.

National Law Journal, 2000 “Top Defense Victory,” Bellcore v. FORE Systems

Selected Publications
Co-author of treatise entitled “Patent Damages Law & Practice” (West Group Publishing).

Co-author of blog on patent damages,

Author of numerous articles, including:

Co-author, “Patent damages & lost profits,” Daily Journal (June 27, 2017).

Co-author, “How to Build Daubert-Proof Patent Damages Cases,” Daily Journal (December 07, 2016).

“Runaway Patent Damages Awards: Is Statutory Reform on the Way?,” Los Angeles Daily Journal (August 11, 2010).

“Patent Damages,” Corp. Counsel Rev., 17, 3 (1998).

“Patent Infringement and Future Lost Profits Damages,” Arizona State L.J., 26 (1994).

“Confusion, Uncertainty, and the Best Mode Requirement,” Fed. Cir. Bar. J., 2 (1992).

Selected Speaking Engagements

October 25, 2017 – Christopher Marchese, “Hot Topics in Patent Damages for In-House Counsel,” Practical Law Webinar.

October 19, 2016 – Christopher Marchese, “Presenting Damages at Trial:  How to Relate Your Damages Case to the Jury,” Patent Disputes Forum South, Costa Mesa, CA.

December 2, 2015 – Christopher Marchese, “Patent Damages: The Success and Failure of a Theory,” Fish INSIGHTS Webinar.

September 23, 2015 & October, 7, 2015 – Christopher Marchese, “Patent Damages,” Fish INSIGHTS Webinar.

May 29 & 30, 2014 – Christopher Marchese, “Case Law Trends for Patent Damages,” Litigation Patent Damages Conference.

April 9, 2014 –  Christopher Marchese, Karl Renner, Dorothy Whelan, “Dramatic Changes in District Court Litigation as a Consequence of PTAB Proceedings,” Fish Post-Grant for Practitioners webinar.

March 18, 2010 – Christopher Marchese, Heidi Harvey, John Dragseth, “Beyond Forest: What Do You Really Need to Know about Patent Marking,” Fish & Richardson webinar


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March 16, 2020
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October 25th, 2017 | 1:00 pm EDT
Webinar: Hot Topics in Patent Damages for In-House Counsel
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Fish & Richardson Invalidates Columbia's Omni-Heat Patent for Client Seirus
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December 2nd, 2015 | 1:00 pm EST
INSIGHTs Webinar - Patent Damages: The Success and Failure of a Theory
October 7th, 2015 | 1:00 pm EDT
INSIGHTS Webinar: Patent Damages Replay
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February 26th, 2015 | 5:30 pm EST
Protecting Little Guys' Big Ideas: The California Inventors Assistance Program
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May 29th, 2014
Law Seminars International “Litigating Patent Damages” Conference
Speaking Engagement
May 19th, 2011 | 11:30 am EDT
Life Sciences Intellectual Property Summit 2011
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