- Columbia Law School
(J.D., 1996)Harlan Fiske Stone Scholar, Managing Editor - Columbia Journal of Law and Social Problems, Mock Jury Trial Competition Finalist
- Columbia College
(B.A., Int’l Relations, 1993), magna cum laude; Eisenhower Scholar Athlete Award; 1992 and 1993 NCAA Champion Fencing Team
Mr. Ledahl specializes in handling complex civil litigation matters, with a focus on intellectual property litigation, including copyright, patent, and trademark infringement, and trade secret misappropriation, as well as other business litigation.
Mr. Ledahl's litigation practice primarily involves representation of clients in the entertainment and technology sectors, including clients in the music, television, aviation, biotechnology, communications, and electronics industries. Mr. Ledahl is experienced at all stages of complex litigation. He has tried jury cases in both state and federal court, handled cases before various arbitration tribunals, and appeared before the United States International Trade Commission. He has also handled appeals in California State Courts, and before the U.S. Courts of Appeals for the Ninth Circuit and the Federal Circuit.
Mr. Ledahl regularly speaks on intellectual property matters. Past speaking engagements have included presentations for the American Intellectual Property Law Association, a joint American Law Institute-American Bar Association Conference on Entertainment, Art and Sports Law, and the Seattle Technology Law Conference. He is a member of the American Intellectual Property Law Association.
Representative litigation matters in which Mr. Ledahl has served as counsel include:
In the Matter of Certain Dynamic Random Access Memory and NAND Flash Memory Devices, representing patent holder Intellectual Ventures before the U.S. International Trade Commission in a patent infringement matter against manufacturers of computer memory.
UMG Recordings, Inc., et al. v. MySpace, Inc., et al.; v. Grouper Networks, Inc., et al.; v. Bolt, Inc.; and v. Veoh Networks, Inc., et al., representing music recording and publishing companies from the Universal Music Group in copyright infringement litigation against on-line video-sharing web sites.
HLC Properties, Ltd., et al. v. UMG Recordings, Inc., et al., representing UMG Recordings in a series of royalties disputes with the heirs of the late Bing Crosby.
TI Beverage Group, Ltd. v. Home Box Office, Inc., et al., representing Home Box Office in a trademark action relating to products associated with the popular series "True Blood."
Microprocessor Enhancement Corporation v. Texas Instruments Incorporated, representing Texas Instruments in a patent infringement suit relating to digital signal processor products.
Northrop Grumman Space & Mission Systems Corp. v. Space Exploration Technologies Corp., representing Space Exploration Technologies in a trade secret dispute relating to rocket propulsion and in related antitrust claims against Northrop Grumman.
Ultimax Cement Manufacturing Corp. v. CTS Cement Manufacturing Corp., representing CTS Cement in a patent infringement matter involving the chemistry of rapid hardening specialty cement products.
Oklahoma Medical Research Foundation v. Eli Lilly and Co., representing Eli Lilly in a patent infringement matter relating to a recombinant-protein-based new medication for severe sepsis.
Affymetrix v. Incyte Genomics; Affymetrix v. Hyseq; Hyseq v. Affymetrix; and Incyte Genomics v. Affymetrix, representing Affymetrix as both plaintiff and defendant in a series of patent infringement matters relating to genetic analysis technology.
Bar & Court Admissions
- 1996, California
- U.S. Court of Appeals, Ninth Circuit
- U.S. Court of Appeals, Federal Circuit