Jason Sheasby is a partner in the Los Angeles office of Irell & Manella LLP, where his practice focuses on litigation and counseling, primarily in the bio/pharmaceutical, medical device, and semiconductor/computer industries.

Mr. Sheasby advises clients on regulatory matters involving the FDCA (including the Hatch Waxman Act), the PHSA, and the Bayh Dole Act. He also has extensive experience evaluating and licensing intellectual property portfolios.

Representative clients include: Wisconsin Alumni Research Foundation, the University of Pennsylvania, LSI/Agere Systems, Columbia University, City of Hope National Medical Center and Beckman Research Institute, Arizona Technology Enterprises, and CooperVision.

While at Harvard Law School, Mr. Sheasby was the research assistant for Professor Arthur Miller and helped to revise Federal Practice & Procedure, the leading treatise on civil procedure.

In 2007, Mr. Sheasby was selected for inclusion in Los Angeles Magazine's Southern California "Rising Stars" in intellectual property litigation. And in 2009, he was selected for inclusion in The Legal 500's profile of leading intellectual property litigation departments. 

Mr. Sheasby is a frequent lecturer on intellectual property, including for the World Intellectual Property Organization and the National Association of College and University Attorneys.

Representative Matters:

Wisconsin Alumni Research Foundation v. Intel (W.D. Wis.): Represents WARF in a patent litigation involving computer microarchitecture.

NXP v. LSI and Agere. (N.D. Cal.): Represents LSI and Agere in a set of patent litigations involving semiconductor manufacturing technology and circuit design.

Medimmune v. Centocor, Stanford University and Columbia University (D. Md.): Represented Columbia University in patent and contract litigation involving recombinant antibody production. 

AmberWave v. Intel (D. Del., E.D. Tex.): Represented AmberWave, a company founded by an MIT professor and his students, in a set of patent litigations relating to advanced semiconductor materials and manufacturing processes.

CooperVision v. CIBA Vision (D. Del., E.D. Tex.): Represented CooperVision in offensive and defensive patent litigations relating to silicone hydrogel lens designs and materials.

Medimmune v. Genentech and City of Hope (C.D. Cal.): Represented City of Hope in a litigation involving a patent co-owned by Genentech and City of Hope relating to recombinant antibody production.

eBay v. MercExchange (USSC): Represented the Association of American Universities (AAU) and National Association of State Universities and Land-Grant Colleges (NASULGC) as amici. In a unanimous opinion, the Court adopted the position advocated by the AAU and NASULGC.

In re Columbia University Patent Litigation (D. Mass, N.D. Cal., S.D.N.Y): Multi-district litigation in which Genentech, Amgen, Wyeth, Serono, Baxter, BiogenIdec, Genzyme, Abbott, and J&J challenged the validity of a Columbia patent relating to processes for producing recombinant pharmaceuticals.

Oklahoma Medical Research Foundation v. Eli Lilly (W.D. Okl.): Represented Eli Lilly in a patent and contract litigation involving its biopharmaceutical Xigris and the conduct and results of clinical trials involving the drug.

Affymetrix v. Incyte Pharmaceuticals (N.D. Cal.): Represented Affymetrix in a set of patent litigations relating to nucleic acid microarrays.

Bar & Court Admissions

• California
• U.S. Court of Appeals, Federal Circuit
• U.S. District Court, Central and Northern Districts of California