Partner
William Raich, Ph.D., represents innovative companies developing biologics, pharmaceuticals, medical devices, and diagnostics. As a patent lawyer with a doctorate in cellular and molecular biology, he focuses his practice on patent litigation, pre-litigation counseling, and contentious proceedings at the U.S. Patent and Trademark Office (USPTO), applying his technical expertise and courtroom insight to develop simple, persuasive positions for clients.
Bill has substantial experience with traditional patent litigation in district court and arbitrations, as well as litigating under the Biologics Price Competition and Innovation Act (BPCIA) and litigating Abbreviated New Drug Application (ANDA) cases. He also represents clients before the Patent Trial and Appeal Board (PTAB) of the USPTO, appearing as lead counsel in numerous proceedings. In addition to his contentious work, Bill performs client counseling and opinion work, primarily in areas related to biologics, pharmaceuticals, and DNA sequencing. He has been recognized by LMG Life Sciences as General Patent Litigator of the Year in the DC area, as an Intellectual Property: Life Sciences Star, and honored for his contributions in the field of "General Patent Litigation." Bill was also named as a DC IP Star by Managing Intellectual Property and a Leading Patent Litigator in the DC area by Intellectual Asset Management. Benchmark Litigation also recognized Bill as a litigation star.
Bill served at the U.S. Court of Appeals for the Federal Circuit as a law clerk for the Honorable Randall R. Rader and the Honorable Jimmie V. Reyna. He has represented pro bono, including as lead counsel, multiple disabled veterans before the U.S. Court of Appeals for Veterans Claims.
Prior to joining Finnegan, Bill conducted post-doctoral research in molecular biology and neuroscience in the laboratory of Nobel Laureate Eric Kandel at Columbia University. He frequently speaks at conferences on issues such as the developing body of law relating to biologics.
Nippon Shinyaku Co., Ltd. v. Sarepta Therapeutics, Inc.
Co-lead counsel for Sarepta Therapeutics, Inc. and its licensor The University of Western Australia in patent litigation relating to nucleic acid therapies for treatment of Duchenne muscular dystrophy (DMD). A federal jury in the District of Delaware awarded Sarepta Therapeutics over $115 million in its patent infringement case against Nippon Shinyaku Co. Ltd. This substantial verdict upholds the validity of Sarepta's groundbreaking exon-skipping treatment, and the underlying work at the University of Western Australia.
1:21-cv-01015, D. Del., Judges Hall, Williams
AbbVie Inc. et al v. Alvotech hf.
1:21-cv-02258, 1:21-cv-02899, N.D. Ill., Judge Lee
AbbVie Inc. v. Boehringer Ingelheim International GmbH
Represented AbbVie in Biologics Price Competition and Innovation (BPCIA) litigation related to Humira®.
1:17-cv-01065, D. Del., Judge Goldberg
Sandoz Inc. v. Boehringer Ingelheim International GmbH et al.
PGR2022-00037, PTAB, Judges Newman, Obermann, Worth
Teva Pharmaceuticals International GmbH v. Eli Lilly and Company
Represented Eli Lilly in patent litigations involving antibody therapies.
1:18-cv-12029, D. Mass., Judge Burroughs
Regenxbio, Inc. et al. v. Sarepta Therapeutics, Inc. et al.
1:20-cv-01226, D. Del., Judge Andrews
Books
Biosimilars Litigation and Client Counseling Biosimilars Litigation and Client Counseling
June 17, 2024
American Bar AssociationConference
California Lawyers Association 47th IP Institute California Lawyers Association 47th IP Institute
November 2-4, 2023
San Diego
Workshop
Life Sciences Workshop: Updates and Key Trends in Pharmaceutical and Biotechnology Patent Law Life Sciences Workshop: Updates and Key Trends in Pharmaceutical and Biotechnology Patent Law
April 27, 2023
Cambridge
"[Raich] brings a wealth of technical expertise in the life sciences space."
Intellectual Asset Management Patent 1000
"[Raich] brings a wealth of technical expertise in the life sciences space."
Intellectual Asset Management Patent 1000
Award/Ranking
Finnegan Earns Top Rankings in 2026 IAM Patent 1000 Guide; Nearly 60 Attorneys Ranked Finnegan Earns Top Rankings in 2026 IAM Patent 1000 Guide; Nearly 60 Attorneys Ranked
May 28, 2026
Intellectual Asset Management (IAM)Award/Ranking
Finnegan Named a Tier 1 Firm in the 2026 Benchmark Litigation Rankings Finnegan Named a Tier 1 Firm in the 2026 Benchmark Litigation Rankings
October 28, 2025
Benchmark LitigationPress Release
Finnegan Recognized as a Leading Firm in the 2025 LMG Life Sciences Americas Rankings Finnegan Recognized as a Leading Firm in the 2025 LMG Life Sciences Americas Rankings
October 1, 2025
LMG Life SciencesAward/Ranking
Finnegan Shortlisted for Seven 2025 LMG Life Sciences Americas Awards Finnegan Shortlisted for Seven 2025 LMG Life Sciences Americas Awards
July 2, 2025
LMG Life SciencesAward/Ranking
50 Finnegan Attorneys Ranked in the 2025 IAM Patent 1000 50 Finnegan Attorneys Ranked in the 2025 IAM Patent 1000
June 2, 2025
Intellectual Asset Management (IAM)Commentary
Behind the Case: How Latham & Finnegan Secured $115m Biotech Win Behind the Case: How Latham & Finnegan Secured $115m Biotech Win
January 9, 2025
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