Partner
Li's practice includes patent litigation before U.S. district courts; post-grant proceedings before the Patent Trial and Appeal Board (PTAB) of the U.S. Patent and Trademark Office (USPTO); patent preparation and prosecution; opinions and counseling; and due diligence.
Li represents pharmaceutical companies in Abbreviated New Drug Application (ANDA) pre-litigation and litigation. She manages patent portfolios covering numerous biologic and small molecule drug candidates and regularly provides legal opinions on patentability, validity, enforceability, and freedom to operate relating to chemical and biological inventions. She has successfully represented companies in PTAB proceedings in the areas of biopharmaceuticals and biotechnology as well as nanotechnology and electronics. Li frequently writes and speaks about intellectual property topics. She currently co-leads Finnegan FORWARD (Focused on Raising Women's Advancement, Representation, and Development), the firm's women's business initiative.
Represented the patent owner in an inter partes review before the PTAB and obtained a favorable ruling.
IPR2020-00503, PTAB, Judges Abraham, Guest, Heaney
Represented Biogen in a Hatch-Waxman litigation involving twenty-eight companies seeking FDA approval to market generic versions of Tecfidera®.
1:17-cv-00829, D. Del., Judge Noreika
1:17-cv-00116, N.D.W. Va., Judge Keeley
Represented Biogen in an inter partes review before the PTAB and obtained a favorable ruling for a patent covering Tecfidera®.
IPR2018-01403, PTAB, Judges Chagnon, Harlow, Snedden
Represented Biogen in an inter partes review before the PTAB and obtained a favorable ruling for a patent covering Tecfidera®.
IPR2015-01086, -01136, -01993, PTAB, Judges Gardener-Lane, Katz, Schafer
Represented agro-chemical companies at the International Trade Commission and obtained a favorable ruling.
337-TA-914, ITC, Judge Lord
Represented Biogen in an interference proceeding before the PTAB and obtained a favorable ruling for a patent covering Tecfidera®.
106,023, PTAB, Judges Gardner-Lane, Katz, Schafer
Represented Sequenom, Inc. et al in three interference cases before the PTAB of the USPTO and obtained favorable rulings relating to Dr. Dennis Lo’s inventions on noninvasive prenatal diagnosis.
105,920; 105,923; 105,924, PTAB, Judges Gardner-Lane, Katz, Moore
Represented LG (Lee) in a patent interference provoked by competitor Whirlpool (Voglewede) attempting to challenge LG refrigerator patents; judgment entered against Whirlpool and in favor of client LG.
Int. No. 105711, Board of Patent Appeals and Interferences, Judge Lee
Nanosys, Inc. v. The Board of Trustees of the University of Arkansas et al.
Represented the patent owner in an inter partes review before the PTAB and obtained a favorable ruling.
IPR2020-00503, PTAB, Judges Abraham, Guest, Heaney
Biogen International GmbH v. Teva Pharmaceuticals USA, Inc.
Represented Biogen in a Hatch-Waxman litigation involving twenty-eight companies seeking FDA approval to market generic versions of Tecfidera®.
1:17-cv-00829, D. Del., Judge Noreika
1:17-cv-00116, N.D.W. Va., Judge Keeley
Mylan Pharmaceuticals Inc. et al. v. Biogen MA Inc. et al.
Represented Biogen in an inter partes review before the PTAB and obtained a favorable ruling for a patent covering Tecfidera®.
IPR2018-01403, PTAB, Judges Chagnon, Harlow, Snedden
Coalition for Affordable Drugs V LLC v. Biogen MA Inc.
Represented Biogen in an inter partes review before the PTAB and obtained a favorable ruling for a patent covering Tecfidera®.
IPR2015-01086, -01136, -01993, PTAB, Judges Gardener-Lane, Katz, Schafer
Certain Sulfentrazone, Sulfentrazone Compositions, and Processes for Making Sulfentrazone
Represented agro-chemical companies at the International Trade Commission and obtained a favorable ruling.
337-TA-914, ITC, Judge Lord
Forward Pharma IP APS v. Biogen MA, Inc.
Represented Biogen in an interference proceeding before the PTAB and obtained a favorable ruling for a patent covering Tecfidera®.
106,023, PTAB, Judges Gardner-Lane, Katz, Schafer
Event
Building a Strong ADC Patent Portfolio – From Prosecution and Litigation Perspectives Building a Strong ADC Patent Portfolio – From Prosecution and Litigation Perspectives
May 15, 2024
Webinar
Event
3rd Annual Passport to Proficiency on the Essentials of Hatch-Waxman and BPCIA 3rd Annual Passport to Proficiency on the Essentials of Hatch-Waxman and BPCIA
October 10-26, 2023
Virtual
Event
Passport to Proficiency on the Essentials of Hatch-Waxman and BPCIA Passport to Proficiency on the Essentials of Hatch-Waxman and BPCIA
October 11-27, 2022
Webinar
Event
Frameworks for US Pharma Patent Disputes Frameworks for US Pharma Patent Disputes
June 30, 2022
Webinar
Media Mention
Finnegan Named a Finalist for The American Lawyer Industry Awards Finnegan Named a Finalist for The American Lawyer Industry Awards
September 3, 2024
The American LawyerAnnouncement
Finnegan Announces 2023 Mentors of the Year Finnegan Announces 2023 Mentors of the Year
December 29, 2023
Commentary
China's Patent Linkage System Is Finally Up and Running China's Patent Linkage System Is Finally Up and Running
July 15, 2021
Intellectual Asset ManagementPress Release
Finnegan Ranks in the Top 15 as a 2017 Working Mother "Best Law Firm for Women" Finnegan Ranks in the Top 15 as a 2017 Working Mother "Best Law Firm for Women"
July 25, 2017
Working MotherPress Release
Finnegan Announces Eleven New Partners Finnegan Announces Eleven New Partners
January 3, 2017
University of Utah
J.D., with high honors, 2008
Ph.D., Medicinal Chemistry, 1999
Peking University
M.S., Physical Chemistry, 1993
B.S., Chemistry, 1990
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