東京オフィスのマネージング・パートナー。化学、バイオテクノロジー、製薬分野を中心に、クライアントへの助言、特許出願、鑑定書の作成、デュー・デリジェンス、訴訟対応、さらには特許付与後異議申立手続に至るまで、知的財産法のあらゆる分野を幅広く手掛けている。
日本語での業務対応および日本のビジネス文化に対する深い理解を背景に、日本企業に対して、戦略的な知財戦略の構築、特許ポートフォリオのマネジメント、デュー・デリジェンス、特許出願、訴訟対応、および訴訟前戦略の立案まで多岐にわたる助言を行う。日本企業が関与する訴訟について豊富な経験を有しており、日本企業のクライアントにとって米国訴訟のプロセスが円滑に進むよう、社内弁護士および各種ベンダーと連携しながら、実務面での進行を支えている。
訴訟実務は、特許紛争に関する多岐にわたる業務を含む。具体的には、ディスカバリーの統括、侵害・無効戦略の立案、事実証人・技術専門家証人の準備、各種申立書・準備書面の作成、証人尋問・反対尋問の実施および対応などである。特に、米国ハッチ・ワックスマン法に基づく訴訟においては製薬企業の特許権者の代理人として豊富な経験を有しており、日本企業が関与する高リスク案件における権利行使戦略についても助言を行う。
日本企業およびそのグローバル事業に影響を与える知的財産問題について、数多くの講演を行っている。また、日本ライセンス協会などの専門団体にも積極的に参加している。さらに、知的財産分野における実務は、Intellectual Asset Management(IAM)において評価を受けており、Best Lawyers: Ones to Watch in Japanにも選出されている。
Senju Pharmaceutical Co.; Bausch + Lomb v. Lupin Ltd.
Represented Senju and Bausch + Lomb in Hatch-Waxman patent infringement litigation concerning multiple ANDAs for generic versions of Prolensa®. Secured a permanent injunction against generic defendants.
1:14-cv-00667, -04149; 1:15-cv-00335; 1:16-cv-01097, D.N.J., Judges Goodman, Shipp, Simandle, Williams
Secured a permanent injunction against generic defendants on behalf of Bausch + Lomb, Mitsubishi Tanabe, Ube, and Senju in Hatch-Waxman patent infringement litigation concerning multiple ANDAs for generic versions of opthalmic drug Bepreve®.
1:14-cv-01325, D.N.J., Judges Arpert, Hillman, Schneider, Shipp
Successfully represented Bausch & Lomb and Eye Therapies in a Hatch-Waxman patent infringement litigation and parallel PTAB challenges concerning an ANDA for generic versions of over-the-counter Lumify® ocular drops. The cases settled favorably for our clients.
3:21-cv-16766, D.N.J., Judges Kirsch, Singh
IPR2022-00146, PTAB, Judges Hulse, New, Pollock
IPR2024-00467, PTAB, Judges Flax, Pollock, Yang
IPR2022-00142, PTAB, Judges Flax, Hulse, New, Pollock
Mitsubishi Tanabe Pharma Corporation v. Shanghai Auzone Biological Technology Co., Ltd et al.
Representing Mitsubishi Tanabe Pharma in litigation matters related to Radicava ORS (edaravone) used to treat patients with amyotrophic lateral sclerosis (ALS).
2:25-cv-03326, D.N.J., Judge Cecchi
1:23-cv-00759, D. Del., Judges Burke, Connolly, Hall
1:24-cv-01423, D. Del., Judge Hall
1:24-cv-00549, D. Del., Judge Hall
Commercial Copy Innovations, Inc. v. Mimaki USA, Inc. et al.
8:17-cv-00437, C.D. Cal., Judges Scott, Selna
Dow Pharmaceutical Sciences, Inc. v. Tolmar, Inc.
2:15-cv-07971, D.N.J., Judges Bongiovanni, Chesler, Waldor
Event
Evolving U.S. Patent Strategies: AI Technological Innovation, Challenges in the Chemical and Pharmaceutical Sectors, NPE Litigation, and the Latest Trends in NPE Litigation and at the PTAB Evolving U.S. Patent Strategies: AI Technological Innovation, Challenges in the Chemical and Pharmaceutical Sectors, NPE Litigation, and the Latest Trends in NPE Litigation and at the PTAB
October 30, 2025
Tokyo
Seminar
Evolving Patent Strategies: Recent PTAB Trends, AI Challenges, and Biotech Innovations Evolving Patent Strategies: Recent PTAB Trends, AI Challenges, and Biotech Innovations
May 22, 2025
Tokyo
Hybrid Seminar
Japan Agency for Medical Research and Development Training Japan Agency for Medical Research and Development Training
February 25, 2025
Tokyo
"Chiaki Kobayashi shines at prosecution, litigation and counselling, especially when it comes to biotechnology and pharmaceuticals. Among her professional highlights is securing a permanent injunction against generics."
Intellectual Asset Management Patent 1000
"Chiaki Kobayashi shines at prosecution, litigation and counselling, especially when it comes to biotechnology and pharmaceuticals. Among her professional highlights is securing a permanent injunction against generics."
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
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)Award/Ranking
46 Finnegan Attorneys Ranked in 2024 IAM Patent 1000 46 Finnegan Attorneys Ranked in 2024 IAM Patent 1000
June 6, 2024
Intellectual Asset Management (IAM)Press Release
Finnegan Receives Top Rankings from Intellectual Asset Management; 46 Attorneys Ranked Finnegan Receives Top Rankings from Intellectual Asset Management; 46 Attorneys Ranked
June 30, 2023
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