Chambers USA recognized Desmarais LLP and firm partners John Desmarais, Paul Bondor, Betty Chen, and Tamir Packin in its 2026 edition of the Chambers USA Guide. Notably, Tamir Packin earned a new individual ranking as Up and Coming, Betty Chen moved up one band, and the firm’s California office received a new ranking in Intellectual Property: Patent Litigation – California.
The annual Chambers USA rankings seek to honor the industry’s leading attorneys and firms as part of an extensive review of attorneys’ and firms’ legal expertise and achievements within their practice areas during the last 12 months. Researchers also assess professional conduct and client service, as well as receive feedback from in-house counsel and third-party experts in the industry.
Firm Rankings
New York
Intellectual Property: Patent — Band 1
California
Intellectual Property: Patent Litigation — Band 5
USA — Nationwide
Intellectual Property — Band 5
Lawyer Rankings
Intellectual Property — USA Nationwide
John M. Desmarais — Band 1
Intellectual Property: Patent — New York
John M. Desmarais — Band 1
Paul A. Bondor — Band 3
Tamir Packin — Up and Coming
Intellectual Property: Patent Litigation — California
Betty H. Chen — Band 4
Litigation: Trial Lawyers — USA Nationwide
John M. Desmarais — Band 1
Desmarais LLP Secures Complete Defense Verdict for Abiomed in Blood Pump Patent Trial
Patent Litigation for the Defendant
On May 28, 2026, Desmarais LLP secured a complete jury victory for Abiomed Inc., a Johnson & Johnson MedTech company, in a patent infringement case brought by Maquet Cardiovascular LLC...
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