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Peter Corless




Peter prepares, prosecutes, and manages extensive patent and trademark portfolios on behalf of companies and academic institutions located throughout the United States, Asia, and Europe. His clients include academic and governmental research institutions; Global 1000 manufacturing, chemical, and pharmaceutical companies; emerging and developing biotechnology and small molecule pharmaceutical companies; and medical technology companies.

Peter’s cases involve pharmaceuticals, specialty chemicals, biotechnology, medical devices, and other mechanical and electromechanical innovations. He regularly provides opinions on issues of patent infringement and validity.

Peter has been quoted on intellectual property issues in publications including the New York Times, The Wall Street JournalBloomberg, the Los Angeles Times, the Boston Globe, and American Lawyer.

Prior to joining the firm, he was a partner in the Boston office of another international law firm, where he served as co-chair of the firm’s patent procurement practice. Peter is also an inventor on US Patent 4,977,173 “Aminomethyl Oxooxazolidinyl Ethenylbenzene Derivatives Useful As Antibacterial Agents,” which covers predecessor development compounds to Pfizer's oxazolidinone antibacterial Zyvox, now in clinical use. Before law school, he pursued graduate studies in chemistry while employed as a synthetic organic chemist in a drug discovery group of E.I. DuPont de Nemours Co., Medical Products Department (later the DuPont Pharmaceutical Company and now merged with Bristol-Myers Squibb).


  • Boston College (JD)
  • Johns Hopkins University (BA, Chemistry)


  • Obtained patents that have yielded hundreds of millions of dollars in royalties as well as provided the basis for acquisitions and private and public financings of companies located throughout the United States, Asia, and Europe
  • Drafted and prosecuted patent applications covering pharmaceutical, biotechnology, and medical device products that are currently in Phase II and III trials as well as in approved clinical use in the United States and abroad
  • Handled numerous inter partes reviews
  • Represented both opponents and patentees in numerous oppositions in Europe, Japan, and Australia

Recognition & Awards

  • IAM Patent 1000 World's Leading Patent Practitioners (2016 – 2019)
  • Best Lawyers in America: Patent Law (2015 - 2020)
  • Named among Boston’s Top Rated Lawyers of 2014
  • Hailed as “a lawyer with a keen eye for detail and an understanding of what is commercially critical to his clients” by Intellectual Asset Management, IAM Patent 1000 World’s Leading Patent Practitioners (2014)
  • Managing Intellectual Property: Patent star - Massachusetts (2014 – 2019)
  • Recommended by The Legal 500 United States for Health Care: Life Sciences (2016)
  • Martindale-Hubbell: AV Preeminent
  • Included on the Massachusetts Super Lawyers list (2004 – 2019)


  • Advisory Council Member, Johns Hopkins Medicine Institute for Basic Biomedical Sciences
  • Past president, Boston Patent Law Association (BPLA)
  • Past co-chair, BPLA Amicus Committee
  • Past chair, BPLA Chemical Patent Practice Committee
  • Past director, Wellesley Youth Wrestling Program
  • Member, American Bar Association
  • Member, Boston Patent Law Association
  • Member, Licensing Executives Society
  • Member, American Intellectual Property Law Association
  • Member, American Chemical Society
  • Member, Association of University Technology Managers

Recent Insights

News & Press


News & Press

News Thumbnail
On January 29, a federal jury ordered Apple Inc. and Broadcom Inc. to pay a combined $1.1 billion in damages for infringing California Institute of Technology patents on Wi-Fi data transmission. In an article published by Bloomberg Law, Mintz Member Peter Corless was quoted in response to the decision and addressed why more universities are asserting their patents.
Press Release Thumbnail
Best Lawyers named 85 Mintz attorneys to its 2018 list of The Best Lawyers in America. In addition, Mintz attorneys Matthew J. Gardella and Samuel M. Tony Starr were named “Lawyer of the Year” in their respective practice areas.

Gilead’s Patent Loss to Merck Started With a Broken Friendship

December 16, 2016 | Bloomberg

Peter Corless, a Member in the Boston Mintz office and experienced intellectual property lawyer, is featured in this Bloomberg article discussing Gilead Science’s patent loss to Merck & Co.
Fifty-three Mintz attorneys have been named Massachusetts Super Lawyers for 2016 and thirty-one have been named Massachusetts Rising Stars. The findings will be published in the November 2016 issue of Boston Magazine and in a stand-alone magazine, New England Super Lawyers. 
Best Lawyers named 73 Mintz attorneys to its 2017 list of The Best Lawyers in America. Mintz attorneys selected for inclusion in this year’s list span 44 practice areas. 



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Boston Patent Law Association


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NextGen Association

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