Amy Kreiger Wigmore


Vice Chair, Litigation/Controversy Department

Wigmore, Amy Kreiger

Amy Wigmore is a partner and a vice chair of the firm's Litigation/Controversy Department, and a member of the Intellectual Property Litigation Practice Group. She joined the firm in 1998. Ms. Wigmore focuses on patent litigation and complex commercial litigation and has represented clients in state and federal courts in several jurisdictions.


Ms. Wigmore has extensive experience representing clients in the pharmaceutical, biotechnology and medical device industries. She has participated in several jury trials, bench trials, and arbitrations involving patent infringement and technology license disputes.

In addition, Ms. Wigmore has represented clients in cases involving the misappropriation of trade secrets, unfair competition, breach of contract, employment disputes, civil rights claims and test security issues. She also has handled congressional investigations and internal corporate investigations.

Ms. Wigmore has significant experience in all facets of the litigation process, including drafting and arguing dispositive motions, managing complex document production efforts, taking and defending depositions, working with experts, examining witnesses at trial, and briefing and arguing appeals.

Honors & Awards

  • Recognized in the 2017 edition of Chambers USA: America's Leading Lawyers for Business for her Washington DC intellectual property litigation practice
  • Recommended in the 2016 and 2017 editions of The Legal 500 United States for healthcare: life sciences and intellectual property: patents: prosecution
  • Named a Life Sciences Star in the 2016-2017 editions of LMG Life Sciences for intellectual property and named to its 2017 awards shortlist for Hatch-Waxman Litigator of the Year: Branded
  • Recognized in 2013-2017 as an IP Star by Managing IP
  • Recognized in 2013, 2014 and 2016 as among the Top 250 Women in IP by Managing IP
  • Recognized in 2010 as one of the World's Leading Life Sciences Patent Litigators in IAM Life Sciences 250, published by Intellectual Asset Management

Publications & News


November 7, 2017

LMG Life Sciences 2017 Honors WilmerHale With Top Rankings

LMG Life Sciences has recognized WilmerHale among the nation's leading life sciences law firms in its 2017 rankings, citing the firm's Life Sciences Practice as “renowned for its range and multidisciplinary teams that counsel clients in technology, pharmaceutical and medical device companies as well as investment banks and venture capitalists.”

September 19, 2017

LMG Life Sciences Names WilmerHale Life Cycle Firm of the Year and Lisa Pirozzolo General Patent Litigator of the Year

Lawyers from across the United States and Canada gathered on September 13 at the Essex House in New York to celebrate the annual LMG Life Sciences Awards, recognizing the 2017 top firms and legal professionals in the life science industry.

July 20, 2017

LMG Life Sciences Recognizes WilmerHale in 13 Categories on 2017 Award Shortlist

In its annual recognition of the top law firms, lawyers and in-house counsel in the life sciences industry, LMG Life Sciences named WilmerHale to its 2017 award shortlist in 13 categories.

June 9, 2017

The Legal 500 United States 2017 Recognizes 125 WilmerHale Lawyers Across 28 Practice Areas

The Legal 500 United States has released its 2017 rankings, recommending 125 WilmerHale lawyers—including 12 who are named to its elite “Leading Lawyers” list and two on its “Next Generation Lawyers” list—and 28 practice areas in its 11th edition.

June 8, 2017

WilmerHale Partners and Practices Named Among Managing Intellectual Property's 2017 IP Stars

IP Stars identifies lawyers based on their practice and industry experience, and recommendations from their peers and clients.

May 30, 2017

The National Law Journal Names WilmerHale Washington DC Litigation Department of the Year

The National Law Journal has named WilmerHale the 2017 Washington DC Litigation Department of the Year in the General Litigation category.

May 26, 2017

WilmerHale Lawyers and Practices Recognized in 2017 Edition of Chambers USA

Chambers and Partners announced its rankings for the 2017 edition of Chambers USA: America's Leading Lawyers for Business, with WilmerHale listed among the nation's best in 50 practice area categories. Chambers also ranked 86 WilmerHale lawyers as leaders in their respective fields.

November 9, 2016

LMG Life Sciences Ranks WilmerHale and Attorneys Among the Best

The 2016 guide highlights nine firm practices and 18 attorneys, recognizing work under three categories—Intellectual Property, Finance and Transactional, and Non-IP Litigation and Enforcement.

June 22, 2016

The Legal 500 United States 2016 Recognizes 111 WilmerHale Lawyers Across 30 Practice Areas

The guide's rankings are based on a series of criteria, including client feedback, interviews with private practice lawyers, and its own research.

May 17, 2016

WilmerHale Attorneys and Practices Recognized in 2016 edition of IP Stars Handbook

The fourth edition of the IP Stars Handbook—a Managing IP guide that identifies the leading IP firms and lawyers in the world—has been released and it prominently ranks WilmerHale and 19 of its partners.

Recent Highlights

  • Successfully argued on behalf of a pharmaceutical company for dismissal of patent infringement allegations concerning a biotechnology patent on the grounds that the asserted claims were unpatentable.
  • Represented a power wheelchair manufacturer in defending against patent infringement allegations in district court and contributed to a successful outcome in Patent Office proceedings in which the asserted claims were found invalid.
  • Represented a medical device company in defending a patent infringement case involving surgical ablation devices.
  • Successfully argued in the Federal Circuit for dismissal of the appeal of an inter partes reexam in which the patent claims asserted against a medical device manufacturer were found invalid.
  • Secured a victory for a pharmaceutical company in a jury trial on patent validity and obtained a $2.15 billion settlement for patent infringement damages resulting from an “at-risk” launch of a generic pharmaceutical product.
  • Represented a pharmaceutical company in the appeals of Hatch-Waxman cases involving treatments for Hepatitis C and HIV.
  • Represented a major pharmaceutical company in multiple patent cases and US and international arbitrations involving biotechnology patents.
  • Successfully represented a pharmaceutical company in a Hatch-Waxman patent infringement case involving a treatment for HIV.
  • Served as lead counsel for in a patent infringement case involving biotechnology. 
  • Served as lead counsel for the defendant in a patent infringement case concerning digital audio technology.
  • Represented a medical device company in patent litigation concerning safety needles and blood collection devices.
  • Represented a pharmaceutical company in a license dispute concerning drug-eluting stents.
  • Successfully represented a pharmaceutical company in a Hatch-Waxman patent infringement case involving a treatment for Parkinson's disease.
  • Represented a biotechnology company in a highly successful five-year legal battle involving a licensing dispute with a major clinical diagnostics company. The 10-week jury trial and subsequent appeal led to a $1.4 billion acquisition of our client by the defendant.


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JD, magna cum laude, Harvard Law School, 1995

BA, University of Massachusetts, 1992, Phi Beta Kappa

Bar Admissions

District of Columbia


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