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Mary E. Chlebowski Ph.D.
+1 404 653 6464

271 17th Street, NW
Suite 1400
Atlanta, GA 30363-6209

+1 404 653 6400
Fax +1 404 653 6444

Bar and Court Admissions

  • District of Columbia
  • Massachusetts
  • U.S. Patent and Trademark Office
  • Admitted in Massachusetts and DC; not admitted in Georgia


  • Georgetown University Law Center
    J.D., 2011
  • Emory University
    Ph.D., Organic Chemistry, 2006
  • Niagara University
    B.S., Chemistry, summa cum laude, 2001

Mary E. Chlebowski Ph.D.


Mary Chlebowski focuses her practice on patent litigation in U.S. district courts and the U.S. Court of Appeals for the Federal Circuit; and post-grant proceedings before the Patent Trial and Appeal Board (PTAB) of the U.S. Patent and Trademark Office (USPTO) in the chemical and pharmaceutical areas.

At the district court level, Dr. Chlebowski manages day-to-day litigation activities in cases involving multiple parties. She has experience drafting motions and briefs, working with expert witnesses, and taking and defending depositions. At the appellate level, she has drafted briefs and motions, and assisted with oral arguments. Before the PTAB, Dr. Chlebowski has worked with experts, defended depositions, and drafted briefs during inter partes review (IPR) proceedings.

Dr. Chlebowski also has an active prosecution and counseling practice which includes drafting and prosecuting U.S. patent applications; pre-grant and post-grant procedures, including preissuance submissions; opinions on patentability, infringement, and freedom-to-operate; and strategic counseling on world-wide patent portfolios, including defensive strategies and litigation considerations. She is also familiar with foreign patent prosecution and proceedings, including oppositions before the European Patent Office (EPO). 


  • Ferring B.V. v. Watson Laboratories, Inc. (D. Nev., Fed. Cir.). Represented Ferring in Hatch-Waxman patent infringement litigations against two generic pharmaceutical companies concerning Abbreviated New Drug Applications (ANDAs) seeking FDA approval to market generic versions of Ferring's Lysteda®.
  • Henkel Corp. v. H.B. Fuller Co. (PTAB). Represents Henkel in inter parties reexamination proceeding.
  • Specialized involvement in foreign patent practice: participant in China IP Summer Institute sponsored by the Franklin-Pierce School of Law, work on European opposition proceedings, authored article relating to the proposed European Unified Patent Court.
  • Ordillas v. McDonald (CAVC, Fed. Cir.). Represented disabled veteran before U.S. Court of Appeals for Veterans Claims and the Federal Circuit.
  • Conducted independent research in a variety of areas including surfactants, anti-cancer agents, and organometallic catalysis.

Professional Recognition

  • Received the Achievement Rewards for College Scientists medal, Emory University (2004, 2005).
  • Howard Hughes Teacher Scholar, Emory University (2004-2005).

Professional Activities

  • American Intellectual Property Law Association
  • American Chemical Society

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