Gregory M. Lefkowitz

Gregory M. Lefkowitz: Attorney with Duane Morris LLP
  • Partner at Duane Morris LLP (801 Attorneys)
  • 201 South Biscayne Boulevard, Suite 3400, Miami, FL 33131
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Gregory M. Lefkowitz practices in all areas of intellectual property law, including patents, trademarks, trade secrets, and copyright law. He represents clients in a variety of industries and technologies, including light emitting diode (OLED) companies, publishers, flavor and fragrance producers, tool and tool accessory manufacturers, food producers and distributors, cosmetics manufacturers, dental implant and prosthetic producers, refractory material suppliers, and liquid bandages and chronic wound treatment developers.

Mr. Lefkowitz has performed detailed assessments of patent validity, infringement and enforceability issues for litigation matters, and has also counseled clients and drafted opinions in both litigation and pre-litigation scenarios. He has represented clients in a wide range of intellectual property litigation matters at all levels of the Federal court system, as well as appeals and Inter Partes Reviews before the U.S. Patent Office.

Mr. Lefkowitz has secured hundreds of patents-both domestically and internationally-for clients in a variety of technologies, including chemistry, materials science, mechanical engineering, and biotechnology. Prior to entering the practice of law, Mr. Lefkowitz was a research scientist at Kimberly-Clark Corporation, where he led teams developing material and chemical technologies and was a co-inventor of five patents.

Mr. Lefkowitz has helped companies in the selection of trademarks as well as the protection and enforcement of trademark portfolios and related rights. He also assists companies in the transfer and licensing of intellectual property rights both individually and as part of large transactions, such as mergers and asset purchase agreements.

Mr. Lefkowitz is a 2006 graduate of the University of Florida, Levin College of Law, where he received high honors and was elected to the Order of the Coif. He also holds a B.S. with honors in Chemical Engineering from the University of Florida.


•Duane Morris LLP
- Partner, 2015-present
- Associate, 2010-2014
•Novak Druce + Quigg LLP
- Senior Associate, 2008-2010
•Akerman Senterfitt
- Associate, 2005-2008
•Kimberly-Clark Corporation
- Scientist/Team Leader, 1996-2003

Selected Speaking Engagements

•Panelist, Managing IP in Complex Deal Structures, CoDev 2012, La Jolla, California, February 15, 2012
•Panelist, From Formation to Funding: What Keeps Entrepreneurs Up At Night, University of Florida's Innovation Hub, January 26, 2012

Selected Publications

•Featured in Number of Unaccompanied Minors Arriving Illegally in U.S. is Rising, describing Duane Morris attorneys assisting unaccompanied minor immigrants, Miami Herald, March 27, 2014

Honors and Awards

•Named a Up and Coming Attorney in Florida Trend Legal Elite, 2014
•Member, 2014 Managing Intellectual Property North America Awards: Top Patent Litigation Practice in the Southern United States
•Named a Rising Star in Super Lawyers Rising Star section, 2013-2016

(Also at Boca Raton Office)

Areas of Practice (5)

  • Intellectual Property
  • Patents
  • Copyright
  • Patent
  • Trademark

Education & Credentials

Contact Information:
561 962 2110  Phone
561 634 2161  Fax
University Attended:
University of Florida, B.S., Chemical Engineering, with high honors, 1999
Law School Attended:
University of Florida Levin College of Law, J.D., with high honors, Research Editor, Journal of Law and Public Policy, Order of the Coif, 2006
Year of First Admission:
U.S. District Court for the Southern District of Florida; U.S. Court of Appeals for the Federal Circuit; U.S. District Court for the Middle District of Florida; U.S. Patent and Trademark Office; Florida; Supreme Court of the United States

Professional Activities

•Pro Bono - Children's Dependency matters
•American Bar Association
•Palm Beach County Bar Association
•The Florida Bar

Birth Information:
Reported Cases:
Representative Matters: Aspex Eyewear Inc. v. Zenni Optical, LLC, 0: 09-cv-61468 (S.D. Fla.). Obtained summary judgment decision barring patent infringement claims on grounds of collateral estoppel in litigation related to magnetically attached sunglass frames for eyeglasses.; Defended leading enterprise software company and its decision support software against infringement claims based on four patents relating to object-oriented programming and relational database technology.; Represented Amici Curiae, including Hewlett-Packard, Abbyy USA Software House and Netapp, in support of a petition for a writ of certiorari from the U.S. Supreme Court.; Conducted prior art review and developed invalidity positions for Inter Partes Review request filed against patents owned by non-practicing entity, Zond, Inc.; Outside the Box Innovations, LLC, et al. v. Travel Caddy, Inc., et al. (Fed. Cir.). Federal Circuit upheld a lower court ruling that client's carrying cases for tools did not infringe appellant's patents.; General Mills, Inc. v. Hom/Ade Food Sales, Inc., 2: 06-cv-00003-TJW (E.D. Tex.). Represented defendant against claims that it infringed a General Mills patent directed to frozen biscuits. Case settled shortly before Markman hearing.; Intelligent Designs 2000 Corp. v. Sprint/United Management Co., et al., 11-cv-00437 (D. Colo.). Represented Home Depot in patent infringement litigation related to cell phone holders. Case settled.; Sandow Media, LLC v. Fix Medical Spa, LLC, 2: 11-cv-00854-RSM (W.D. Wash.). Represented beauty product retailer and magazine publisher in an action for infringement of the NEWBEAUTY trademark and trade dress infringement brought against a beauty salon and medical spa. Case settled.; Sandow Media, LLC v. Renew Beauty Med Spa, Inc., 3: 11-cv-02082-G (N.D. Texas). Represented beauty product retailer and magazine publisher in an action for infringement of the NEWBEAUTY trademark and trade dress infringement brought against a beauty salon and medical spa. Case settled.; Represented Quest Diagnostic in the sale of a stream of royalty revenue from commercialization of the drug candidate Ibrutinib to Royal Pharma for $485 million in cash.; Represented various companies in asset purchase agreements involving the purchase or sale of intellectual property assets.; Represented numerous nonprofit organizations in their efforts to obtain trademark registrations, as well as protect and defend their rights against third-parties.

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Miami, Florida

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