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Robert L. Greenberg

Robert L. Greenberg

Marijuana Lawyer
New York, NY
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About Robert L. Greenberg

Attorney Biography

Robert L. Greenberg is a Registered Patent Attorney licensed to practice before the United States Patent and Trademark Office as well as the courts of New York, New Jersey, and several federal district and appellate courts.

Mr. Greenberg is a graduate of the University of Michigan Law School where he served as articles editor of the Michigan Telecommunications and Technology Law Review. While in law school, he worked in the chambers of a federal judge in Manhattan.

He also earned his Master of Science in Electrical and Computer Engineering from Rutgers University and received his Bachelor of Arts Magna Cum Laude with High Honors in Economics from Brandeis University. His academic writings include issues such as wireless security vulnerabilities, open-source software development, application of election law to the Internet, and the copyright of orphan works.

Since graduating law school he has served as an Assistant District Attorney in New York City handling hundreds of criminal matters. He has also worked at several boutique patent and intellectual property firms, where he has handled numerous matters for U.S. and international corporations as well as individual inventors.

In addition to his firm, Mr. Greenberg serves as a Captain / Judge Advocate in the New York Guard where he provides free legal services for soldiers, sailors, airmen, marines, coast guardsmen, and their families. He is also the President of Definite Testing.

Practice Areas

Marijuana Law (100%)

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Résumé - Robert L. Greenberg


The University of Michigan Law School


National Organization for the Reform of Marijuana Laws
Lifetime Member,
Legal Committee
National Organization for the Reform of Marijuana Laws

Commercial Recognitions

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Recognized for Community Leadership
Lawyer Legion

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Recognized for Professional Involvement
Lawyer Legion

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Contact Robert L. Greenberg

Robert L. Greenberg

767 Third Avenue 24th Floor
New York, NY 10017
Office: 646-360-0077

More Information

Nonprofit Organizations

National Organization for the Reform of Marijuana Laws NLC -

More than 350 criminal defense attorneys belong to the NORML National Legal Committee (NLC). Members of the NORML NLC include many prominent criminal defense lawyers who are dedicated to ending prohibition of marijuana through education, legal reform and activism. Attorneys focused on other practice areas also belong to the organization.

NLC members are listed on the NORML website, are eligible for the NLC e-mail discussion group, receive the weekly email press release, and NORML News.