Mr. Stein is a registered patent attorney, whose practice comprises all aspects of intellectual property law, including analyzing, procuring, challenging and enforcing patents, trademarks, copyrights and trade secrets, providing strategic intellectual property counseling services and handling all types of transactional matters (e.g., licensing, joint ventures, engagement of consultants, research agreements, etc.) involving intellectual property on behalf of individuals, small businesses, hospitals, research institutions and multinational corporations. His patent practice encompasses a wide variety of technologies, including those in the electronics, computer, security, communications, Internet, packaging, plastic wares, medical device and instrumentation fields.

Awards & Recognition

  • Chambers USA Top Ranked in Intellectual Property, 2007–2017
  • Best Lawyers in America, 2007-2019
  • Pennsylvania Super Lawyers, 2005-2018
  • Martindale Hubbell AV Preeminent Rated
  • Eta Kappa Nu Electrical Engineering Honor Society
  • American University Washington College of Law, Law Review
  • American University Washington College of Law Mussey Prize for Highest Scholastic Average

Industries Served

  • Communications
  • Computers and computer software
  • Information Technologies
  • Telecommunications including Internet and RFID
  • Medical Devices & Instrumentation
  • Packaging
  • Security & Tracking
  • Imaging

Related Representative Matters

  • Salvaged valuable patent coverage from patent applications narrowly drafted and ineffectively prosecuted by prior counsel for medical device manufacturer
  • Represented a leading national retailer in providing freedom to operate opinions
  • Provide strategic IP counseling and patent prosecution services to a leading company in the packaging industry
  • Conducted due diligence studies for a major corporate client’s numerous multi-million dollar corporate acquisitions
  • Assisted a small business by successfully preparing and prosecuting hundreds of its medical device patents to the point where it has become a NASDAQ company and its products are considered the standard of care in its field
  • Related Posts

  • The Deepest Bench of the Best Lawyers
  • Caesar Rivise PC Receives Tier 1 Ranking in 2019 from Best Lawyers – U.S. News & World Report
  • Medical Device Award Honors Long-Time Caesar Rivise Client
  • Caesar Rivise Attorneys Named to 2017 Pennsylvania Super Lawyers
  • Caesar Rivise Attorneys Named to 2017 “Best Lawyers in America”
  • CR Attorneys Named 2016 Pennsylvania Super Lawyers


  • Pennsylvania
  • District of Columbia
  • U.S. Patent and Trademark Office
  • U.S. District Court E.D.Pa
  • U.S. Court of Appeals Federal Circuit
  • U.S. Court of Appeals 3rd Circuit


  • J.D., American University, Washington College of Law
  • B.S.E.E., Drexel University

Contact Us

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Our Office

  • Philadelphia Office


    1635 Market Street
    12th Floor
    Philadelphia, Pennsylvania 19103