Ariel Reinitz

Ariel Reinitz


Ariel Reinitz


Phone: 646-494-6909


Ariel advises technology companies on Intellectual Property issues including strategic Patent and Trademark portfolio development, risk assessment (including non-infringement and freedom-to-operate opinions), investment/M&A due diligence, licensing, and IP disputes/litigation.

As a former software developer, Ariel works seamlessly with clients across technologies including artificial intelligence (“AI”), machine vision, robotics, UAVs (“drones”), cybersecurity, cloud computing, Big Data, Internet of Things (“IoT”), automotive technologies, FinTech + Blockchain, CleanTech, and medical devices. 

As a patent attorney, Ariel has worked closely with numerous Fortune 100 corporations and brings an insider’s perspective to the way leading IP portfolios are developed, managed, and leveraged.

In addition to advising industry leaders, a significant portion of Ariel’s practice focuses on startups and mid-size companies. Geographically, Ariel’s client base spans the globe, from Silicon Valley to New York to Europe, Israel, Asia, and beyond. This unique perspective enables Ariel to effectively counsel companies at all stages of growth and help position them for future success.

Ariel also routinely manages design patent, trademark (including mark selection, registration, and enforcement), copyright (including open source compliance), and trade secret matters.

Ariel has been recognized by Best Lawyers and New York Super Lawyers for his work in Intellectual Property and IP Litigation.


  • Benjamin N. Cardozo School of Law, J.D.
  • Yeshiva University, BA (Computer Science)


  • New York
  • New Jersey (inactive)
  • U.S. District Court, Eastern District of Michigan
  • U.S. District Court, Southern District of New York
  • U.S. District Court, District of Utah
  • U.S. Court of Appeals, Second Circuit


  • Best Lawyers in America (2023 edition) – Recognized for Intellectual Property Litigation in New York
  • New York Super Lawyers – ‘Rising Star’ in Intellectual Property (2013 – 2021)