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Roy P. Zachariah, a registered patent lawyer with a deep background in electrical and computer engineering, is a shareholder in the firm’s Intellectual Property Practice and advises clients of all sizes on patent, trademark, and trade secret law, including prosecution, licensing, analyses, due diligence, and litigation. Roy develops and implements strategies for constructing and managing patent and trademark portfolios, prosecutes patent and trademark applications, and assesses infringement risk and patent invalidity for his clients. Roy also negotiates and drafts intellectual property agreements, including acquisition and sale agreements, intellectual property licenses, and assignments, and also conducts IP due diligence on IP portfolios for various types of corporate transactions.

Roy’s practice includes developing and implementing patent strategies for building patent portfolios, prosecuting patents, and counseling in a number of technology areas, including: computer science, computer engineering, telecommunications, artificial intelligence and machine learning systems, electronic hardware systems and devices, medical and health care systems and devices, mechanical systems and devices, content delivery systems, cybersecurity systems, blockchain and cryptocurrency technologies, big data, business methods, and a variety of other technology areas.

Prior to entering private practice, Roy gained experience as a software engineer/programmer and business analyst for a major entertainment and sports company and performed prior art searches in the technology and licensing department of a large university.


IP Legal Experience

  • Patent and trademark prosecution in the U.S. and abroad
    • Patent prosecution and appeals
    • Patent Cooperation Treaty (PCT) practice and procedures
    • Patent and trademark portfolio development strategies
  • Patent and trademark clearance, procurement, maintenance, enforcement, assignments, and licensing
  • IP counseling
  • IP due diligence for corporate transactions
  • Patentability, infringement, and invalidity opinions
  • IP litigation

Technical Experience

  • General software
  • Artificial intelligence, machine learning and neural networks
  • Semiconductor technologies
  • Big data technologies
  • Mobile applications
  • Cybersecurity and encryption technologies
  • Telecommunications technologies, including telephony system and devices, servers, routers, switches, gateways, satellite technologies, fiber technologies, wired and wireless network and device technologies, packet switching technologies, among other telecommunications technologies
  • Content delivery and distribution networks
  • Navigation technologies
  • Autonomous vehicles
  • Robotics
  • Home automation and smart devices
  • Wearable devices
  • Internet of things technologies
  • Virtual reality and augmented reality technologies
  • Virtual machines
  • Object and activity monitoring and detection systems
  • Processor and memory technologies
  • Natural language processing technologies
  • Computer-based business methods
  • FinTech
  • Blockchain and cryptocurrency technologies
  • Social media technologies
  • E-commerce technologies
  • Sensor-based technologies, including radio frequency technologies and tracking technologies
  • General computer hardware
  • Audio devices and systems, including speakers, microphones, voice recognition systems
  • Optical communication technologies
  • Medical devices and systems
  • Health care Systems
  • Renewable energy devices and systems
  • Human resource software
  • Interactive surface, user interface, and display technologies
  • Sporting goods and technologies
  • Consumer goods and appliances



  • Represented a global telecommunications company in filing patent applications, preparing opinions, and responding to office actions in the following technology areas: systems for managing networks, cellular technologies, content delivery devices and systems, systems for analyzing network metrics, routing devices and systems, acoustic-related devices and systems, unmanned aerial vehicle-related devices and systems, interactive surface devices and systems, wireless devices and systems, satellite device and systems, fiber technologies, health-related devices and systems, vehicle-related devices and systems, anti-malware devices and systems, encryption systems, cybersecurity systems, among other devices and systems.°
  • Represented clients in the medical sector, including preparing patent applications and patentability analyses for systems that manage and process patient-related information, medical device systems and technologies, systems including radio-frequency identification technologies, systems for managing electronic data records, systems for providing records reporting, systems including modification of processor functionality, systems including encryption technologies, systems for providing drug interaction analysis, among other systems.°
  • Represented speaker and audio technology companies in filing patent applications and responding to office actions in the following technology areas: speakers, microphones, headsets, ear buds, voice recognition systems, playback systems, streaming content systems, artificial intelligence, user interface technologies, speech and audio processing technologies, interference reduction technologies, among other technology areas.°
  • Represented a cybersecurity company in filing patent applications, preparing opinions, and responding to office actions in the following technology areas: multifactor authentication technologies, biometric technologies, sensor technologies, automation technologies, physical and cyber infrastructure technologies, smart building technologies, among other technologies.°
  • Represented an entertainment company with a large trademark portfolio and assisted with trademark clearance, trademark prosecution in the United States and abroad, trademark oppositions, and trademark licensing.°
  • Represented companies and individuals in connection with obtaining copyright registrations for various types of works.°
  • Represented various clients to conduct intellectual property due diligence and draft agreements for various types of corporate transactions.°
  • Represented various clients in the preparation of patentability opinions and freedom-to-operate opinions and analyses.°
  • Represented clients in the preparation and drafting of intellectual property, assignment, and licensing agreements for various portfolios.°

°The above representations were handled by Mr. Zachariah prior to his joining Greenberg Traurig, P.A.

  • Prior Art Examiner, The University of Florida Office of Technology and Licensing, 2006-2007
  • Software Engineer/Programmer/Business Analyst, CBS (now, 1999-2004

Recognition & Leadership

  • Member, The Florida Bar
  • Member, Palm Beach County Bar Association
    • Member, Intellectual Property Committee
  • Member, American Bar Association
  • Member, Palm Beach Tech Association
  • Member, South Asian Bar Association


  • J.D., University of Florida Levin College of Law, 2007
    • Certificate, Intellectual Property
    • Web-Editor, Journal of Technology Law and Policy
  • M.S., Electrical and Computer Engineering, Carnegie Mellon University, 2004
  • B.S., Electrical and Computer Engineering with a dual major in Business Administration, Carnegie Mellon University, 2003
  • Florida
  • U.S. Patent and Trademark Office
  • Spanish, Conversational