Daniel is a patent attorney registered to practice before the United States Patent and Trademark Office, with significant experience in representing technology clients in all aspects of intellectual property-related matters, including litigation, appeals and inter party reexamination proceedings (IPRs), and prosecuting patent applications in a variety of technologies, including computer software, blockchains and digital currency, analytics and big data systems, artificial intelligence, wireless communications and computer hardware, electronics, medical, surgical and optical devices, business methods, mechanical and electro-mechanical devices and other technologies. 

His practice also includes preparation of patentability, non-infringement, invalidity and freedom-to-operate opinions, advice on copyright and trade secret matters, negotiation and drafting of IP-related agreements for e-commerce, wireless device apps, Internet and technology clients, due diligence studies and IP portfolio management and evaluation for start-ups and established technology companies.

“Choose a job you love, and you never have to work a day in your life” - Confucius

Community & Professional Activities

New York Intellectual Property Law Association

Copyright Society of the USA

International Trademark Association

New York Bar Association



Daniel has successfully represented clients in high profile patent infringement, trade secret and copyright jury and bench trials, arbitration proceedings and appeals involving patents and other intellectual property covering computer software and hardware, computerized business methods, blockchains and digital currency, system analytics and artificial intelligence, surgical and medical devices, wireless technologies, ultrasound technologies, financial solution systems and B2B solutions, telecommunications, voice and data compression, image processing, mechanical and electro-mechanical devices in various fields (including medical diagnostics, surgical and consumer electronics areas).

Prior Experience

Amster Rothstein & Ebenstein, LLP (1998-2000)

Chadbourne & Parke LLP (2000-2005)

Howrey LLP (2007-2009)

Kaplan Breyer Schwarz & Ottesen, LLP (2012-2017)



New York University, BS (Computer Science & Mathematics), 1986

Fordham University School of Law, J.D., 1996


  • New York
  • U.S. Court of Appeals for the Federal Circuit
  • U.S. District Court for the Southern District of New York
  • U.S. District Court for the Eastern District of New York
  • U.S. Patent and Trademark Office
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