Areas of Practice
  • New York University School of Law, J.D., 1995
  • University of Pennsylvania, M.S.E.E., 1988
  • Massachusetts Institute of Technology, S.B.E.E., 1986
Judicial Clerkships
  • Hon. Roger Andewelt, US Court of Federal Claims, 1995-1996
Bar & Court Admissions
  • New York
  • New Jersey
  • US Court of Federal Claims
  • US District Court for the District of New Jersey
  • US District Court for the Eastern District of New York
  • US District Court for the Southern District of New York
  • US Patent and Trademark Office

Robert L. Greenfeld

Of Counsel
1114 Avenue of the Americas
New York NY 10036
TEL: +1 212 378 7605
FAX: +1 212 506 3950

Bobby Greenfeld is of counsel in Steptoe’s New York office and focuses on intellectual property litigation, prosecution, and client counseling.  His experience includes all aspects of litigation, from case management and pre-litigation evaluation to motion practice, trials, and appeals, including in Federal District courts, the US International Trade Commission, and New York State courts.  He has litigated and prosecuted matters covering a broad range of technologies, including consumer electronics, software systems and databases, telecommunications, semiconductors, medical imaging, business methods and e-commerce, mechanical systems, photography and xerography, chemicals, pharmaceuticals (Hatch-Waxman), bioengineering, and surgical instruments.

Apart from his litigation experience, Mr. Greenfeld is registered to practice before the United States Patent and Trademark Ofiice (PTO) and has deep experience in all aspects of PTO practice.  In addition to managing the prosecution of high-value patent applications, he has pursued numerous PTO appeals and has played a key role in several interferences.  Mr. Greenfeld has also been involved in post-grant review proceedings, including ex parte reexaminations, inter partes reviews, and covered business method proceedings.

During law school, Mr. Greenfeld served an internship for the Hon. Robert Patterson of the US District Court, Southern District of New York.  Prior to law school, he worked as an engineer at AT&T Bell Labs developing and testing undersea and terrestrial fiber optics telephone systems.  Before that, Mr. Greenfeld performed graduate research in electrical engineering, with a concentration in biophysics, at the University of Pennsylvania, where he received a master’s degree and published papers in the Proceedings of the National Academy of Sciences USA and Analytical Biochemistry, as well as a chapter in Photon Migration in Tissues.  As an undergraduate at MIT, Mr. Greenfeld majored in electrical engineering, with a concentration in bioengineering.  He has been registered as a Professional Engineer in New York State since 1992.

Mr. Greenfeld is a member of the New York Intellectual Property Law Association (NYIPLA) and has been co-chair of the NYIPLA Publications Committee since 2011.  He has also appeared on Jeopardy!.®

Representative Matters


  • Memory Integrity LLC v. Google Inc. (D. Del.) (shared memory for multi-processor systems)
  • PixArt Imaging, Inc. v. Avago Technologies General IP (Singapore) Pte. Ltd. (N.D. Cal.) (optical mouse sensors)
  • Samsung SDI Co. Ltd. v. Panasonic Corp. and Matsushita Electric Industrial Co. Ltd. (C.D. Cal.) (plasma TVs)
  • Metrologic Instruments, Inc. v. Symbol Techs., Inc. (3d Cir. & D.N.J.) (bar code scanners)


  • IPEG LLC v. Valley National Bank (D.N.J.) (banking software)
  • Technology Innovations Associates LLC v. T-Mobile USA, Inc. (D. Del.) (indexing software)
  • Meteora v. Marshal8E6 (C.D. Cal.) (word-checking software)

Telecommunications and Networking

  • SPH America LLC v. AT&T Mobility (S.D. Cal.) (3G and Wi-Fi technology)
  • TriQuint Semiconductor, Inc. v. Avago Technologies Ltd. (D. Ariz.) (cell phone filters)
  • Network Signatures Inc. v. Time Warner Cable Inc. (C.D. Cal.) (network authentication technology)
  • CIF Licensing, LLC v. Agere Systems, Inc. (D. Del.) (analog modems)

Business Methods and e-Commerce

  • Sprogis v. JVL Ventures LLC (D. Del.) (payment systems)
  • Eclipse IP v. Hautelook, Inc. and Nespresso USA (S.D. Fla.) (package tracking systems)
  • Deaton et al. v. O’Brien et al. (USPTO Interference) (supermarket checkout incentives)

Medical Systems

  • In re NeuroGrafix ‘360 Patent Litigation (D. Mass.) (nerve imaging and MRI)
  • Brain Life LLC v. Elekta Inc. (S.D. Cal.) (surgical treatment and imaging software)
  • Elazar v. Petrushin (USPTO Interference) (vocal emotion recognition technology)
  • Berall v. Verathon Inc. (S.D.N.Y.) (video laryngoscope)

Hatch-Waxman and Pharmaceuticals   

  • Pfizer Inc. v. Bayer and Lilly ICOS (D. Del.) (Viagra® (sildenafil citrate))
  • Pfizer Inc. v. Zenith Goldline Pharms. (D.N.J.) (Zoloft® (sertraline hydrochloride))
  • University of Rochester v. Pfizer Inc. (W.D.N.Y.) (Celebrex® (celecoxib))
  • Pfizer Inc. v. Teva Pharms. (D.N.J.) (Neurontin® (gabapentin))


  • Clean Air Engineering Maritime Inc. v. Advanced Cleanup Technologies Inc. (C.D. Cal.) (ship exhaust treatment)
  • Exxon Corp. v. Phillips Petroleum Co. (S.D. Tex.) (chemical catalysts)
  • ABB Air Preheater v. Regenerative Environmental Equip. Co. (D.N.J.) (incineration equipment)
  • Novo Nordisk A/S v. Genencor Int’l, Inc. (D. Del.) (detergent enzymes)

Commercial Litigation

  • Bagir v. Kisz Bier and Sam Olshin (NY Sup. Ct.) (contract dispute)
  • Decima Ventures v. New Products Int’l (NY Sup. Ct.) (contract dispute)
  • Estate of Filomen D’Agostino Greenberg (NY Surrogates’ Ct.) (estate litigation)

 Read a comprehensive list of Mr. Greenfeld’s representative matters

Select News & Events

Selected Publications

Professional Affiliations

  • New York Intellectual Property Law Association (NYIPLA)
  • MIT Alumni Club of New York