Alfredo A. Perez de Alejo is a trial lawyer with more than a decade of experience in patent law. Mr. Perez de Alejo’s experience encompasses all aspects of patent law including obtaining, licensing and enforcing patent rights.

Mr. Perez de Alejo has represented some of the world’s most innovative companies, including Apple, Microsoft, Pirelli, InterDigital and Monster Inc., in complex litigation matters.

His litigation experience includes successfully representing clients before the International Trade Commission and in federal district courts. His extensive court experience has helped him provide a unique and valuable perspective to help his clients build stronger patent portfolios and better evaluate risk.

Mr. Perez de Alejo’s clients benefit from his experience with a diverse mix of technologies, including:

  • Oxidative chemistry and catalysis
  • Wireless and cellular, including LTE, UMTS and 802.11
  • Data encryption
  • Mobile devices
  • Medical devices
    • Advanced imaging
    • Sent technologies
  • E-commerce
  • Directory assistance
  • PCR (polymerase chain reaction)
  • Signal and audio recognition and identification of digital information
  • Semiconductors and LEDs
  • Fiber optics

This experience is further supplemented by Mr. Perez de Alejo’s degrees in Biochemistry and Biotechnology.

Mr. Perez de Alejo is also dedicated to ensuring that underprivileged individuals have access to legal services, and has personally offered hundreds of pro bono hours.

Representative Matters

  • InterDigital Communications, Inc. v. ZTE Corp. (D. Del.) – Represented InterDigital in a multi-patent infringement case concerning wireless technologies for mobile devices and networks. The case culminated in a win for InterDigital with the jury finding InterDigital’s patents valid and infringed.
  • Apple in numerous matters.
  • Dolby Labs. Licensing Corp. v. Monster, Inc., (N.D. Cal.) – Represented Monster, Inc. in a trademark infringement and unfair competition case involving Monster’s “M” trademark, and obtained a favorable resolution for Monster.
  • Certain Set-Top Boxes and Hardware and Software Components Thereof, 337-TD-561 –
    Represented complainant Microsoft in an ITC investigation seeking exclusion of TiVo’s DVRs. The Investigation favorably settled after the ITC hearing.
  • Blue Spike, LLC v. Yahoo! Inc. (N.D. Cal.) – Represented Yahoo! against Blue Spike in a patent infringement case involving technology for signal recognition and identification of digital information, in the Eastern District of Texas, and obtained a favorable resolution.
  • Grape Tech. Group, Inc. & kgb USA, Inc. v. Jingle Networks, Inc. (D. Del.) –Managed the validity portion of a patent litigation concerning directory assistance patents. The case culminated with the jury finding all patents valid.
  • Board of Trustees Leland Stanford University v. Pirelli (C.D. Cal.) – Represented Pirelli against Stanford University in a patent infringement case involving fiber optic technology, and obtained a favorable resolution for Pirelli.


  • Rutgers School of Law, Newark (J.D.)
  • Rutgers University
    • Biochemistry (B.S.)
    • Biotechnology (B.S.)

Bar Admissions

  • New York State Bar
  • Southern District of New York


  • Named a Thomson Reuters® Super Lawyers® “Rising Star” for IP litigation on three separate occasions.

Professional Affiliations

  • Hispanic National Bar Association

Prior Affiliations

  • Latham & Watkins
  • Weil, Gotshal & Manges