the firm's post-grant practitioners are some of the most experienced in the country.


Artificial Intelligence (AI)
Artificial Intelligence (AI)
Digital Health
Digital Health
Energy & Renewables
Energy & Renewables

Fast Facts

About Our

Law Firm

About Our Law Firm

Headquartered within steps of the USPTO with an affiliate office in Tokyo, Oblon is one of the largest law firms in the United States focused exclusively on intellectual property law.

Get to know our


Get to know our History

Norman Oblon with Stanley Fisher and Marvin Spivak launched what was to become Oblon, McClelland, Maier & Neustadt, LLP, one of the nation's leading full-service intellectual property law firms.

Our Local and

Global Reach

Our Local and Global Reach

Outside the US, we service companies based in Japan, France, Germany, Italy, Saudi Arabia, and farther corners of the world. Our culturally aware attorneys speak many languages, including Japanese, French, German, Mandarin, Korean, Russian, Arabic, Farsi, Chinese.

A few of our


A few of our ACCOLADES

Oblon's professionals provide industry-leading IP legal services to many of the world's most admired innovators and brands.




From the minute you walk through our doors, you'll become a valuable part of a team that fosters a culture of innovation, client service and collegiality.

A few ways to

GET In Touch

A few ways to GET In Touch
US Office

Telephone: 703-413-3000
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Tokyo Office

Telephone: +81-3-6212-0550
Learn More +


Patent Forms

Downloadable Patent Forms

The United States Patent and Trademark Office (USPTO) issued final rules implementing the inventor's oath or declaration provisions of the America Invents Act (AIA) on August 14, 2012.

Christopher  Ricciuti

Christopher Ricciuti

Partner βˆ™ US Office
T: (703) 412-3527
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Representative Matters

  • Co-lead counsel for Roku in a patent-infringement action concerning video-streaming technology. Diatek Licensing v. Roku, 6:21-cv-00777 (W.D. Tex.)
  • Counsel for Prysmian in a patent-infringement action regarding fire proof cable splices. RSCC Wire & Cable v. Prysmian Cable and Systems, 1:20-cv-12219 (D. Mass.)
  • Counsel for Mixed in Key in a patent-infringement action regarding music composition software. Mixed In Key v. Hexachords SAS, 1:20-cv-24653 (S.D.Fla.)
  • Counsel for Roku in a patent-infringement action concerning streaming media players and TV technology. MV3 Partners v. Roku, 6:18-cv-00308 (W.D.Tex.)
  • Counsel for Transitions Optical and Essilor in a patent-infringement action concerning photochromic dye technology. AlphaMicron, Inc. v. Transitions Optical, et al., 8:19-cv-1068 (M.D. Fla.)
  • Counsel for Plastic Omnium in a patent infringement action regarding automotive fuel tank assemblies. Plastic Omnium Advanced Innovation and Research v. Donghee America, Inc. et al., 1-16-cv-00187 (D.Del.)
  • Counsel for Command Web Offset Company, Inc., Sandy Alexander, Inc., Specialty Promotions, Inc., and Worzalla Publishing Company in Multi-District patent infringement litigation concerning patents relating generally to methods for receiving customer files, using a computer network to perform various prepress functions, and creating a PDF file. In re CTP Innovations, LLC Patent Litigation Actions (MDL Case No. 14-md-02581-MJG)
  • Counsel for SkyHawke in a patent-infringement action concerning graphical user interfaces for handheld electronics. L&H Concepts v. SkyHawke Technologies, 2:13-cv-00199 (E.D.Tex); 3:14-cv-00224 (S.D.Miss.)
  • Counsel for L’Oreal in a patent-infringement action regarding sunscreen technology. L'Oreal SA et al v. MSD Consumer Care, Inc., 1-12-cv-99 (D. Del.)
  • Counsel for Kyorin, Senju, and Allergan in ANDA litigation involving ophthalmic solutions. Kyorin et al. v. Apotex, 07-cv-779 (D. Del.)