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
Learn More +

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.

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Our Blogs

Oblon Management Update

  • April 4, 2024
  • Firm News

Oblon is pleased to report that its Management Committee elected Philippe Signore as its Managing Partner. Dr. Signore was Managing Partner from 2018 to 2023 and took a sabbatical from the position.  “I am honored to have been re-elected, and I look forward to working closely with our attorneys and our staff to continue to provide high-quality, value-added service to our clients for many years to come,” said Dr. Signore.  The Management Committee also elected Akihiro Yamazaki as the Firm’s Deputy Managing Partner, and elected Ryan Smith, Partner in the Electrical/Mechanical Practice Group, to the Management Committee.  Earlier this year, Partner Yuki Onoe was named Head of the Chemical Department, Partner Grace Kim was promoted to Deputy Head of the Chemical Department, and James Love was named Head of the Electrical/Mechanical Department.  “Our firm is privileged to have a leadership team with great talent and diversity,” said Dr. Signore.