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.

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Our Blogs

Colin B. Harris

Colin B. Harris

Partner ∙ US Office
T: (703) 412-6209
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Representative Matters

  • Provides counsel to a spice, herb, seasoning, specialty foods and flavor manufacturer on a broad range of issues, including preparing opinions and drafting and prosecuting patent applications.
  • Represents an automobile manufacturer in protecting a wide range of technologies - from suspensions and transmissions to fuel cells and hybrid power trains.
  • Represents a digital office solutions company in protecting technologies related to printing and other imaging devices. He has prosecuted patent applications, including applications under accelerated examination, and provided opinions for the company.
  • Represents a producer of automotive components in obtaining design patent protection by drafting new applications, filing design divisional applications from existing utility applications, and conducting in-person interviews with Design Patent Examiners at the United States Patent and Trademark Office (USPTO).
  • Represents a chemical and cosmetics company. His work includes drafting and prosecuting design and utility applications for the company.