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

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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

History

Get to know our History

1968
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

ACCOLADES

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.

OPPORTUNITIES FOR YOUR

Career

OPPORTUNITIES FOR YOUR Career

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
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Downloadable

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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Oblon and Firm's Attorneys Highly Ranked in 2023 IAM Patent 1000

  • June 29, 2023
  • Firm News

We are pleased to announce that the firm and several of the firm’s attorneys have been highly ranked in the 2023 edition of IAM Patent 1000: The World’s Leading Patent Professionals.

The IAM Patent 1000 is highly regarded as a top “go-to” resource for those seeking to identify world-class, private practice patent counsel and leading expert witnesses in the United States. Oblon was recognized at the bronze level in the United States DC metro area category, and also was recognized for international and Japan.

The IAM Patent 1000 identifies Oblon as “home to a deep bench of technical specialists who can advise on almost any patent matter,” with an office in Tokyo, Japan, that “attracts top companies such as Toyota, Sony, Fuji Corp and Toshiba.”

The firm’s attorneys who are recommended in the 2023 IAM Patent 1000 are as follows: 

David M. Longo, Ph.D., partner in the Electrical, Mechanical and Design practice groups, and chair of the Prosecution Management Committee. The IAM Patent 1000 identifies Longo as a “material science and engineering Ph.D., who combines his technical and legal expertise to support his clientele, including The Swatch Group and Philip Morris International.”

Marina I. Miller, Ph.D., partner in the Chemical Patent Prosecution group. The IAM Patent 1000 describes Miller as “a molecular biology and biochemistry specialist who provides strategic advice on patent prosecution and portfolio management.” 

Yuki Onoe, partner, head of the Tokyo office, co-head of the Chemical Practice Group and member of the Life Sciences and Litigation practice groups. The IAM Patent 1000 profiles Onoe as “skilled in life sciences and cutting-edge technologies such as machine learning and AI” and “known for her incisive pre-litigation advice, especially for pharmaceutical companies.”

Philippe J.C. Signore, Ph.D., partner in the Electrical and Mechanical Patent Prosecution group, Patent Litigation group, and Counseling and Strategic Advice group. The IAM Patent 1000 describes Signore as representing “some of the world’s leading companies and is a renowned speaker on U.S. patent law, lecturing across North America, Asia and Europe.”

The IAM Patent 1000 rankings were determined through extensive research including 1,800 interviews with attorneys at law, patent attorneys and in-house counsel to gather market intelligence on the leading players in the field. Evaluations are based on factors such as depth of knowledge, market presence, and the level of work on which firms and attorneys are typically instructed, as well as positive peer and client feedback.