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

Steven B. Chang
Elissa L. Sanford
Long  Phan, Ph.D.
Yin Y. Nelson, Ph.D.
Jenchieh (Joseph) Yuan
Christopher  Ricciuti
Carl E. Schlier
Jianping (James)  Wu
Andrew M. Ollis
Ching-Cheng (Tony)  Chang
Norman F. Oblon
Teddy S. Gron
Grace E. Kim
Marina I. Miller, Ph.D.
Akihiro  Yamazaki
Stephen G. Baxter, Ph.D.
Eckhard H. Kuesters
Vincent K. Shier, Ph.D.
Craig R. Feinberg
Bogdan A. Zinchenko
Kevin Ross  Davis
Kevin L. Hartman, Ph.D.
John S. Kern
Christopher I. Donahue
Maki  Saitoh
Aldo  Martinez
Daniel J. Pereira, Ph.D.
Yuanyi (Alex) Zhang
Edwin D. Garlepp
Kurt M. Berger, Ph.D.
James R. Love
Nanlin  Wang, Ph.D.
Anna Z. Lloyd
Tao  Feng, Ph.D.
Arthur I. Neustadt
Peifang  Tian, Ph.D.
Jeffrey B. McIntyre
Alec M. Royka
John  Sipos
Robert T. Pous
Dale M. Shaw
Chika (Teranishi) Iitoyo
Kasumi  Kanetaka
Yorikatsu  Hohokabe, Ph.D.
Charles L. Gholz
Frank J. West
Stefan Uwe  Koschmieder, Ph.D.
David M. Longo, Ph.D.
Michael R. Casey, Ph.D.
Yanwen  Fei
Johnny  Ma
Colin B. Harris
Robert W. Downs
Yuki  Onoe
Thomas M. Cunningham, Ph.D.
Soumya  Panda
Philippe J.C. Signore, Ph.D.
Ryan W. Smith
Kevin M. McKinley
Surinder  Sachar
Tia D. Fenton
Eric W. Schweibenz
Aristotelis M. Psitos
Sameer  Gokhale
Nicholas  Rosa, Ph.D.
Richard D. Kelly
Derek  Lightner, Ph.D.
Alexander B. Englehart
Robert  Tarcu
John F. Presper
Erik M. Stang, Ph.D.
Jay E. Rowe, Jr., Ph.D.
J. Derek  Mason, Ph.D., CLP
Matthew H. Everhart, Ph.D.
Diane  Jones
Brian B. Darville


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.

Oblon Attorneys Recognized as Best Lawyers 2022

  • August 19, 2021
  • Firm News

Eight Oblon attorneys have been named to the 2022 edition of Best Lawyers in America. Best Lawyers is the oldest and most respected peer-review publication in the legal profession, and has been a publisher for more than three decades, earning the respect of the profession, the media and the public as the most reliable, unbiased source of legal referrals. The attorneys below have been nominated and reviewed by their peers on the basis of professional expertise. These are the Oblon attorneys who are listed in the 2022 edition of Best Lawyers in America.

Best Lawyers in America:

Michael R. Casey Ph.D. (2020)

  • Patent Law

Charles L. Gholz (2010)

  • Litigation - Patent

Derek Mason (2020)

  • Patent Law

Arthur I. Neustadt (2006)

  • Litigation - Intellectual Property
  • Litigation - Patent
  • Patent Law

Norman F. Oblon (2011)

  • Patent Law

Andrew M. Ollis (2020)

  • Patent Law

Eric W. Schweibenz (2020)

  • Patent Law

Best Lawyers in America: Ones to Watch:

Grace E. Kim (2021)

  • Intellectual Property Law
  • Patent Law

(Year) First year the lawyer was listed in any practice area.