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

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


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.

Brian B. Darville

Brian B. Darville

Senior Counsel ∙ US Office
T: (703) 413-3000
Join My LinkedIn Network
Download My vCard
Download Summary PDF
Download Detailed PDF

Brian Darville chairs the Trademark and Copyright Practice Group at Oblon. He has over two decades of litigation experience in federal courts throughout the U.S. focused primarily on trademark and copyright litigation. He counsels clients regularly on trademark, unfair competition, copyright, and ecommerce legal issues and has experience in all aspects of trademark and copyright prosecution, including clearance opinions, trademark portfolio management, licensing and enforcement. He regularly handles software copyright infringement litigation. Mr. Darville also frequently handles administrative proceedings before the Trademark Trial and Appeal Board.

Mr. Darville received a B.A. in Economics from the University of Virginia, his law degree (Juris Doctor) from the University of Virginia School of Law, and an LL.M. in Patent and Intellectual Property Law, with Highest Honors, from the George Washington University Law School.

He is admitted to practice before the Virginia State Bar and the District of Columbia Bar. He is also admitted to practice before numerous United States District Courts and United States Circuit Courts of Appeals.

Mr. Darville is a member of the International Trademark Association, the American Intellectual Property Law Association, the Copyright Society of the U.S.A., as well as other professional associations.

He speaks and writes frequently on trademark, copyright and ecommerce legal issues.


  • University of Virginia (J.D.)
  • George Washington University Law School (LL.M., highest honors)
    • Patent & Intellectual Property Law
  • University of Virginia (B.A.)
    • Economics


  • Virginia
  • District of Columbia
  • U.S. Court of Appeals for the Federal Circuit
  • U.S. Court of Appeals for the Fourth Circuit
  • U.S. District Court for the District of Colorado
  • U.S. District Court for the Northern District of Illinois
  • U.S. District Court for the Eastern District of Virginia
  • U.S. District Court for the Western District of Virginia
  • U.S. District Court for the Eastern District of Wisconsin

Professional Affiliations

  • American Intellectual Property Law Association
    • Board of Directors, 2009-2012
    • Chair, Trademark Law Committee, 2005-2007
    • Vice Chair, Trademark Law Committee, 2004-2005
    • Chair, Trademark Internet/Cyberspace Committee, 2002-2004
    • Vice Chair, Trademark Internet/Cyberspace Committee, 2001-2002
  • Copyright Society of the U.S.A.
  • Federal Bar Association
  • International Trademark Association
    • Membership Committee, Law Firm Subcommittee, 2007-2009
    • Editorial Board Member, The Trademark Reporter, 2002-2003
  • Internet Law & Business
    • Trademark Editor, 2004-Present
  • Legal Services of Northern Virginia
    • Board of Directors, 2006-2008
  • Licensing Executives Society