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

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


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.

UNITED STATES: THE EBONYS Decision Reveals TTAB's Claim Preclusion Limits

  • January 24, 2022
  • Article
  • INTA - International Trademark Association

Associated People

Associated Practices

Brian Darville’s summary “UNITED STATES: THE EBONYS Decision Reveals TTAB’s Claim Preclusion Limits,” is featured in the INTA Bulletin Law & Practice Perspectives.