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

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


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 Firm and Partners Recognized in IAM Patent 1000 2022

  • July 1, 2022
  • Firm News

Oblon’s Patent Prosecution practice and partners from the firm’s Chemical, Electrical & Mechanical and Litigation practices have received top national rankings in the 2022 edition of IAM Patent 1000: The World’s Leading Patent Professionals.

The following firm partners were selected as Leading Patent Professionals in the DC Metro Area: J. Derek Mason, Marina Miller, Daniel Pereira, and Philippe Signore, recommended for their work in Patent Prosecution. Partner Eric Schweibenz was recognized in both the DC Metro Area and on the National level for Litigation. Tia Fenton was also recognized in the DC Metro Area for Litigation. Yuki Onoe was recognized on the International level for her prosecution work in Japan.

The World’s Leading Patent Professionals 2022 is a stand-alone publication that identifies the top patent professionals in key jurisdictions around the globe.