







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.

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.

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.

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.

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.
by Sana Tahir, Law Clerk and Andrew Ollis, Partner
by Andrew Ollis, Partner and Sana Tahir, Law Clerk





Oblon is proud to announce that five attorneys have been selected by their peers for inclusion in the 2018 edition of the The Best Lawyers in America. We are pleased to congratulate Norman Oblon, Arthur Neustadt, Charles Gholz, and the Honorable Gerald Mossinghoff.
The Best Lawyers in America
Oblon is proud to announce that the firm has been ranked as one of the top firms handling Mayo/Myriad Rejections by Juristat.
Oblon is recognized for Top 150 Under 150, Vault's list of leading midsize law firms.
Vault
Oblon is ranked in the top 10 list for Best IP Boutique Law Firms by Vault.
Vault
Derek Mason has been recognized as the "IP Transactions Legal Advisor of the Year - USA" by M&A Insider Awards 2017.
M&A Insider
Oblon's Intellectual Property practice has received a prestigious Band 1 ranking from Chambers & Partners USA. The publication identified the firm as one of Northern Virginia's leading firms in the area of intellectual property law, while also ranking four Oblon partners whose specialties range from full IP litigation to prosecution and handling proceedings before the Patent Trial and Appeal Board (PTAB).
Chambers & Partners USA
Oblon is proud to announce that partner J. Derek Mason, Ph.D., CLP has been selected by Intellectual Asset Management for its annual Strategy 300 guide of "The World's Leading IP Strategists 2017."
IAM Strategy 300 by IAM
One Oblon attorney has been recognized in Managing Intellectual Property's IP Stars 2017.
Managing IP
Alexander Hadjis is featured in this Law360's article.
Oblon Ranked Among Top 20 Patent Firms by Juristat.
Juristat
