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


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.

USPTO Creates New ePetition Resource Page Along with New and Updated Petition Forms

  • September 12, 2022
  • Firm News

On September 8, 2022, the U.S. Patent and Trademark Office (USPTO) announced that it created a new electronic Petition (“ePetition”) resource page. The new ePetition resource page is available at:  According to the USPTO, the ePetition resource page has “a fresher look,” is “easier to navigate,” and contains updated content. 

The USPTO also announced that it created two new petition forms:  (1) Form PTO/SB/458, for petitions to accept an unintentionally delayed foreign priority claim; and (2) Form PTO/SB/459, for petitions to restore the benefit of a provisional application or to restore priority to a foreign application. 

The USPTO also updated Form PTO/SB/445, for petitions to accept unintentionally delayed benefit claims to provisional applications.  The updated form also pertains to delayed claims to nonprovisional applications and to international applications (including international design applications) that designate the U.S.

The new and updated forms are available at: