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

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

Technologies

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

History

Get to know our History

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.

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

ACCOLADES

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.

OPPORTUNITIES FOR YOUR

Career

OPPORTUNITIES FOR YOUR Career

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 +

Downloadable

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.

John  Sipos

John Sipos

Patent Agent ∙ US Office
E: jsipos@oblon.com
T: (703) 413-3000
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John Sipos is a registered patent agent in the firm’s Mechanical Patent Prosecution practice group. His focus is reviewing the firm’s allowed patent applications prior to their issuance. He reviews the prosecution history of files to ensure their high quality and completeness. Mr. Sipos corrects any defects by following up with examiners at the United States Patent and Trademark Office (USPTO) with interviews, amendments and petitions.

Prior to joining the firm in 2008, Mr. Sipos served 36 years at the USPTO as an Expert Primary Examiner and Supervisory Patent Examiner. He was recognized as an Expert Examiner in 1983 in the packaging art and subsequently supervised examiners in the packaging art as well as in a range of other manufacturing technologies.

Throughout his career Mr. Sipos was assigned to several areas within the USPTO outside of patent examination Technology Centers. In the Office of Patent Classification, he established and developed the class schedule and classification definitions for the packaging art. In the Office of Petitions he addressed various issues and petitions from applicants regarding prosecution problems. In the office of Application Assistance Unit he provided applicants with assistance regarding pre-examination and post-examination questions.

During his career at the USPTO, Mr. Sipos was recognized with the Distinguished USPTO Service Award by the American Intellectual Property Law Association and given the United States Department of Commerce Bronze Medal as well as numerous Special Achievement Awards and Special Outstanding Awards.

Mr. Sipos’ extensive patent examination knowledge and insider’s perspective of the USPTO ensures a thorough review of the firm’s allowed cases to assure that each patent application is of the highest quality.


Education

  • City College of New York (B.A.)
    • Mechanical Engineering

Admissions

  • Registered to practice before the U.S. Patent and Trademark Office

Accolades

  • Distinguished USPTO Service Award by the American Intellectual Property Law Association (1992)
  • United Sates Department of Commerce Bronze Medal (1994)
  • USPTO Recognition as Expert in the Package Making art (1983)
  • USPTO Annual Special Achievement Awards (1974-2000)
  • USPTO Annual Outstanding Performance Rating (1979-2000)

Professional Affiliations

  • American Intellectual Property Law Association

Services

Technologies