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

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


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.

Michael R. Casey, Ph.D.

Michael R. Casey, Ph.D.

Partner ∙ US Office
T: (703) 412-6011
F: (703) 413-2220
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Michael R. Casey, Ph.D., is a partner in the firm's Electrical/Mechanical and Litigation/Post-Grant practice groups. With more than 25 years of experience in patent law including patent litigation, patent prosecution, post grant proceedings, and patent interferences, his practice focuses on all aspects of computer hardware and software, as well as circuit design and telecommunications.

Dr. Casey is experienced representing and counseling electronics and computer-technology clients -- both foreign and domestic -- on intellectual property law and related issues, including procurement, valuation, licensing and enforcement of intellectual property. His representations include patent litigations before a number of Federal District Courts; appellate arguments before the Federal Circuit; International Arbitrations; post-grant proceedings (including IPRs and CBMs); preparation of patent opinions relating to invalidity, non-infringement, and product clearances; patent preparation and prosecution (U.S. and foreign); and patent interferences.

Dr. Casey earned advanced degrees based on his research in Electrical and/or Computer Engineering, and is a co-author on numerous papers in the areas of distributed, heterogeneous, and mobile computing systems and operating system designs.

Dr. Casey’s technical background covers a variety computer-related technologies and medical device equipment. In the computer field, Dr. Casey’s experience includes circuit design (including parallel processing architectures and field programmable gate arrays); computational intelligence systems (including artificial intelligence (AI), neural networks, bioinformatics, and fuzzy logic), encryption software and applications (including blockchain, digital rights management (DRM) and PKI), computer networking software, hardware and algorithms, electronic commerce, computer graphics and animation, communications algorithms and hardware, and programming languages and methodologies. In the medical device field, Dr. Casey has represented clients in the fields of IV pumps and catheters for guidewires.


  • George Washington University (J.D.)
  • University of Notre Dame (Ph.D.)
    • Based on research in Electrical and Computer Engineering
  • University of Notre Dame (M.S.E.E.)
  • University of Notre Dame (B.S.E.C.E)


  • Virginia
  • Maryland
  • U.S. Patent and Trademark Office
  • Eastern District of Virginia
  • U.S. Court of Appeals for the Federal Circuit
  • District Court for the District of Maryland


  • Best Lawyers in America - Patent Law (2020-2022)


  • English
  • French

Professional Affiliations

  • IEEE