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Kevin Greenleaf

Counsel, Leader of PostGrant Group, IP & Technology Practice


Kevin is a technically trained computer engineer and a leader of Dentons‘ Post-Grant Group of the Intellectual Property and Technology practice. Dentons’ Post-Grant practice has received national accolades. In the 2018 Patexia IPR Intelligence Report performance ratings, Dentons was ranked number 1 for Petitioner representation, and ranked number 4 overall.

He has significant experience in patent office proceedings, focusing on post-grant proceedings, such as reexaminations, and AIA trials (inter partes reviews (IPR)) and similar reviews known as CBMs and PGRs, as well as prosecution. He has handled more than 100 reexams and dozens of AIA trials. He is recognized among the most experienced practitioners in this field having achieved consistently excellent results.

Kevin advises clients, including small companies and Fortune 500s, on portfolio management, technical analysis and strategic counseling, with an emphasis on computer architecture, e-commerce, data communication networks, software, circuit design, semiconductors, and microelectronic fabrication. He works closely managing teams conducting IPRs and he works with the group’s experienced and technically trained patent lawyers and litigators in Dentons’ Intellectual Property and Technology practice group, which has more than 100 lawyers and professionals in the US and an equal number abroad.

Kevin is frequently cited as a leader in the patent industry. Intellectual Asset Management identified Kevin among its “World’s Leading Patent Professionals” from 2015 to 2019. Kevin also serves as the vice chair of the Intellectual Property Owners Association’s (IPO) US Patent Office Practice Committee, and the American Bar Association’s (ABA) USPTO Affairs (Post Grant and Inter Partes) Committee, where he is intimately involved in developing policy and implementation programs concerning patent office practice and post-grant proceedings. His work with the ABA included developing comments on the patent office’s proposed rules for post-grant proceedings. He also aided the IPO and the American Intellectual Property Law Association (AIPLA) in drafting comments on post-grant procedures. Kevin frequently speaks at, and participates in, professional associations including IPO, AIPLA and ABA. He writes and lectures frequently on patent and intellectual property law. Recently, Kevin interviewed USPTO Chief Judge David Rushcke for the ABA’s Landslide magazine.

Kevin began his legal career in-house at the world’s largest semiconductor manufacturer, Intel Corp. He now applies those skills by litigating post-grant proceedings and providing technical analyses. Kevin enjoys working with clients to develop and obtain patent rights. Having worked on examiner interview programs for the AIPLA and the Practicing Law Institute (PLI), he has evidence that early interviews can reduce prosecution costs. Prior to becoming a lawyer, Kevin worked for several years as a senior component design engineer at Intel Corp. Kevin enjoys mountain biking, working out, and spending time on his small family farm.

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Past Events with Kevin Greenleaf

PTAB Masters™ 2023

Held on 1/31/23 - 2/01/23

PTAB Masters™ 2022

January 24–27, 2022

IPWatchdog Virtual PTAB Masters™ 2022

January 24, 2022 @ 10:30 am - January 27, 2022 @ 4:30 pm EST