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Erik J. Halverson

Erik Halverson is a PTO-registered patent attorney with a background in engineering physics and materials science, and a member of the post-grant review, IP litigation, and IP procurement and portfolio management practice groups. Erik sits in the San Francisco office of K&L Gates and works regularly out of the Chicago and Palo Alto offices. He concentrates his practice in patent litigation and post-grant practice at the Patent Trial and Appeal Board (PTAB). Erik has experience arguing before the PTAB as well as jury trial experience in federal district court.

As a PTO-registered lawyer, Erik has experience with post-grant proceedings at the PTAB. His involvement includes the preparation and prosecution of numerous inter partes review petitions, defense of challenged patents, preparation of expert declarations, defending and taking expert depositions, and all manner of motion practice before the PTAB. Additionally, Erik has experience arguing in-person and remote inter partes review trials before the PTAB. In all instances, Erik's involvement in post-grant proceedings has been coupled with overall trial strategy for co-pending district court litigation.

Erik is also experienced in all facets of patent litigation, including fact and expert discovery, motion practice, claim construction practice, and jury trial practice. Erik has been involved in cases in the Northern and Southern Districts of California, the District of Delaware, the Eastern and Western Districts of Texas, the Southern District of Mississippi, the Eastern District of Virginia, among other jurisdictions across the country. His jury trial experience includes the presentation of and cross-examination of technical witnesses and experts in federal district court.

Erik also has experience handling standard patent prosecution matters as well as arguing prosecution appeal matters before the PTAB. Erik also handles patent licensing, due diligence and counseling matters. His experiences include license negotiation and drafting; joint development agreements and independent contractor agreements; and international IP portfolio review.

Erik's practice has included a wide range of technologies including electrical and mechanical devices, medical devices, semiconductors, industrial materials, consumer electronics, and a variety of internet-related work including application development, networking, cellular communication, remote computing technologies, petroleum industry devices, and telecommunications devices and processes.

Prior to joining K&L Gates, Erik was a Public Interest Law Initiative (PILI) Graduate Fellow with Catholic Charities Legal Aid in Chicago where he provided legal assistance to underserved members of the Chicago community.

  • Real Parties in Interest post-RPX before the PTAB, Chicago Bar Association, (March 26, 2019)

Erik was a summer associate at the firm in 2014. Erik is a national director for the AIPLA’s Giles Rich Patent Moot Court competition held annually for law students. Erik also serves on the board of directors for the Illinois Rowing Association.

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