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Erik J. Halverson

Erik Halverson is an associate in the Chicago office, 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. He concentrates his practice in post-grant practice at the Patent Trial and Appeal Board (PTAB) and has experience arguing before the PTAB as well as 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 inter partes review trials at the PTAB. In all instances, Erik's involvement has been coupled with overall trial strategy for co-pending district court litigation. Erik is also experienced in all facets of intellectual property litigation, including fact and expert discovery, motion practice, claim construction practice, and trial practice. His trial experience includes the presentation of and cross examination of technical 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. As an attorney licensed to practice before the U.S. Patent and Trademark Office, Erik's experience includes electrical and mechanical devices, medical devices, semiconductors, industrial materials, consumer electronics, and a variety of internet-related work including application development, networking, cellular communication, and remote computing technologies. He also provides strategic counseling, due diligence research and analysis for portfolio acquisitions, and opinion work such as patentability, validity, non-infringement, and freedom-to-operate opinions.

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 serves on the board of directors for the Illinois Rowing Association.

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