Patent litigation attorney

Jessica C. Kaiser

3 tracked appearances — 2 plaintiff · 1 defendant.

Specialty & background

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Professional Summary — Jessica C. Kaiser

Specialty / focus areas. Kaiser's practice is centered on patent litigation and post-grant proceedings, with a heavy emphasis on patent challenger/patentee work before the Patent Trial and Appeal Board. Firm and directory descriptions characterize her practice as covering established and emerging technology, telecommunications, and life sciences clients, with Chambers noting "a strong emerging technology and software practice" and work for "industry leaders of the tech sector." Her tracked matters are consistent with that: consumer electronics and display technology (BOE v. Samsung Display), telecommunications and standards-adjacent work (Amazon v. Nokia Technologies), augmented-reality/location-based software (ImagineAR v. Niantic), and voice-assistant/NLP software (Google v. IPA Technologies). Her docket presence also spans electrical and computer arts — semiconductor memory, wireless device activation, mobile-device power conversion (MediaTek v. ParkerVision), biometric authentication (Jumio/FaceTec), and medical device/life sciences subjects. Her technical background is in metallurgical and materials engineering, and she worked as an engineer before law school.

Side preference. The tracked list is evenly split (two plaintiff-side, two defendant-side), and that balance holds more broadly in her post-grant work, where she has appeared as lead counsel for both petitioners/challengers (e.g., Amazon in IPRs against Headwater Research and InterDigital; MediaTek v. ParkerVision; Jumio against FaceTec patents) and for patent owners/respondents (e.g., IPR2024-00457 Microsoft v. LiTL and IPR2023-00423). The most defensible characterization is a two-sided practice rather than a dedicated NPE/PAE plaintiff shop or a pure operating-company defense shop: she is retained by large technology companies both to attack patents and to defend them, and her district court docket is weighted toward defending operating companies (Niantic, Google, and Amazon in its Nokia dispute).

Firm context. She is a partner at Perkins Coie LLP (Denver office), currently firmwide co-chair of both the Patent Litigation Practice and the Post-Grant Practice. Prior to Perkins Coie: partner and co-chair of the Post-Grant Patent Proceedings practice at Arnold & Porter Kaye Scholer (2022–2023); Lead Administrative Patent Judge (2017–2022) and Administrative Patent Judge (2014–2017) at the USPTO's PTAB; staff attorney in the Federal Circuit's Office of General Counsel (2014); in-house IP litigation senior legal counsel at Accenture (2013); and associate then partner at Kirkland & Ellis (2006–2013).

PTAB / IPR experience. This is the most distinctive part of her profile and is well documented. She spent over seven years as a PTAB judge — including as a lead APJ presiding over AIA trials and ex parte appeals — and was involved in agency rulemaking, the motion-to-amend pilot program, and PTAB statistics/remote-hearing initiatives. As a practitioner she appears routinely in IPR/PGR proceedings as lead counsel, was named to the PTAB Bar Association's 2025 "Top 50 Women in PTAB Trials," and serves as vice chair of the PTAB Bar Association's Trials Committee.

Notable tracked matters. ImagineAR, Inc. v. Niantic, Inc. (D. Del.) is the most concrete tracked result: Kaiser is identified as lead counsel for Niantic, and the court granted Niantic judgment on the pleadings holding the asserted location-based gaming patents invalid under § 101 (memorandum opinion Apr. 7, 2026, Judge Joshua Wolson), following a September 8, 2025 ruling dismissing pre-suit indirect and willful infringement claims and invalidating three related patents under § 101; ImagineAR has stated it intends to appeal to the Federal Circuit. I could not verify independent outcomes for the BOE v. Samsung Display, Amazon v. Nokia Technologies, and Google v. IPA Technologies matters from the sources reviewed, so no results are attributed to those cases here. Her firm bio additionally cites a bench-trial win in a knee-prosthesis inventorship case, a JMOL in a wireless device activation jury trial, and an ITC Section 337 investigation.

Bar / education. Admitted in Colorado, the District of Columbia, and before the USPTO (Reg. No. 58,937); Chicago-Kent College of Law, J.D. 2005 (Order of the Coif); Colorado School of Mines, B.S. in Metallurgical and Materials Engineering, 1996; clerkship with Judge Paul R. Michel (Fed. Cir.) and an externship with Judge Joan B. Gottschall (N.D. Ill.).

Note on sourcing: The Colorado/DC/USPTO-registered professional profile above matches the Perkins Coie partner named in the tracked cases (USPTO Reg. No. 58,937 appears on those PTAB filings). The firm's Web presence now sometimes appears under "Ashurst Perkins Coie"; the entity is referenced here as Perkins Coie, consistent with the case data.

Firms

Roles

  • Partner1
  • lead counsel1
  • Counsel1

Cases (3)