Kristen Reichenbach is an intellectual property litigation partner in the Bay Area office of Kirkland & Ellis LLP. Kristen’s focus is on patent litigation and she has represented clients in intellectual property matters involving a wide range of technology areas including pharmaceutical, biotechnology, telecommunications, e-commerce, search engines, location services, image storage and retrieval systems, electricity meters and optics. Kristen has experience managing written discovery, taking and defending depositions, working with experts, analyzing claim language for Markman, briefing for summary judgment and appealing to the Federal Circuit. She has argued before the Patent Trial and Appeal Board in a Covered Business Method Proceeding.

Kristen holds an M.S. and Ph.D. in physics, and has physics- and optics-related technology experience, including in fiber optics, photonic crystal fibers, biomedical imaging, numerical modeling, nonlinear optics and communications. Kristen started her career as a technical consultant and patent agent, drafting and prosecuting patents before the United States Patent & Trademark Office and internationally. She is consequently experienced in the prosecution and validity analysis of optical, mechanical, quantum computing, computer software and business method patents. In 2011, Kristen graduated summa cum laude from Lewis & Clark Law school, where she was a lead article editor for the Lewis & Clark Law Review and was recognized in the first year moot court competition for Outstanding Oral Advocacy and Outstanding Appellate Brief.



Recognized as a “Rising Star” in Intellectual Property Litigation by Northern California Super Lawyers, 2020


Admissions & Qualifications

  • 2011, Oregon (inactive)
  • 2016, California
  • Registered to practice before the United States Patent and Trademark Office


  • United States Court of Appeals for the Federal Circuit
  • United States District Court for the Northern District of California
  • United States District Court for the Eastern District of Texas
  • United States District Court for the District of Oregon


  • Lewis & Clark CollegeJ.D.summa cum laude2011

    Lead Article Editor, Lewis & Clark Law Review

  • Cornell UniversityPh.D., Physics2007
  • Cornell UniversityM.S., Physics2005
  • Grinnell CollegeB.A., Physics & Frenchwith Honors2001