Kenneth R. Hartmann II is an intellectual property attorney with over ten years of experience in the patent field. Currently, Ken focuses on the preparation and prosecution of patent applications in the electrical, electro-mechanical, and software fields. Additionally, he has experience in portfolio analysis, validity/invalidity analysis, clearance opinions, and infringement analysis. Ken is proficient in identifying, capturing, and protecting his clients’ novel concepts through effective patent drafting and patent prosecution.

At Harrity, Ken is engaged in multiple committees and has a strong interest in increasing efficiencies and quality in all aspects of the firm.  Ken is on the Harrity Recruiting Committee and enjoys coming up with new ways to find and target candidates to join our growing firm.  He is also involved with the Harrity Operations Committee, in particular, a Lean Subcommittee that is focused on identifying and eliminating waste in all departments and practices of the firm.  Ken is one of the alpha testers for Harrity’s internal automation tools and actively assists the Harrity Software Development team with brainstorming, developing, debugging, and enhancing the tools.

Prior to joining Harrity & Harrity, Ken was in-house at Hewlett Packard Enterprise and Hewlett-Packard Company for over three years. While in-house, Ken prepared and prosecuted patent applications for multiple business units of HPE and HP. Ken was also involved in intellectual property strategy development, inventor outreach, and portfolio analysis for HPE and HP.

Prior to going in-house, Ken worked in private practice preparing and prosecuting patent applications. Ken also was a patent examiner at the United States Patent and Trademark Office. At the Patent Office, he examined patent applications in the field of multiplex communications.




Phone: 571-432-0800

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DePaul University College of Law
(J.D.) – 2011

Marquette University
(B.S. Electrical and Electronic Engineering, magna cum laude) – 2006


United States Patent and Trademark Office


Moderator, “Patent Practice Innovation and Ethical Considerations.” AIPLA Webinar Series. December 2020.


American Intellectual Property Law Association (AIPLA)
AIPLA – Member of Emerging Technologies Committee
AIPLA – Co-Chair of the Practices Innovation Subcommittee
Intellectual Property Law Association of Chicago (IPLAC)
IPLAC – Member of Law School Outreach Committee
Intellectual Property Owners Association (IPO)
IPO – Member of Standards Setting Committee