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McDonnell Boehnen Hulbert & Berghoff LLP

At a Glance


“The culture.”



“Billing hours is a hassle. But that's all firms.”


About McDonnell Boehnen Hulbert & Berghoff LLP

McDonnell Boehnen Hulbert & Berghoff is an intellectual property law firm with offices in Illinois and California. The firm's client list includes Fortune 100 companies, midsize companies, startups, and academic institutions.

Speaking the Language of Law and Science

MBHB's practice areas encompass all aspects of intellectual property law. Approximately 50 percent of the firm's practice is devoted to patent and trademark prosecution and counseling; the other 50 percent is devoted to litigation. MBHB attorneys are experienced in the procurement, licensing, enforcement, and defense of patents, trademarks, copyrights, trade secrets, and unfair competition actions in a number of technological disciplines and product categories, including biotechnology, business methods, chemical, electrical, mechanical and materials, pharmaceuticals and diagnostics, software, and telecommunications.

To best protect its clients' technology assets, 100 percent of the firm’s attorneys and technical advisors hold science or engineering degrees. Of these, nearly 50 percent of the firm's attorneys and technical advisors hold Ph.D.s or other advanced degrees.

IP Pros

Proving that IP boutiques can hang with the BigLaw folks, MBHB is regularly recognized in the U.S. News-Best Lawyers “Best Law Firms” at the national and metropolitan levels. At the national level and Chicago-metro level, the firm ranked in Biotechnology Law, Litigation-Intellectual Property, Litigation-Patent, Patent Law, and Trademark Law. In addition, MBHB is favorably ranked among top law firms in annual editions of Chambers USA in the category of Intellectual Property. 

“Blawging” on Patents

Although some lawyers shy away from technology, the attorneys at MBHB are using it to their advantage. Partners Dr. Donald Zuhn, Jr., Dr. Kevin Noonan, and Dr. Michael Borella co-author the Patent Docs blog, and other MBHB practitioners contribute as well. The blog features recent developments in patent law, including patent case rulings, and information on new biotech and pharma cases and was featured by the ABA Journal in its Blawg 100.

News & Awards



McDonnell Boehnen Hulbert & Berghoff LLP launched a Diversity and Inclusion Fellowship. The MBHB Diversity and Inclusion (D&I) Fellowship is an intentional, tangible step to strengthen D&I within MBHB and, more generally, throughout the field of IP law. The Fellowship provides an opportunity for 1L and 2L students from an ABA‐accredited law school and that are Patent Bar eligible to participate in MBHB’s summer associate program and receive a $10,000 scholarship for law school tuition or other school‐related expenses.

March 2021

MBHB attorneys Dr. Kevin Noonan, and Dr. Donald Zuhn, Jr. have been favorably recognized in the 2021 JD Supra Readers’ Choice Awards. In addition, MBHB has been recognized as the Top Firm with readers on the subject of “Patents.”

March 2021

McDonnell Boehnen Hulbert & Berghoff LLP has been favorably ranked By Juristat, among top 20 IP Law Firms in Key Metrics for 2020. MBHB ranks among the top 20 intellectual property law firms across key metrics within the USPTO’s Technology Centers (TC) 2400 “Computer Networks, Multiplex, Cable and Cryptography/Security”), 2600 (“Communications”), and 3600 (“Transportation, Electronic Commerce, Construction, Agriculture, Licensing and Review”), according to 2020 data published by Juristat.

November 2020

MBHB has been highly ranked in key intellectual property‐related practice areas within the 2021 edition of U.S. News Best Lawyers “Best Law Firms” at the national and metropolitan levels. Firms are recognized for professional excellence with persistently impressive ratings from clients and peers. Achieving a ranking signals a unique combination of quality law practice and breadth of legal expertise.

McDonnell Boehnen Hulbert & Berghoff LLP

300 South Wacker Drive
Chicago, IL 60606
Phone: (312) 913-0001

Firm Stats

Managing Partner: Gavin J. O’Keefe
Recruiting Co-Chairs: Kevin E. Noonan & Aaron V. Gin
Total No. Attorneys 2021:
50 - 100
No. of Partners Named 2020:
Billable-Hour Requirement:

Base Salary

Level 1: Starting at $180,000
Summer Associate: $3,475/week

Employment Contact

Mary Bosworth
Legal Recruiting & Development Manager
(312) 935-2351

No. of U.S. Offices: 2

No. of International Offices: 0

Major Office Locations

Chicago, IL (HQ)
Mountain View, CA

Major Departments

Business Methods
Mechanical & Materials
Pharmaceuticals & Diagnostics
PTAB Trials
Trademark, Unfair Competition & Advertising Law
Transactions & High-Tech Litigation Strategy
*See firm website for complete list of practice areas and industries.