Atty. Patrick Bergin
Pat Bergin is a registered Patent Attorney with the United States Patent and Trademark Office. He is the chair of the Information Technology, Data Privacy and Security Section at von Briesen & Roper, s.c. and regularly assists clients with a broad range of intellectual property issues with an emphasis on domestic and international intellectual property procurement, including: drafting and prosecuting utility and design patent applications in the mechanical, electro-mechanical and medical device arts before the United States Patent and Trademark Office; patent litigation; trademark prosecution
Profile Summary
About Patrick Bergin at a glance
Patrick Bergin is a ip attorney based in Milwaukee, Wisconsin, practicing at von Briesen & Roper SC. Educated at Marquette University (B.S., 2001). Recognitions include Best Lawyers in America — Patent Law (2026). Serands clients in Milwaukee, WI and the surrounding metropolitan area.
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About
Pat Bergin is a registered Patent Attorney with the United States Patent and Trademark Office. He is the chair of the Information Technology, Data Privacy and Security Section at von Briesen & Roper, s.c. and regularly assists clients with a broad range of intellectual property issues with an emphasis on domestic and international intellectual property procurement, including:
- drafting and prosecuting utility and design patent applications in the mechanical, electro-mechanical and medical device arts before the United States Patent and Trademark Office;
- patent litigation;
- trademark prosecution and brand counseling, including selecting, clearing, registering, and enforcing trademarks, as well as trademark proceedings before the Trademark Trial and Appeals Board;
- trademark litigation involving Lanham Act, cybersquatting, false advertising, and unfair competition;
- conducting reviews and issuing opinions in patentability, right-to-practice, patent (in)validity and patent infringement;
- negotiating and drafting technology transfer agreements;
- due diligence for mergers and acquisitions; and
- domain name disputes and social media issues including website terms of service, trademark keyword and adword issues, and cybersquatting.
Practice Areas Explained
Patrick Bergin's Areas of Practice
Each practice area below reflects the types of cases Patrick Bergin handles, with a brief overview of what that area of law covers.
IP attorneys protect inventions, brands, and creative work through patent prosecution, trademark registration, copyright, and trade-secret enforcement.
Patrick Bergin is one of 106,079 ip attorneys indexed nationally. Browse ip attorneys in Wisconsin →
Jurisdictional Context
Why local counsel matters in Wisconsin
Practicing law in Wisconsin. Legal matters in Wisconsin are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Milwaukee are typically filed in the local municipal court or the appropriate Wisconsin state district court, depending on subject matter and amount in controversy. An attorney licensed in Wisconsin brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Wisconsin courts without local counsel or pro hac vice admission.
Looking for additional Wisconsin attorneys? Browse all attorneys in Milwaukee or all attorneys in Wisconsin.
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