Joseph Kromholz

With over 30 years litigation experience, Joe has been involved in a large variety of intellectual property cases covering a wide variety of technology, ranging from refrigerants to the anti-carcinogenic features of certain plants. Joe has successfully helped clients enforce their patent rights as well as defend against charges of infringement.

Contact Information

(262) 783-1300
jkromholz@rkmiplaw.com
LinkedIn

Education

Carroll College, B.S., Chemistry, 1984
Marquette University, J.D., 1989

Joseph A. Kromholz is one of the founding shareholders of Ryan Kromholz & Manion, S.C., located in Brookfield, Wisconsin. The firm, which traces its roots back to 1873, was formed in 1998 and practices in all areas of intellectual property law including patent, trademark, copyright and unfair competition law and related litigation. In addition to being a registered patent attorney, Joe is in charge of the firm’s litigation department. Over the course of his career he has, on behalf of both plaintiffs and defendants, actively litigated cases in jurisdictions across the United States, including, Wisconsin, Illinois, California, Florida, Virginia, and Washington, D.C. (before the International Trade Commission as well as reexamination proceedings in the United States Patent & Trademark Office).

Joe is a member of the State Bar of Wisconsin and the Wisconsin Intellectual Property Law Association. Joe is registered to practice before the United States Patent and Trademark Office and admitted to practice in the United States District Court for the Eastern and Western Districts of Wisconsin, the United States Court of Appeals for the Federal Circuit, and the United States Court of Appeals for the Fourth and Seventh Circuits. Joe received his undergraduate degree in chemistry from Carroll College and law degree from Marquette University.

Admissions

Wisconsin, 1989;
U.S. District Court for the Eastern District of Wisconsin;
U.S. District Court for the Western District of Wisconsin;
U.S. Court of Appeals for the Fourth Circuit;
U.S. Court of Appeals for the Seventh Circuit;
U.S. Court of Appeals for the Federal Circuit;
Registered to practice before the U.S. Patent and Trademark Office.

Affiliations & Memberships

State Bar of Wisconsin, Intellectual Property Law Section, Board of Directors (Past Chairperson);
Wisconsin Intellectual Property Law Association (Past President);
Adjunct Professor, Marquette University Law School, 1993-1994.

Representative Matters

Brassica Prot. Prods. LLC v. Sunrise Farms, (In Re Cruciferous Sprout Litigation) 301 F.3d 1343 (Fed. Cir. 2002), reh’g denied by, reh’g, en banc, denied by In re Cruciferous Sprout Litig. v. Sunrise Farms, 2002 U.S. App LEXIS 22195 (Fed. Cir. 2002), cert. denied, Brassica Prot. Prods. LLC v. Sunrise Farms, 538 U.S. 907, 2003 U.S. LEXIS 2004 (U.S. 2003) – represented prevailing sprout farmers against claims of patent infringement; case resulted in claims of the patent in suit being invalidated by both the trial court, and affirmed by the Federal Circuit.

Wayne Pigment Corporation v. Halox Hammond Group Inc., 220 F.Supp.2d 931 (E.D. Wis. 2002).

WIREdata Inc. v. Village of Sussex, 751 N.W.2d 736, 2008 WI 69 (Wis. 2008).

Rubber Stamp Mgmt. v. Kalmbach Publ’g Co., 2007 U.S. Dist. LEXIS 33367, 2007 WL 1367718 (D. Wash. 2007).

Panduit Corp. v. HellermannTyton Corp., 451 F.3d 819 (Fed. Cir. 2006).

Honors

Honored by Super Lawyers® – Wisconsin, 2006-2008;
Honored by Best Lawyers® since 2010 in Intellectual Property Litigation, Patent Litigation, and Patent Law.

Presentations & Publications

Intellectual Property Law Practice and Procedure, Marquette University Law School, 1992.