Claassen Professional Corporation represents innovators, entrepreneurs, and their companies in trade secret, IP ownership, trademark, and patent disputes. It practices in the following areas:

  Trade Secret Litigation. Led by John Claassen, the firm specializes in the representation of plaintiffs and defendants alike in disputes over the alleged theft of or misappropriation of trade secrets and other confidential and/or proprietary information. In doing so, the firm has successfully obtained temporary restraining orders against former employees and their new companies who are accused of taking and using a client’s proprietary and confidential information.

  Trademark Litigation. The firm has successfully defended and asserted claims of trademark infringement on behalf of wineries and large retailers.

   Patent Infringement. The firm has successfully defended patent infringement lawsuits and asserted declaratory relief actions relating to the alleged infringement of patents on behalf of large, publicly traded retailers, and their suppliers.

  Representative clients have been publicly traded and privately held companies, including Bon-Ton Department Stores, J.C. Penney, SQL Star International, Inc., Target Corporation, True Path Holdings, LLC, Vivano Networks, Inc., and California wineries. 

 For more information about the firm's IP Litigation practice, please click here.