Mr. Mauch is a partner in the Litigation Department. He has over ten years of experience in a number of areas of business litigation, with a particular focus on intellectual property litigation. He has extensive experience in state and federal court, as well as private arbitration. His practice also focuses on counseling clients in a variety of industries on intellectual property rights and best practices, including in relation to trademark and copyright portfolios, brand protection, and doing business online. He has worked with clients ranging from large public companies to small start-ups to individuals.

While at Hastings, Mr. Mauch was a member of the Thurston Society and served as an extern to the Honorable John E. Munter in the Complex Civil division of the San Francisco Superior Court. Prior to law school, Mr. Mauch taught writing and literature at the secondary and collegiate level.

Mr. Mauch’s recent work includes:


  • Achieving a preliminary injunction in a trade dress infringement action in the Northern District of California that lead to a favorable settlement.
  • Responding to U.S. Patent and Trademark Office (USPTO) office actions to secure trademark registration for clients in numerous industries, including medical devices, financial services, and software-as-a-service.
  • Prosecuting and defending a variety of trademark opposition and cancellation proceedings in front of the USPTO’s Trademark Trial and Appeal Board for clients that included a winemaker, a developer of a popular smartphone app, and a manufacturer of gluten-free food products.
  • Successfully protecting a start-up company’s trademark after receipt of a cease-and-desist letter from an established competitor.


  • Forcing a blogger to remove infringing photographs owned by an auction house.
  • Representing a public company in the construction industry regarding infringement of copyrighted product catalogs.


  • Securing a judgment of over $3 million for breach of contract and patent infringement in the Northern District of California.
  • Assessing potential patent infringement claims against competitors for public company in construction industry.
  • Achieving a preliminary injunction in a utility and design patent infringement action in the Northern District of California that lead to a favorable settlement.
  • Acting as local counsel in high stakes patent litigation involving consumer electronics and smartphones in the Northern District of California

Trade Secrets, False Advertising, and Unfair Competition

  • Stopping a former executive in the healthcare industry from breaching his fiduciary duties and using company trade secrets to establish a competing company.
  • Defending a public healthcare company in two arbitrations against a competitor alleging various claims related to misappropriation of confidential information and unfair competition.


  • Securing favorable settlements in a series of breach of contract disputes for a client in the construction industry.
  • Securing a favorable settlement for a foreign national telephone company in an international arbitration against a large U.S. telecommunications company.
  • Acting as second chair at a judicial reference bench trial in the successful defense of a large municipality against nondisclosure claims related to the sale of a commercial real estate project.

Presentation, “How to Win a Trade Dress Case After Apple v. Samsung (2018 Update),” California Lawyers Association, Litigation Section, March 2018

Presentation, “How to Win a Trade Dress Case After Apple v. Samsung,” San Francisco Intellectual Property Law Association (SFIPLA), December 2016

Mr. Mauch is a member of the Bar Association of San Francisco, the Association of Business Trial Lawyers, and the San Francisco Intellectual Property Lawyers Association. He is also a member of the International Trademark Association (INTA), where he is a member of the Enforcement Committee  responsible for monitoring trademark cases, legislation, and regulation in the U.S. and foreign jurisdictions. Mr. Mauch has also taught a segment on taking and defending depositions in a Litigation Skills course at Stanford Law School and been a regular guest presenter in an Intellectual Property course at the University of California, Hastings College of the Law.