
Morrison Foerster is a reference in the market for intellectual property disputes and counselling, placing a strong focus on copyright law across traditional and digital media, software, design and brand protection. The group is active in high-stakes cases involving the usage of copyrighted work in AI training data and outputs. The team has a strong presence across the US, led by Brian Nash in Austin, Bita Rahebi in Los Angeles, Timothy Chen Saulsbury in San Francisco and Mark Whitaker in Washington DC. The practice also benefits from the experience of San Francisco-based Joseph Gratz, who stands out for his work advising AI companies such as OpenAI on evaluating and mitigating copyright risks. Gratz also has a proven track record representing clients in copyright infringement disputes involving emerging technologies. In Los Angeles, litigator Benjamin Fox deals with a variety of bet-the-company cases for plaintiffs and defendants in copyright litigation, with particular interest in the electronic entertainment, consumer goods and software industries.
Legal 500 Editorial commentary
Key clients
- OpenAI, LLC N
- Bloom Fresh International Ltd.
- UpCodes Inc.
- Credo Technology Group Ltd.
- Teradata Corp.
- Lambda, Inc.
- F5, Inc.
- Stability AI
- Learneo Inc.
- Apple Inc.
- Amazon.com
- Native Pet, Inc.
Lawyers
Leading partners
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.

Practice head
Brian Nash; Bita Rahebi; Timothy Chen Saulsbury; Mark Whitaker
Other key lawyers
Benjamin Fox; Joseph Gratz
