Law Office of Michael J. Sullivan

California attorney registration

Record matched to the official California attorney registry

Active

Bar #264695

Last verified August 24, 2026.

Source: California public attorney records. No affiliation or endorsement.

About the Attorney

The Law Office of Michael J. Sullivan is a leading intellectual property law firm based in San Jose, California, serving clients in the Silicon Valley area. Attorney Michael J. Sullivan specializes in a wide range of IP matters, including patents, trademarks, IP litigation, IP licensing and sales, and Amazon seller disputes. With years of experience and a deep understanding of the complexities of intellectual property law, Michael J. Sullivan is dedicated to providing high-quality legal representation to his clients. Whether you are a startup looking to protect your innovative ideas or a business facing disputes over intellectual property rights, the Law Office of Michael J. Sullivan is here to help. Contact us today to schedule a consultation and learn how we can assist you with your IP legal needs.

Client Reviews

Derek Mitchell
7/19/2021
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BK
3/27/2020
				Michael was very professional in all interactions and extremely timely in responses. I was referred to him from a business partner and couldn't be happier.
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Stephen G. Pope
10/17/2018
				I really like working with Michael, he's prompt, clear about expectations and priced fair and is honest. Trust his expertise.
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Brainstorm Enterprises
9/14/2016
				Michael explained everything well and got the necessary paperwork filed promptly. Will definitely work with him again in the future.
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Ten Doves Charity
10/28/2015
				Hi all,

Michael helps our non-profit with periodic representation and communication for intellectual property and legal matters.  He is responsive, gets the results we are looking for, and is much appreciated.  Regards,  Stacy Lynne, Ten Doves Charity
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