Your Brilliant Idea Is Our Business

As an established intellectual property (IP) law firm in Sacramento, we are well-versed in the legal issues surrounding patents, trademarks, copyrights and trade secrets. If you need to protect your new idea, we can efficiently take you through the necessary steps. If you are dealing with an infringement, one of our experienced civil litigators can represent you.

"John P. Costello is in the same league as the star patent attorneys I used at
IBM Research where I spent 31 years getting 60 patents filed and issued.
It is a joy to work with folks who "get it"."

- Jerry M. Woodall, Professor Emeritus, University of California, Davis

Contact Costello Law Corporation to protect your idea. We are known for our fast and accurate intellectual property work and the high level of personal attention we provide to every client. We invite you to read more about our firm's recent successes.