Please contact the trademark lawyers at Sierra IP Law, PC today for assistance with trademark applications and other trademark issues. Here is a step-by-step guide walking you through the process of successfully registering a state-level trademark in California.An overview of a trademark application and maintenance process. Step 1: Is a trademark application right for you? Getting a patent in California is the same as any other state. The patent application is filed with the United States Patent and Trademark Office (USPTO). Experienced trademark attorneys working with Sacramento, California companies and businesses. Free Consultations and Flat Fee Pricing. A trademark does not have to be simply a work, name or logo. Almost anything can be a trademark so long as it acts to identify its owner's goods or services.