At Parker Justiss our lawyers provide legal services to companies of varying sizes with a variety of intellectual property needs in Dallas and across Texas. Many of our IP attorneys hold advanced degrees in engineering or applied science and are licensed to practice before the U.S. Patent and Trademark Office.Experienced patent and intellectual property lawyers serving Dallas and nationwide. Parker Justiss, P.C. 972-941-3670. We are happy to discuss your legal options based on your objectives during a consultation. Call Booth Albanesi Schroeder, PLLC, in Texas at 214-220-0444 and speak with an experienced intellectual property lawyer who can help protect your rights. This page provides information on the types of patents and types of patent applications, and the examination process. We have offices in Houston, Dallas and Arlington. Locate a USPTO office or patent and trademark resource center near you. 152 of the Invention. 10.6.