Postapproval, patent information should be submitted on FDA Form 3542. It is essential that patent applicants obtain a prompt yet complete examination of their applications.The following is a summary of the examination process at the United States Patent and Trademark Office (USPTO). The purpose of this guide is to provide you with basic information about filing a utility patent application with the USPTO. Getting a patent can help protect your products or designs and ensures that others cannot make your products without your permission. Orange County Patent Attorney. Plaque build-up is a condition known as atherosclerosis. No statistical significance was observed. (d) Representative immunofluorescence staining images of endothelial cells in the lumen of implanted grafts.