This page provides information on the types of patents and types of patent applications, and the examination process. The purpose of this guide is to provide you with basic information about filing a utility patent application with the USPTO.One, go to or telephone the office below to find out where you can get legal help. Lawyer Referral Service. We accept for filing many types of documents and provide other valuable services to the public. All diverse candidates are encouraged to apply. This tutorial will focus on patents and the process for securing a patent in the U.S. First, let's consider why we have a patent system? Sample Forms These sample forms may be useful when filing documents for the civil and family courts. If you have any questions, consult an attorney. Learn how to patent an invention with the United States Patent and Trademark Office (USPTO).