A patent search on the Internet is a preliminary search only . We have selected some resources to help you get started online. For serious, comprehensive patent searching, please use your local Patent and Trademark Depository Library . Copy Assistance Facilities for making paper copies of patents from microfilm are provided. The cost is 10 cents a page.
Cost is less with a copy card.
The Engineering Library also has a print collection of historic aeronautics patents from Class 244 . You are welcome to use this collection in the library. Search Assistance Engineering Library reference staff are available during reference service hours to answer your questions about the Patent and Trademark collection and to assist you with the technical aspects of using patent and trademark search tools. Our staff neither performs patent and trademark searches nor can they provide legal advice or give opinions .