Patents: A How-To-Find Guide

How to find...

The pages in this section will help you to do specific kinds of patent searching.

• Cited patents
  How to find a patent from a citation, or basic information that has been provided to you.
• Iowa patents
  How to find patents from inventors based in Iowa, including a specialized database of Iowa patents.
• Patents for genealogy and family history research
  If you know or suspect that someone in your family was granted a patent, this page can help you find the patent document.
• Weird and wacky patents
  There are some strange patents out there. Find examples on this page.