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.
