Intellectual Property » Patents

Ancestry.com - U.S. Patent and Trademark Office Patents, 1790-1909 $

Original source: United States Patent and Trademark Office. USPTO Patent Full-Text and Image Database. < http://patft.uspto.gov/netahtml/PTO/search-bool.html > accessed January 2008. Ancestry.com has searchable indexes; database results and some digitized images are available with a fee-based subscription. Free articles and helpful research materials.

Canadian Intellectual Property Office - Canadian Patents Database

This database lets you access 92 years of patent descriptions and images. You can search, retrieve and study more than 2,100,000 patent documents.

European Patent Office - Espacenet

Search over eighty countries by number, classification, or key words.

Google - Patent Search

Search the full text of US Patents

History of the Patent Systen: hearings before the Committee on Patents ... - United States. Congress. House. Committee on Patents - Google Books

A free ebook.

History of the United States Patent Office, Introduction

The Patent Office Pony, A History of the Early Patent Office. By Kenneth W. Dobyns.

Intellectual Property Office - Patents

For the United Kingdom.

Patent Lens

A free public resource for patent system navigation worldwide. Full text search of over ten millions patent documents from the United States, Europe, Australia, and WIPO; up to seventy countries. More current years only; U.S. from 1976.

Patents of Invention as Genealogical Resources

By Dawn Rohan, Patent and Trademark Depository Library, Wyoming State Library, Cheyenne, WY

Records of the Patent and Trademark Office

From The U.S. National Archives and Records Administration.

The Legal Genealogist - 222 years of patent law

By Judy G. Russell

United States Patent and Trademark Office

Using Patents as a Genealogy Resource

By Amanda, the Social Media Coordinator at Geni.