Patent Research Toolkit

By Nick D'Alto Premium



?Library of Congress Copyright Office

101 Independence Ave. SE, Washington, DC 20559, (202) 707-6850, <>

? Patent and Trademark Depository Libraries

<>: Find the repository nearest you in this state-by-state list.

?US Patent and Trademark Office

2021 S. Clark Place, Crystal Plaza 3, Room 1A101, Arlington, VA 22202, (703) 305-4463, <>


? The Evolution of Useful Things by Henry Petroski (Vintage Books)

? A History of the Early Patent Offices: The Patent Office Pony by Kenneth W. Dobyns (Sergeant Kirkland’s)

? Patently Female by Ethlie Ann Vare and Greg Ptacek (John Wiley &, Sons)

? Peculiar Patents: A Collection of Unusual and Interesting Inventions from the Files of the U.S. Patent Office by Rick Feinberg (Citadel Press)

Web Sites

? American Society of Appraisers

<>: Search for an appraiser to evaluate your antique device or locate an ancestor’s invention.

? Micropatent

<>: Paid subscribers can search this Web database of US patents since 1836.

? National Inventors Hall of Fame

<>: Look at inventors and inventions through the ages.

? Rothschild/Petersen Patent Model Museum

<>: Get a taste of patent-model history and peek at some of the museum’s 4,000 patent models.

? Smithsonian Institution Patent Models

< cfm?c3tegory=Patent%20Models>: You can peruse more early patent models here.

? Thomson-Delphion

<>: Register free to access this online database of US and international patents.


<>: This site offers affordable Internet searches based on your ancestor’s name, the type of invention or even a snapshot.
From the April 2004 Family Tree Magazine.