*Click "Advanced Search" Tab
*Add term or inventor's name as Keyword
*Under "Source" scroll down to "Subject matter index of Patents issued by the U.S., 1790-1873" and click "Search"
Use the following databases for searching older patents for WVU Patrons. 19th Century Masterfile is an index from 1790-1873. LexisNexis has used an OCR program to create fulltext files for older patents. Letters in older handwriting sometimes are recognized as different letters. Often the first intial of first name proceeds the last name.
*On Righthand side rectangle click "Search By Content Type"
* Under "Legal" click on "Patent Search"
The PTRCA is the professional organization for Patent and Trademark Resource Center Librarians.
The Patent and Trademark Resource Center Association (PTRCA) has Historical Patent and Trademark Databases available in Excel format. They were orginally created by Jim Shaw and supplemented by various librarians. Additionally, there are links to Haithi Trust fulltext indexes.