Connecticut Invents! is a standards based hands on education program for children who are entering the 4th or 5th grade. The program celebrates Connecticut inventors and inventions while letting the kids become inventors themselves. Connecticut Invents! highlights the numerous inventors and inventions that have come from our state over the past 200 years. Students will be introduced to many famous and not so famous Connecticut inventions including the Colt revolver, the toothpaste tube, Frisbee, tape measure, Wiffleball, can opener, submarine and many more.
PTRC Locations by State. Site Description: "A Patent and Trademark Resource Center (PTRC) is part of a nationwide network of public, state, and academic libraries designated by the USPTO to support the public with trademark and patent assistance."
Collection in Hathi Trust: "Contains patent indexes from Annual Report of the Commissioner of Patents from 1842-1921 and Index of patents issued from the United States Patent Office from 1920-1974" University of Michigan