US Patents
Thursday, February 16, 2023
On this date, February 16, in 1937, E.I. du Pont de Nemours & Co. was granted U.S. patent ...
Monday, January 9, 2023
Children, gather round. Grampa wants to tell you about his sphere again ...
Thursday, October 27, 2022
On this date, October 27, in 1873, the farmer and inventor Joseph Farwell Glidden (1813-1906) filed a patent for an "improvement in wire-fences" ...
Monday, September 19, 2022
On this date, September 19, in 1876 ....
Thursday, February 10, 2022
The first U.S. patent on a fire extinguishing system for buildings was granted on this date ...
Tuesday, December 21, 2021
Your patent history fact of the day today is a little less auspicious than our usual fare, but perhaps a bit tastier ..
Thursday, December 16, 2021
The first U.S. patent for an automatic liquid vending machine ...
Thursday, December 2, 2021
Brr! December means indoor kid weather, so here’s a #ThursDIY post for all you cozy crafters ...
Monday, November 29, 2021
The first U.S. patent for a traffic signal was issued on this date ...
Tuesday, November 9, 2021
It’s #TextileTuesday, bringing you the greatest and (not so) latest on the textile industry ...
Monday, September 20, 2021