PMT_History_Notes U.S. Patent Office
~0500-1400~ Medieval Period - Middle Ages - European history between the
collapse of Western Roman Empire
and the Renaissance and age of Discovery
Protection of investors money on inventions creating monopolies for the purpose of taxing
~1474~ Venice - Protecting investors and inventions rights - Proof of Usefulness-must explain and describe.
~1624~ Monopolies limited to "New" inventions and for 14 Years
~1790~ U.S. Patent Act along with the French focused on the Inventor Rights and Protection, not the Investor
~1793~ U.S. Patent Act expanded, longer protection time to allow employment, easier to apply
~1836~ U.S. Patent Office, no longer under Secretary of State
duties, patents now numbered for simplicity rather than named.
First Numbered U.S. Patent, all previous patents assigned a number with leading X########.
Patent x1 July 31, 1790 issued by Thomas Jefferson to Samuel Hopkins on a new process for making pot ash
Copyright © 2012 www.wcast.info - All rights reserved. Disclaimer..