Call it patent karma. Ten years ago, Amazon.com riled the tech world when it sued Barnes & Noble for infringing its patent on "1-click" buying. Critics cried that clicking once to order a book wasn't really an invention -- and certainly not worthy of a patent. It became the poster child for a patent system gone overboard. Now, Amazon is defending itself against Cordance Corp., a company that claims it filed for its patent on 1-click ordering before Amazon's application.
A Decade Later, Amazon Finds Itself on Other Side of '1-Click' Patent Battle
July 17, 2009