Is a patent troll watching your business now?

You just invested in a promising startup, e-Widgets. The future looks bright. Suddenly, out of nowhere, e-Widgets gets a certified letter in the mail. The letter claims that the company’s flagship software is infringing on an existing patent. What do you do?

If Facebook pays up, experts say Yahoo may go full time patent troll

Yahoo has put the IP squeeze on Facebook, slapping it with a patent lawsuit during the quiet period in the run up to the social network’s IPO. While it’s tempting to see this as the first shot fired in a broader patent war centered around social networking, Lance Lieberman, a veteran New York patent lawyer with a specialty in software, thinks it’s just Yahoo’s first step down the dark path towards life as a patent troll.