Twitter Still Doesn’t Have A Patent On Pull-Down-To-Refresh, But It’s About To

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http://techcrunch.com – Editor’s note: Leonid (“Lenny”) Kravets is a patent attorney at Panitch, Schwarze, Belisario and Nadel, LLP in Philadelphia, PA. Lenny focuses his practice on patent prosecution and intellectual property transactions in computer-related technology areas. He specializes in developing IP strategy for young technology companies and blogs on this topic at StartupsIP. Follow Lenny on Twitter @lkravets. Over the past few years there has been a lot written by me and others about Twitter’s acquisition of the pull-down-to-refresh patent application with its purchase of Tweetie. Acco (IT news)