Two Northern GA Companies Square Off in Patent Case About Gutter Downspout Extensions

It’s about the spouts.  A patent lawsuit over gutter downspout extensions pits companies based in Alpharetta, GA and Norcross, GA against one another. Invisaflow, LLC (“Invisaflow”), based in Alpharetta, filed a patent infringement case against Euramax International, Inc. and Euramax Holdings, Inc. (collectively “Euramax”), based in Norcross, in the U.S. District Court […]