Oblon, Spivak, McClelland, Maier & Neustadt, P.C.

Overview
Oblon, Spivak, McClelland, Maier & Neustadt, P.C., also referred to on their web site as just "Oblon Spivak", is a law firm apparently located in Alexandria, Virginia (although they appear to be quite large and this may just be their headquarters). Their specialty is intellectual property law.

Reference

 * official web site