On Tuesday, August 07, 1990, a U.S. federal trademark registration was filed for KOBLENZ by KOBLENZ ELECTRICA, S.A. DE C.V., Edo de Mexico 54730. The USPTO has given the KOBLENZ trademark serial number of 74085650. The current federal status of this trademark filing is REGISTERED AND RENEWED. The correspondent listed for KOBLENZ is LYNN A. SULLIVAN of LEYDIG VOIT & MAYER LTD, Suite 4900, Two Prudential Plaza, 180 N. Stetson CHICAGO IL 60601 . The KOBLENZ trademark is filed in the category of Computer & Software Products & Electrical & Scientific Products . The description provided to the USPTO for KOBLENZ is vacuum cleaners, rug shampooers, floor polishers, and electric voltage regulators.