Patent attorneys and agents in Colmar, PA

3 USPTO-registered patent practitioners: 3 patent attorneys and 0 patent agents.

• Frank A. Mazzeo — Patent attorney, Reg. No. 46259, Ryder, Lu, Mazzeo & Koniecnzy LLC
• Douglas J. Ryder — Patent attorney, Reg. No. 43073, Ryder Lu Mazzeo & Konieczny LLC
• Anthony L. Venezia — Patent attorney, Reg. No. 48382, Ryder, Mazzeo and Konieczny LLC