DuPont v. MacDermid Printing: The importance of a Patentee’s Pre-Filing Statements

by Dennis Crouch A skilled patent attorney working with a qualified searcher could cobble together a colorable obviousness argument against the vast majority of issued patent claims.  Part of the difficulty for patentees stem from the the billions of prior art references available via increasingly effective search tools. Even when an invention results from a ‘flash of genius,’ […]