Dan Rudoy

Dan Rudoy assists the Electrical & Computer Technologies Group in patent prosecution in the areas of signal processing, machine learning, control systems, speech recognition and natural language processing, software, medical devices and electronics.

Recent Posts

Federal Circuit Clarifies Printed Matter Doctrine

Posted by Dan Rudoy on Apr 6, 2016

Dan Rudoy

The U.S. Court of Appeals for the Federal Circuit (Federal Circuit) provided important guidance on the printed matter doctrine, which dictates that in some instances claim language reciting the  content of printed information carries no patentable weight, and vacated a Patent Trial and Appeal Board (PTAB or Board) decision that found a claim anticipated by improperly relying on this doctrine to ignore claim language.

What This Means to You

The judicially-created printed matter doctrine is sometimes used by the U.S. Patent and Trademark Office (USPTO) to avoid giving claim limitations any patentable weight—effectively reading such limitations out of the claims. As illustrated in In re: Thomas L. DiStefano, III, the USPTO sometimes misapplies the printed matter doctrine.

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Wolf Greenfield's CAFC Blog

Here, Wolf Greenfield attorneys summarize and identify key takeaways from recent patent law cases decided by the U.S. Court of Appeals for the Federal Circuit. View past case summaries here.

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This blog is intended to promote thought and debate on developing areas of the law. The opinions, commentary and characterizations of cases provided on this blog are not legal advice and do not represent the opinions of Wolf Greenfield or its clients.