New Hurdles for IPR Petitioners Seeking to Rely on Printed Publications

Printed publications often are the best source of evidence that a patent claim is invalid.  For example, textbooks, technical specifications, whitepapers, and even comments posted in an online forum can include details that provide one or more grounds under 35 U.S.C. § 102 (anticipation) or § 103 (obviousness) in support of a petition to institute