In Telefonaktiebolaget LM Ericsson, (“Ericsson”), v TCL Corporation, (“TCL”), 2017-2381, -2385 (Fed. Cir. Nov. 7, 2019), the Federal Circuit affirmed the PTAB’s decision that canceled claims in an Ericsson patent that TCL challenged based on its subsidiary finding that a German journal article TCL presented was indeed prior art. The decision is important because it offers guidance in assessing what type of evidence may be persuasive in a PTAB’s assessment of the public accessibility of a journal article whose publication date is close to the challenged patent’s critical date.
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Publicly Accessible
A Reference is Publicly Accessible if a Person of Ordinary Skill in the Art Could Access the Reference
By Julianne M. Hartzell on
In a recent decision vacating the PTAB’s finding that a draft standard for video coding emailed to a listserv was not publicly accessible, the Federal Circuit again corrected the PTAB’s application of the legal standard to determine the public accessibility of prior art. Samsung Electronics Co., Ltd. v. Infobridge Pte. Ltd., case no. 2018-2007, 2018-2012, 2019 WL 3047113 (Fed. Cir. July 12, 2019). Although multiple means of accessibility were alleged, the PTAB’s analysis was upheld with respect to all but the listserv distribution.
Continue Reading A Reference is Publicly Accessible if a Person of Ordinary Skill in the Art Could Access the Reference