ex parte PTAB

Precedential PTAB Ex Parte Decision on Indefiniteness

In an Ex parte McAward, Appeal No. 2015-006416 (published August 25, 2017), the Patent Trial and Appeals Board ruled that the Supreme Court opinion in Nautilus, Inc. v. Biosig Instruments, Inc. does not mandate a change in the US… Read More

Mass Spectrometry Method Not Patent Eligible in Ex Parte Appeal

The PTAB held that the claims in Ex parte Quimby, Appeal No. 2016-004681 (June 2, 2017) were directed toward unpatentable subject matter.  Of particular interest given the claim language, the Appellant was unsuccessful with argum… Read More

PTAB Panel Can’t Agree on Patent-Eligibility

Lest anyone think that patent-eligibility determinations at the USPTO’s Patent Trial and Appeals Board (PTAB) are easy, even in appeals in ex parte patent prosecution, consider the recent case of Ex parte Plondke, Appeal 2016-00… Read More

Arguments of Impermissible Change in the Principle of Operation in Ex Parte PTAB Decisions

In roughly the last month, the PTAB has decided 41 ex parte appeals involving arguments that the proposed modification in an obviousness rejection impermissibly changes the principle of operation of the primary reference. By way o… Read More

Upcoming Webinar

Christopher Francis and Charles Bieneman will conduct Part Two of a two-part webinar to discuss best practices for preparing, and then prosecuting, patent applications at the USPTO. The presentation will dive underneath the basic legal requirements…Register

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