Category Archives: Claim Interpretation

Sixteen Critical 2016-2017 Patentability & Validity Developments

This is a guest post from Donald Chisum and Janice Mueller of the Chisum Patent Academy. Below are highlights of the Critical  Patentability & Validity Developments of 2016-2017.   The Federal Circuit’s January 2017 decision in Sonix Tech. Co. v. Publications Int’l, … Continue reading

Posted in 102 Patentability, Alice, Appeals, Assignment/Ownership, Claim Interpretation, Federal Court, Infringement, Post-Grant Issues, USPTO Practice and Policy | Leave a comment

Vanda v. Roxane Labs. – Are Two Natural Laws Better Than One?

As you will recall, in Prometheus v. Mayo, the Supreme Court held that a claim reciting a natural law had to have other non-conventional steps to pass muster under s. 101. The natural law in Mayo was the correlation between … Continue reading

Posted in Claim Interpretation, Federal Court, Hatch-Waxman, Litigation Issues, Obviousness, Section 101 | 2 Comments

Teva v. Sandoz – “Strange Brew” Boils Over

On June 18, 2015, a divided Fed. Cir. panel reaffirmed that the key claim of a Teva patent, U.S. Pat. No. 5,800,808, was invalid as indefinite, although the Fed. Cir. had previously been reversed twice by the Supreme Court – … Continue reading

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Skinmedica, Inc. and, i.e., Disclaimer

The Fed. Cir. has been pretty hard on defendants alleging disclaimer of claim scope in recent decisions but that was not the case here. But what caught my attention is that Judge Prost spent four pages of his opinion on … Continue reading

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