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Utilization of Natural Phenomenon Found Patent Eligible

In Illumina, Inc. v. Ariosa Diagnositcs, Inc., (Fed. Cir. Slip Op. 2019-1419, March 17, 2020) the Federal Circuit held that process claims that exploit the discovered size differences between fetal and maternal DNA in serum...more

Personalized Cancer Therapy Found Nonobvious

In OSI Pharmaceuticals, LLC v. Aoptex Inc. (Fed. Cir. 2018-1925, Oct. 4, 2019), the Federal Circuit reversed the Patent Trial and Appeal Board’s (Board) decision that certain claims of US Patent No. 6,900,221 were...more

Why The Federal Circuit Revisited Written Description

In Stanford University v. The Chinese University of Hong Kong (Fed Cir. No 2015-2011, June 27, 2017), the Federal Circuit vacated and remanded interference decisions on the ground the Patent Trial and Appeal Board (“Board”)...more

Federal Circuit Knocks Out Patents After CBM Challenge

Apple successfully invalidated three patents for failure to recite patent eligible subject matter. Apple, Inc. v. Ameranth, Inc., 2015-1792, 2015-1793 (Fed. Cir. 2016). The patents relate to synchronous communication systems...more

Fetal Diagnostics Patent Claims Fall in Inter Partes Review

Post grant inter partes review proceedings have lowered the hurdle to invalidate U.S. patents. The “broadest reasonable construction” of the claims and the lower burden to prove invalidity (by a preponderance of the evidence)...more

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