OTDP

News & Analysis as of

Federal Circuit Strikes Final Blow to Celebrex Patent

In 2008, the Federal Circuit determined that claims 1-4 and 11-17 of U.S. Patent No. 5,760,068 were invalid for obviousness-type double patenting (OTDP) over a related parent patent, in part because the ‘068 patent was filed...more

Gilead Sciences, Inc. v. Natco Pharma Ltd. (Fed. Cir. 2014)

The Federal Circuit extended the scope of the judicially created doctrine of obviousness-type double patenting (OTDP) in a split decision rendered in Gilead Sciences Inc. v. Natco Pharma Ltd. In doing so, the panel majority...more

Congressman Goodlatte Proposes to Codify Obviousness-Type Double Patenting

As I wrote previously, Congressman Goodlatte (R-Va.) released “a discussion draft” of patent reform legislation on May 23, 2013....more

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