Tag Archives: Merck

Although it has been over a year since the Federal Circuit decision in Wyeth v. Kappos, Wyeth-related Patent Term Adjustment (PTA) problems continue. One issue raised in several pending district court cases is whether a patentee can invoke the doctrine of equitable tolling to bring a civil action more than 180 days after the patent was granted. Schering v. Kappos raises this issue in the starkest terms, because Schering never sought reconsideration of the PTA award at issue. It will be interesting to see how the court resolves this case, and whether it opens the door for other patent holders to obtain the full patent term due under the statute.

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