Tag Archives: Double Patenting

Obvious Variants and the Hand of Fate

By Sandip H. Patel on Posted in Appeals, Estoppel, Inter Partes Review, IPR
Collateral estoppel is a resource-saving shortcut. Judges consider it when an issue previously received sufficient judicial attention. And they apply it when the issue was resolved against the party now seeking, in some way, to circumvent that resolution. In the absence of some intervening change in the law or new evidence, resolution likely would be … Continue Reading

ODP Dooms CIP

By Sandip H. Patel on Posted in Ex Parte, Reexamination
In re Janssen Biotech, Inc., Appeal 2017-1257 (Fed. Cir. Jan. 23, 2018), is a cautionary tale concerning patents protecting a blockbuster drug providing patients an important therapy and bringing its owners billions of dollars in annual revenue. It began twenty-five years ago with a then-unremarkable decision to file a patent application. The filed application was … Continue Reading
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