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Preliminary Injunction Upheld in Cancer Relapse Detection Case

The US Court of Appeals for the Federal Circuit affirmed the grant of a preliminary injunction (PI) in the biopharmaceutical space, concluding that the plaintiff satisfied the requirements for injunctive relief, including...more

Claim Duality: Multiple Dependent Claims Can Be Both Patentable and Unpatentable

Addressing, for the first time, the issue of patentability of multiple dependent claims under 35 U.S.C. § 112, fifth paragraph, the Director of the US Patent & Trademark Office (PTO) granted rehearing and modified the Patent...more

Argument Forfeit in Remand Notwithstanding Modified Claim Construction

In the second appeal arising from an inter partes review (IPR), the US Court of Appeals for the Federal Circuit found that its revised claim construction from the first appeal did not permit the patent challenger to raise a...more

Terms of Degree Not Always Indefinite

The US Court of Appeals for the Federal Circuit overturned a district court determination that the claim terms “resilient” and “pliable” were indefinite. The Federal Circuit found that the claims, while broad, were...more

What Preclusion? Post-IPR Reexam Moves Forward

The US Court of Appeals for the Federal Circuit revived a petitioner’s validity challenge seeking ex parte review at the US Patent & Trademark Office (PTO), reversing a district court decision dismissing its complaint seeking...more

2022 IP Outlook Report: The Developments Shaping Patent Law

KEY TAKEAWAYS AND OUTLOOK FOR 2022 - Tracking with this era’s continuation and uncertainty trends―global supply chain disruption, innovation outpacing legislation, the unstoppable internet of [all the] things (IoT)―2022 is...more

3D Chess at the Federal Circuit: Can't Walk Back Arguments in Prior Appeal or Prosecution History

In the second appeal to the US Court of Appeals for the Federal Circuit, the preamble term “three-dimensional spreadsheet” was found to be a limitation in the context of claims directed to organizing and presenting...more

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