Posts Tagged: Chief Judge Sharon Prost


Federal Circuit: PTAB Improperly Relied on Unsupported Expert Opinion

Ericsson petitioned for inter partes review of the ’408 patent, and the PTAB upheld its validity. Without separately analyzing the challenged dependent claims, the PTAB held that claim 1 …

Mayo/Alice ‘Directed to’ Inquiry and a Split Federal Circuit: Vanda Pharma v. West-Ward Pharma

In Vanda, Chief Judge Prost, one of the judges on the CellzDirect panel, dissented from the majority’s decision that found claims patent eligible for not being …

Federal Circuit expands printed matter doctrine to include information and mental steps

In Praxair Distribution v. Mallinckrodt Hospital Products, Praxair petitioned for inter partes review of claims 1-19 of the ’112 patent, which the Board instituted. The Board held that …

Patent Venue Statute Does Not Apply to Foreign Corporations Sued for Infringement

The Federal Circuit denied HTC Corp.’s petition for a writ of mandamus seeking dismissal for improper venue... The patent venue statute does not apply to foreign …

Federal Circuit Affirms Preliminary Injunction

Turning to the injunction, Infineon was enjoined from undertaking certain activities concerning products in the Exclusive Field that practice the licensed patents. The Court vacated this provision …

Patent Cannot Retroactively Be Filed As Divisional Application to Avoid Obviousness-Type Double Patenting

To fall within the safe-harbor protection against obviousness-type double patenting, a patent application must be properly designated as a divisional application before the patent issues. Attempts to …

Jury ignores Stop Instruction in Verdict Form, Resubmission to Jury was Appropriate

This appeal revolves around the jury verdict form. The form included a stop instruction, which told the jury not to consider invalidity defenses unless first finding infringement. …

Amgen v. Sanofi: A well characterized antigen insufficient for written description of an antibody

In what appears to be a clear departure from the past, in Amgen, the Federal Circuit has rejected the test, basing its rejection on the ground that …

Beware Waiver: Recovery Not Permitted on Damages Theories Not Presented/Preserved at Trial

In Promega Corporation v. Life Technologies Corporation, on remand from the Supreme Court, the Federal Circuit affirmed district court rulings that granted Life Technologies’ motion for judgment …

Federal Circuit affirms PTAB invalidation of Uniloc patent which wasn’t invalid in 65 district court cases

The Uniloc patent invalidated by the PTAB in this case is U.S. Patent No. 5490216, titled System for Software Registration and issued in February 1996. It claims a …
By Steve Brachmann
7 months ago 9

Critiques Alone Are Insufficient to Outweigh Expert Experiments and Testimony

In Organik Kimya AS v. Rohm & Haas Co., Organik Kimya AS (“Organik”) appealed the decisions of the Patent Trial and Appeal Board (“Board”) in two related inter …

Patent-Ineligible Claims Dismissed Based On Intrinsic Evidence

The Federal Circuit heard the case of Secured Mail Solutions LLC v. Universal Wilde, Inc., where the Appellant, Secured Mail Solutions LLC (“Secured Mail”) appealed from the …

Federal Circuit says inequitable conduct can be inferred from activities in a later patent litigation?

Although the patent prosecution process is adversarial in nature, patent practitioners must be keenly aware of their duty to maintain the integrity of any subsequently issued patent …
By Alison McGreary & Ryan Cagle
8 months ago 6

Burden of Persuasion for Patentability of Amended Claims in IPR Stays with Petitioner

After a panel of the Federal Circuit affirmed the Board’s decision, in Aqua Products v. Matal, Aqua requested an en banc rehearing. The USPTO Director Joseph …

Patentee Fails to Prove Equivalents did not Ensnare the Prior Art

Crafting a proper hypothetical claim is a prerequisite to whether a theory of infringement under the doctrine of equivalents would also ensnare the prior art. The burden …