News & Analysis as of

Reasonable Expectations Test Prior Art

Fitch, Even, Tabin & Flannery LLP

Teachings in the Art Undercut PTAB’s Reasonable Expectation of Success Finding

On November 4, in University of Strathclyde v. Clear-Vu Lighting, evidence from outside the asserted references tipped the Federal Circuit toward finding a lack of reasonable expectation of success. The Federal Circuit...more

Foley & Lardner LLP

Federal Circuit Reverses PTAB On Reasonable Expectation Of Success For TARCEVA Patent

Foley & Lardner LLP on

In OSI Pharmaceuticals LLC v. Apotex, Inc., the Federal Circuit reversed the PTAB’s determination that a Tarceva® patent was invalid as obvious because the decision was not supported by a reasonable expectation of success....more

Mintz - Intellectual Property Viewpoints

Federal Circuit Reverses PTAB Finding Tarceva® Method of Treatment Claims Invalid for Lack of Reasonable Expectation of Success...

In a precedential opinion on October 4, 2019, the United States Court of Appeals for the Federal Circuit, in OSI Pharmaceuticals v. Apotex, No. 2018-1925, reversed the Board’s Final Written Decision in an inter partes review...more

Knobbe Martens

Completion of Phase I Safety Trials for FDA Approval May Not Be Sufficient to Show Reasonable Expectation of Success

Knobbe Martens on

OSI PHARMACEUTICALS, LLC v. APOTEX INC - Before Stoll, Newman, and Taranto. Appeal from the Patent Trial and Appeal Board. Summary: A pharmaceutical company’s statement touting the completion of Phase I safety trials...more

McDermott Will & Emery

Lead Compound Analysis Is Inappropriate for Method of Treatment Claims

Addressing the obviousness analysis for method of treatment claims, the US Court of Appeals for the Federal Circuit affirmed the district court’s finding of non-obviousness but rejected part of its reasoning that applied lead...more

McDermott Will & Emery

Merely Articulating a Goal Does Not Provide Reasonable Expectation of Success

McDermott Will & Emery on

The US Court of Appeals for the Federal Circuit affirmed a district court non-obviousness decision, finding that a prior art reference that articulates a goal without explaining how that goal is achieved does not provide a...more

Knobbe Martens

The More Complex the Harder to Show Obvious

Knobbe Martens on

SAMSUNG ELECTRONICS CO., LTD. v. ELM 3DS INNOVATIONS, LLC - Before Moore, Reyna, and Chen. Appeal from the Patent Trial and Appeal Board. Summary: If the technology is complex, a party may be required to provide more...more

Jones Day

Lead Compound Analysis Not Always Applicable

Jones Day on

The Situation: In a Hatch-Waxman litigation, a district court determined that the claims covering a method of using the drug everolimus to treat kidney cancers were not obvious. The court found a motivation to "pursue"...more

Knobbe Martens

Prior Art Regulatory Guidelines That Recite a Goal Without Teaching How That Goal Can Be Achieved Are of Limited Value as an...

Knobbe Martens on

ENDO PHARM, INC., v. ACTAVIS LLC - Before Wallach, Clevenger, and Stoll. Appeal from the United States District Court for the District of Delaware....more

Mintz - Intellectual Property Viewpoints

Prosecution Strategies for Avoiding Patent Eligibility Rejections for Diagnostics

Under the Mayo/Alice test for patent eligibility, answering the questions of whether any particular claim is “directed to” a “judicial exception” without “significantly more” remains in many ways a substantial and...more

Foley & Lardner LLP

Federal Circuit Takes A Narrow View Of Reasonable Expectation Of Success

Foley & Lardner LLP on

The Federal Circuit decision in Acorda Therapeutics, Inc. v. Roxane Laboratories, Inc. addressed several aspects of obviousness doctrine. We previously wrote about the impact of a blocking patent on consideration of objective...more

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