Posts Tagged: "teva"

CAFC Rules “Secret Prior Art” Requires Only Appreciation that Invention Made in Teva Pharmaceutical*

The doctrines of “secret prior art” and “inherency” both merged in the case Teva Pharmaceutical Industries Ltd. v. AstraZeneca Pharmaceuticals LP to surprise, and unpleasantly upend the patentee. Judge Linn’s opinion ruled that “[a]n inventor need not understand precisely why his invention works in order to achieve an actual reduction to practice.” Relying upon the collective holdings in Dow Chemical, Mycogen Plant Science, and Invitrogen, the Federal Circuit panel then concluded that “it is apparent that the district court correctly entered summary judgment” of invalidity of the asserted claims in the ‘502 patent under 35 § 102(g)(2).

The Puzzling Difference Between Schmutz X and Compound 24028 in AstraZeneca

Determining what compounds are obvious under the doctrine of “structural similarity” can be a daunting challenge, even for those of us with a chemistry or pharmaceutical background.  Add the doctrine of “inequitable conduct” to the “structural similarity” brew, and the plot truly thickens.  But there’s enough schizophrenia about the structural differences between one prior art compound called Schmutz X and…

Merck Wins Singulair Victory Over Teva

Earlier today, Judge Garrett Brown of the United States Federal District Court for the District of New Jersey, issued an Order and Findings of Fact and Conclusions of Law in the dispute between between Merck and Teva Pharmaceuticals.  Judge Brown found that the patent in question, US Patent No. 5,565,473, was valid and enforceable, and that the Teva’s Abbreviated New…