By Sherri Oslick —

About Court Report:  Each week we will report briefly on recently filed biotech and pharma cases.

Novartis Pharmaceuticals Corp. et al. v. Mylan Pharmaceuticals Inc. et al.
1:11-cv-00127; filed February 10, 2011 in the District Court of Delaware

• Plaintiffs:  Novartis Pharmaceuticals Corp.; Novartis AG
• Defendants:  Mylan Pharmaceuticals Inc.; Mylan Inc.

Infringement of U.S. Patent No. 6,242,003 ("Organic Compounds," issued June 5, 2001) following a Paragraph IV certification as part of Mylan's filing of an ANDA to manufacture a generic version of Novartis' Lescol® (fluvastatin sodium, used to treat hypercholesterolemia).  View the complaint here.

Astrazeneca AB et al. v. Hanmi USA, Inc. et al.
3:11-cv-00760; filed February 9, 2011 in the District Court of New Jersey

• Plaintiffs:  Astrazeneca AB; Aktiebolaget Hassle; Astrazeneca LP; KBI INC.; KBI-E INC.
• Defendants:  Hanmi USA, Inc.; Hanmi Pharmaceutical Co., Ltd.; Hanmi Fine Chemical Co., Ltd; Hanmi Holdings Co., Ltd.

Infringement of U.S. Patent Nos. 5,714,504 ("Compositions," issued February 3, 1988) and 5,877,192 ("Method for the Treatment of Gastric Acid-Related Diseases and Production of Medication Using (-)Enantiomer of Omeprazole," issued March 2, 1999 following a Paragraph IV certification as part of Hanmi's filing of an NDA (under § 505(b)(2) of the Food, Drug and Cosmetic Act) to manufacture a modified generic version (esomeprazole strontium) of AstraZeneca's Nexium® (esomeprazole magnesium, used for the treatment of gastroesophageal reflux disease).  View the complaint here.

Jazz Pharmaceuticals, Inc. v. Roxane Laboratories, Inc.
2:11-cv-00660; filed February 4, 2011 in the District Court of New Jersey

Infringement of U.S. Patent Nos. 6,472,431 ("Microbiologically Sound and Stable Solutions of Gamma-Hydroxybutyrate Salt for the Treatment of Narcolepsy," issued October 29, 2002) and 7,851,506 (same title, issued December 14, 2010) following a Paragraph IV certification as part of Roxane's filing of an ANDA to manufacture a generic version of Jazz's Xyrem® (sodium oxybate, used to treat narcolepsy).  View the complaint here.