Innovator Pronova BioPharma announced (in a press release) that Pronova and its U.S. marketing partner GlaxoSmithKline have received a Paragraph IV Notice in March, 2009 from Canadian Pharma giant Apotex advising that Apotex has submitted an Abbreviated New Drug Application (ANDA) to the USFDA for approval to market a generic version of Omega-3-acid Ethyl Esters 1 g capsules (Lovaza).
Apotex's notice letter states that its ANDA contains a Paragraph IV Certification alleging that the US5502077 (Expiry: Mar 26, 2013) and US5656667 (Expiry: Aug 27, 2018) patents are not valid, unenforceable, or will not be infringed by the commercial manufacture, use or sale of Par's product.
Also, Teva and Par has filed ANDA with Paragraph IV certification against this product as reported earlier by IP Pharma Doc Here and Here
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