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  • CKD to outrun SK and Hanmi with Xarelto patent challenge
  • by Kim, Jin-Gu | translator Byun Kyung A | Dec 22, 2020 06:09am
SK and Hanmi won preferential sales right after evading formulation patent, launching after October next year
CKD could enter generic market faster than SK and Hanmi, if successfully wins the patent challenge
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Chong Kun Dang is now the sole contender to challenge Bayer¡¯s non-Vitamin K antagonist oral anticoagulants (NOAC) Xarelto (rivaroxaban) substance patent.

As it overcame Xarelto¡¯s formulation patent, Chong Kun Dang plans to enter the follow-on drug market faster than SK Chemicals and Hanmi Pharmaceutical, who won the preferential sales rights.

According to a pharmaceutical industry source on Dec. 18, the South Korean company has requested the Patent Court to provide a negative scope confirmation on Xarelto¡¯s substance patent. So far, Chong Kun Dang is the only one filed the suit.

Xarelto own three patents; a formulation patent expiring in 2024, an indication patent expiring I 2022, and a substance pate
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