Finally received a response from Novartis. Looked but couldn't find the original thread on the issue.
Dear Mr xxxxxx,
Thank you for your interest in Novartis Pharmaceuticals Corporation. We received your e-mail, and we appreciate you taking the time to contact us.
You requested information about when the U.S patent for Tasigna expires. We appreciate your inquiry.
The patent expires January 2024.
Customer Interaction Center
Novartis Pharmaceuticals Corporation
One Health Plaza
East Hanover, New Jersey 07936-1080