Friday, July 10, 2026

Patent intelligence · US

US 9597302

Combination of dofetilide and mexiletine for the prevention and treatment of atrial fibrillation

granted A61KA61K31/138A61K31/18A61K9/0053
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 11
Applicant portfolio 12
Patent details — US 9597302
Jurisdiction
US
Status
granted
Grant date
Mar 21, 2017
Expiration
Mar 16, 2037
Claims
19
CPC classes
A61K, A61K31/138, A61K31/18, A61K9/0053
View on Google Patents ↗

Quick answer

US 9597302 (Combination of dofetilide and mexiletine for the prevention and treatment of atrial fibrillation) is held by Heart Rhythm Solutions, Inc.. Status: granted. Granted Mar 21, 2017. Expires Mar 16, 2037 (11 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
19
CPC classes
A61K, A61K31/138, A61K31/18, A61K9/0053, A61K9/48, A61P

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Frequently asked questions

What is US patent 9597302?

US 9597302 (Combination of dofetilide and mexiletine for the prevention and treatment of atrial fibrillation) is held by Heart Rhythm Solutions, Inc.. Status: granted. Granted Mar 21, 2017. Expires Mar 16, 2037 (11 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 9597302?

Heart Rhythm Solutions, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 12 pharmaceutical patents for this assignee.

When does US 9597302 expire?

Our index shows an expiration date of Mar 16, 2037 (11 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.