Wednesday, July 8, 2026

Patent intelligence · US

US 11807629

Polymorphs of Selinexor

granted A61KA61K31/497A61PA61P35/00
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 17
Applicant portfolio 38
Patent details — US 11807629
Jurisdiction
US
Status
granted
Grant date
Nov 7, 2023
Expiration
Nov 2, 2043
Claims
7
CPC classes
A61K, A61K31/497, A61P, A61P35/00
View on Google Patents ↗

Quick answer

US 11807629 (Polymorphs of Selinexor) is held by Karyopharm Therapeutics Inc.. Status: granted. Granted Nov 7, 2023. Expires Nov 2, 2043 (17 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
7
CPC classes
A61K, A61K31/497, A61P, A61P35/00

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Frequently asked questions

What is US patent 11807629?

US 11807629 (Polymorphs of Selinexor) is held by Karyopharm Therapeutics Inc.. Status: granted. Granted Nov 7, 2023. Expires Nov 2, 2043 (17 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 11807629?

Karyopharm Therapeutics Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 38 pharmaceutical patents for this assignee.

When does US 11807629 expire?

Our index shows an expiration date of Nov 2, 2043 (17 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.