Wednesday, July 8, 2026

Patent intelligence · US

US 9266874

Heterocycle amines and uses thereof

granted A61KA61K31/407A61K31/4168A61K31/4353
Status granted
Linked drugs 3
Pipeline programs 6
Years to expiry 10
Applicant portfolio 133
Patent details — US 9266874
Jurisdiction
US
Status
granted
Grant date
Feb 23, 2016
Expiration
Feb 18, 2036
Claims
9
CPC classes
A61K, A61K31/407, A61K31/4168, A61K31/4353
View on Google Patents ↗

Quick answer

US 9266874 (Heterocycle amines and uses thereof) is held by Ligand Pharmaceuticals Incorporated. Status: granted. Granted Feb 23, 2016. Expires Feb 18, 2036 (10 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
9
CPC classes
A61K, A61K31/407, A61K31/4168, A61K31/4353, A61P, A61P29/00

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Frequently asked questions

What is US patent 9266874?

US 9266874 (Heterocycle amines and uses thereof) is held by Ligand Pharmaceuticals Incorporated. Status: granted. Granted Feb 23, 2016. Expires Feb 18, 2036 (10 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 9266874?

Ligand Pharmaceuticals Incorporated is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 133 pharmaceutical patents for this assignee.

When does US 9266874 expire?

Our index shows an expiration date of Feb 18, 2036 (10 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.