Wednesday, July 8, 2026

Patent intelligence · US

US 9956293

Targeted therapeutics

granted A61KA61K31/167A61K31/337A61K31/357
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 12
Applicant portfolio 26
Patent details — US 9956293
Jurisdiction
US
Status
granted
Grant date
May 1, 2018
Expiration
Apr 26, 2038
Claims
16
CPC classes
A61K, A61K31/167, A61K31/337, A61K31/357
View on Google Patents ↗

Quick answer

US 9956293 (Targeted therapeutics) is held by Madrigal Pharmaceuticals, Inc.. Status: granted. Granted May 1, 2018. Expires Apr 26, 2038 (12 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
16
CPC classes
A61K, A61K31/167, A61K31/337, A61K31/357, A61K31/4184, A61K31/4196

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Frequently asked questions

What is US patent 9956293?

US 9956293 (Targeted therapeutics) is held by Madrigal Pharmaceuticals, Inc.. Status: granted. Granted May 1, 2018. Expires Apr 26, 2038 (12 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 9956293?

Madrigal Pharmaceuticals, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 26 pharmaceutical patents for this assignee.

When does US 9956293 expire?

Our index shows an expiration date of Apr 26, 2038 (12 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.