Wednesday, July 8, 2026

Patent intelligence · US

US 11802131

Glutarimides for medical treatment

granted A61KA61K31/4412A61K31/4709A61K31/498
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 17
Applicant portfolio 24
Patent details — US 11802131
Jurisdiction
US
Status
granted
Grant date
Oct 31, 2023
Expiration
Oct 26, 2043
Claims
9
CPC classes
A61K, A61K31/4412, A61K31/4709, A61K31/498
View on Google Patents ↗

Quick answer

US 11802131 (Glutarimides for medical treatment) is held by C4 THERAPEUTICS, INC.. Status: granted. Granted Oct 31, 2023. Expires Oct 26, 2043 (17 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
9
CPC classes
A61K, A61K31/4412, A61K31/4709, A61K31/498, A61K47/55

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Frequently asked questions

What is US patent 11802131?

US 11802131 (Glutarimides for medical treatment) is held by C4 THERAPEUTICS, INC.. Status: granted. Granted Oct 31, 2023. Expires Oct 26, 2043 (17 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 11802131?

C4 THERAPEUTICS, INC. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 24 pharmaceutical patents for this assignee.

When does US 11802131 expire?

Our index shows an expiration date of Oct 26, 2043 (17 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.