Wednesday, July 8, 2026

Patent intelligence · US

US 12286483

Method of treating cancer using CD137 antibodies and PD-1 antagonists

granted A61KA61K2039/507A61K39/001111A61K39/001117
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 19
Applicant portfolio 100
Patent details — US 12286483
Jurisdiction
US
Status
granted
Grant date
Apr 29, 2025
Expiration
Apr 24, 2045
Claims
22
CPC classes
A61K, A61K2039/507, A61K39/001111, A61K39/001117
View on Google Patents ↗

Quick answer

US 12286483 (Method of treating cancer using CD137 antibodies and PD-1 antagonists) is held by Compass Therapeutics LLC. Status: granted. Granted Apr 29, 2025. Expires Apr 24, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
22
CPC classes
A61K, A61K2039/507, A61K39/001111, A61K39/001117, A61P, A61P35/00

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Frequently asked questions

What is US patent 12286483?

US 12286483 (Method of treating cancer using CD137 antibodies and PD-1 antagonists) is held by Compass Therapeutics LLC. Status: granted. Granted Apr 29, 2025. Expires Apr 24, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 12286483?

Compass Therapeutics LLC is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 100 pharmaceutical patents for this assignee.

When does US 12286483 expire?

Our index shows an expiration date of Apr 24, 2045 (19 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.