Wednesday, July 8, 2026

Patent intelligence · US

US 11208405

Pyrrole derivatives as PLK1 inhibitors

granted A61PA61P35/00
Status granted
Linked drugs 3
Pipeline programs 6
Years to expiry 15
Applicant portfolio 95
Patent details — US 11208405

Quick answer

US 11208405 (Pyrrole derivatives as PLK1 inhibitors) is held by SENTINEL ONCOLOGY LIMITED. Status: granted. Granted Dec 28, 2021. Expires Dec 23, 2041 (15 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
17
CPC classes
A61P, A61P35/00

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Frequently asked questions

What is US patent 11208405?

US 11208405 (Pyrrole derivatives as PLK1 inhibitors) is held by SENTINEL ONCOLOGY LIMITED. Status: granted. Granted Dec 28, 2021. Expires Dec 23, 2041 (15 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 11208405?

SENTINEL ONCOLOGY LIMITED is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 95 pharmaceutical patents for this assignee.

When does US 11208405 expire?

Our index shows an expiration date of Dec 23, 2041 (15 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.