Wednesday, July 8, 2026

Patent intelligence · US

US 11820781

Bifunctional compounds for degrading BTK via ubiquitin proteosome pathway

granted A61KA61K31/497A61K31/5377A61P
Status granted
Linked drugs 2
Pipeline programs 6
Years to expiry 17
Applicant portfolio 14
Patent details — US 11820781
Jurisdiction
US
Status
granted
Grant date
Nov 21, 2023
Expiration
Nov 16, 2043
Claims
34
CPC classes
A61K, A61K31/497, A61K31/5377, A61P
View on Google Patents ↗

Quick answer

US 11820781 (Bifunctional compounds for degrading BTK via ubiquitin proteosome pathway) is held by NURIX THERAPEUTICS, INC.. Status: granted. Granted Nov 21, 2023. Expires Nov 16, 2043 (17 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
34
CPC classes
A61K, A61K31/497, A61K31/5377, A61P, A61P35/00, A61P37/00

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Frequently asked questions

What is US patent 11820781?

US 11820781 (Bifunctional compounds for degrading BTK via ubiquitin proteosome pathway) is held by NURIX THERAPEUTICS, INC.. Status: granted. Granted Nov 21, 2023. Expires Nov 16, 2043 (17 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 11820781?

NURIX THERAPEUTICS, INC. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 14 pharmaceutical patents for this assignee.

When does US 11820781 expire?

Our index shows an expiration date of Nov 16, 2043 (17 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.