Wednesday, July 8, 2026

Patent intelligence · US

US 11807646

4-hydroxypiperidine derivatives and their use as inhibitors of ubiquitin specific protease 19 (USP19)

granted A61KA61K31/438A61K31/454A61K31/4545
Status granted
Linked drugs 4
Pipeline programs 6
Years to expiry 17
Applicant portfolio 706
Patent details — US 11807646
Jurisdiction
US
Status
granted
Grant date
Nov 7, 2023
Expiration
Nov 2, 2043
Claims
15
CPC classes
A61K, A61K31/438, A61K31/454, A61K31/4545
View on Google Patents ↗

Quick answer

US 11807646 (4-hydroxypiperidine derivatives and their use as inhibitors of ubiquitin specific protease 19 (USP19)) is held by ALMAC DISCOVERY LIMITED. Status: granted. Granted Nov 7, 2023. Expires Nov 2, 2043 (17 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
15
CPC classes
A61K, A61K31/438, A61K31/454, A61K31/4545, A61K31/4725, A61K31/496

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Frequently asked questions

What is US patent 11807646?

US 11807646 (4-hydroxypiperidine derivatives and their use as inhibitors of ubiquitin specific protease 19 (USP19)) is held by ALMAC DISCOVERY LIMITED. Status: granted. Granted Nov 7, 2023. Expires Nov 2, 2043 (17 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 11807646?

ALMAC DISCOVERY LIMITED is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 706 pharmaceutical patents for this assignee.

When does US 11807646 expire?

Our index shows an expiration date of Nov 2, 2043 (17 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.