Thursday, July 9, 2026

Patent intelligence · US

US 11766432

Cleavable conjugates of catechol compounds and water-soluble polymers and methods of treatment using the same

granted A61KA61K31/05A61K31/12A61K31/137
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 17
Applicant portfolio 25
Patent details — US 11766432
Jurisdiction
US
Status
granted
Grant date
Sep 26, 2023
Expiration
Sep 21, 2043
Claims
31
CPC classes
A61K, A61K31/05, A61K31/12, A61K31/137
View on Google Patents ↗

Quick answer

US 11766432 (Cleavable conjugates of catechol compounds and water-soluble polymers and methods of treatment using the same) is held by Serina Therapeutics, Inc.. Status: granted. Granted Sep 26, 2023. Expires Sep 21, 2043 (17 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
31
CPC classes
A61K, A61K31/05, A61K31/12, A61K31/137, A61K31/15, A61K31/198

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Frequently asked questions

What is US patent 11766432?

US 11766432 (Cleavable conjugates of catechol compounds and water-soluble polymers and methods of treatment using the same) is held by Serina Therapeutics, Inc.. Status: granted. Granted Sep 26, 2023. Expires Sep 21, 2043 (17 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 11766432?

Serina Therapeutics, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 25 pharmaceutical patents for this assignee.

When does US 11766432 expire?

Our index shows an expiration date of Sep 21, 2043 (17 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.