Thursday, July 9, 2026

Patent intelligence · US

US 12383625

Polyoxazoline-drug conjugates with novel pharmacokinetic properties

granted A61KA61K31/05A61K47/59A61P
Status granted
Linked drugs 3
Pipeline programs 6
Years to expiry 19
Applicant portfolio 25
Patent details — US 12383625
Jurisdiction
US
Status
granted
Grant date
Aug 12, 2025
Expiration
Aug 7, 2045
Claims
20
CPC classes
A61K, A61K31/05, A61K47/59, A61P
View on Google Patents ↗

Quick answer

US 12383625 (Polyoxazoline-drug conjugates with novel pharmacokinetic properties) is held by Serina Therapeutics (AL), Inc.. Status: granted. Granted Aug 12, 2025. Expires Aug 7, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
20
CPC classes
A61K, A61K31/05, A61K47/59, A61P, A61P25/28

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Frequently asked questions

What is US patent 12383625?

US 12383625 (Polyoxazoline-drug conjugates with novel pharmacokinetic properties) is held by Serina Therapeutics (AL), Inc.. Status: granted. Granted Aug 12, 2025. Expires Aug 7, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 12383625?

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

When does US 12383625 expire?

Our index shows an expiration date of Aug 7, 2045 (19 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.