Thursday, July 9, 2026

Patent intelligence · US

US 12233132

Polyoxazoline-lipid conjugates and lipid nanoparticles and pharmaceutical compositions including same

granted A61KA61K39/00A61K47/6935
Status granted
Linked drugs 3
Pipeline programs 6
Years to expiry 19
Applicant portfolio 25
Patent details — US 12233132
Jurisdiction
US
Status
granted
Grant date
Feb 25, 2025
Expiration
Feb 20, 2045
Claims
22
CPC classes
A61K, A61K39/00, A61K47/6935
View on Google Patents ↗

Quick answer

US 12233132 (Polyoxazoline-lipid conjugates and lipid nanoparticles and pharmaceutical compositions including same) is held by Serina Therapeutics, Inc.. Status: granted. Granted Feb 25, 2025. Expires Feb 20, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
22
CPC classes
A61K, A61K39/00, A61K47/6935

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Frequently asked questions

What is US patent 12233132?

US 12233132 (Polyoxazoline-lipid conjugates and lipid nanoparticles and pharmaceutical compositions including same) is held by Serina Therapeutics, Inc.. Status: granted. Granted Feb 25, 2025. Expires Feb 20, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 12233132?

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 12233132 expire?

Our index shows an expiration date of Feb 20, 2045 (19 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.