Thursday, July 9, 2026

Patent intelligence · US

US 7943141

Activated polyoxazolines and compositions comprising the same

granted A61KA61K31/787A61K47/60
Status granted
Linked drugs 3
Pipeline programs 6
Years to expiry 5
Applicant portfolio 25
Patent details — US 7943141
Jurisdiction
US
Status
granted
Grant date
May 17, 2011
Expiration
May 12, 2031
Claims
17
CPC classes
A61K, A61K31/787, A61K47/60
View on Google Patents ↗

Quick answer

US 7943141 (Activated polyoxazolines and compositions comprising the same) is held by Serina Therapeutics, Inc.. Status: granted. Granted May 17, 2011. Expires May 12, 2031 (5 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
17
CPC classes
A61K, A61K31/787, A61K47/60

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Frequently asked questions

What is US patent 7943141?

US 7943141 (Activated polyoxazolines and compositions comprising the same) is held by Serina Therapeutics, Inc.. Status: granted. Granted May 17, 2011. Expires May 12, 2031 (5 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 7943141?

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 7943141 expire?

Our index shows an expiration date of May 12, 2031 (5 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.