Wednesday, July 8, 2026

Patent intelligence · US

US 8334377

Porphyrin catalysts and methods of use thereof

granted A61PA61P19/02A61P25/28A61P29/00
Status granted
Linked drugs 3
Pipeline programs 1
Years to expiry 6
Applicant portfolio 163
Patent details — US 8334377
Jurisdiction
US
Status
granted
Grant date
Dec 18, 2012
Expiration
Dec 13, 2032
Claims
1
CPC classes
A61P, A61P19/02, A61P25/28, A61P29/00
View on Google Patents ↗

Quick answer

US 8334377 (Porphyrin catalysts and methods of use thereof) is held by THE TRUSTEES OF PRINCETON UNIVERSITY. Status: granted. Granted Dec 18, 2012. Expires Dec 13, 2032 (6 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
1
CPC classes
A61P, A61P19/02, A61P25/28, A61P29/00, A61P3/06, A61P3/08

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Frequently asked questions

What is US patent 8334377?

US 8334377 (Porphyrin catalysts and methods of use thereof) is held by THE TRUSTEES OF PRINCETON UNIVERSITY. Status: granted. Granted Dec 18, 2012. Expires Dec 13, 2032 (6 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 8334377?

THE TRUSTEES OF PRINCETON UNIVERSITY is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 163 pharmaceutical patents for this assignee.

When does US 8334377 expire?

Our index shows an expiration date of Dec 13, 2032 (6 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.