Wednesday, June 10, 2026

Patent intelligence · US

US 2013041307

APPLICATION OF BETA-FUNCTIONALIZED DIHYDROXY-CHLORINS FOR PDT

granted A61K 9/ 127 A IA61K 31/ 407 A IA61K 38/ 00 A IA61K 39/ 395 A I
Status granted
Years to expiry 7
Applicant portfolio 25
Patent details — US 2013041307
Jurisdiction
US
Status
granted
Grant date
Feb 14, 2013
Expiration
Feb 9, 2033
CPC classes
A61K 9/ 127 A I, A61K 31/ 407 A I, A61K 38/ 00 A I, A61K 39/ 395 A I
View on Google Patents ↗

Quick answer

US 2013041307 (APPLICATION OF BETA-FUNCTIONALIZED DIHYDROXY-CHLORINS FOR PDT) is held by CERAMOPTEC IND INC [DE]. Status: granted. Granted Feb 14, 2013. Expires Feb 9, 2033 (7 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
CPC classes
A61K 9/ 127 A I, A61K 31/ 407 A I, A61K 38/ 00 A I, A61K 39/ 395 A I, A61K 41/ 00 A I, A61K 49/ 00 A I

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Frequently asked questions

What is US patent 2013041307?

US 2013041307 (APPLICATION OF BETA-FUNCTIONALIZED DIHYDROXY-CHLORINS FOR PDT) is held by CERAMOPTEC IND INC [DE]. Status: granted. Granted Feb 14, 2013. Expires Feb 9, 2033 (7 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 2013041307?

CERAMOPTEC IND INC [DE] is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 25 pharmaceutical patents for this assignee.

When does US 2013041307 expire?

Our index shows an expiration date of Feb 9, 2033 (7 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.