Saturday, July 11, 2026

Patent intelligence · US

US 6054449

Compounds and method for PDT of intimal hyperplasia and other diseases

expired A61KA61K41/0066A61K41/0071A61P
Status expired
Linked drugs 3
Pipeline programs 6
Years to expiry 0
Applicant portfolio 308
Patent details — US 6054449
Jurisdiction
US
Status
expired
Grant date
Apr 25, 2000
Expiration
Apr 20, 2020
Claims
11
CPC classes
A61K, A61K41/0066, A61K41/0071, A61P
View on Google Patents ↗

Quick answer

US 6054449 (Compounds and method for PDT of intimal hyperplasia and other diseases) is held by Miravant Pharmaceuticals, Inc.. Status: expired. Granted Apr 25, 2000. Expires Apr 20, 2020 (0 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
11
CPC classes
A61K, A61K41/0066, A61K41/0071, A61P, A61P17/06, A61P27/06

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Frequently asked questions

What is US patent 6054449?

US 6054449 (Compounds and method for PDT of intimal hyperplasia and other diseases) is held by Miravant Pharmaceuticals, Inc.. Status: expired. Granted Apr 25, 2000. Expires Apr 20, 2020 (0 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 6054449?

Miravant Pharmaceuticals, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 308 pharmaceutical patents for this assignee.

When does US 6054449 expire?

Our index shows an expiration date of Apr 20, 2020 (0 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.