Wednesday, July 8, 2026

Patent intelligence · US

US 6270781

Method and compositions for topical treatment of damaged tissue using reactive oxygen metabolite production or release inhibitors

expired A61KA61K31/00A61K31/203A61K31/4045
Status expired
Linked drugs 1
Pipeline programs 6
Years to expiry 0
Applicant portfolio 138
Patent details — US 6270781
Jurisdiction
US
Status
expired
Grant date
Aug 7, 2001
Expiration
Aug 2, 2021
Claims
9
CPC classes
A61K, A61K31/00, A61K31/203, A61K31/4045
View on Google Patents ↗

Quick answer

US 6270781 (Method and compositions for topical treatment of damaged tissue using reactive oxygen metabolite production or release inhibitors) is held by Maxim Pharmaceuticals, Inc.. Status: expired. Granted Aug 7, 2001. Expires Aug 2, 2021 (0 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
9
CPC classes
A61K, A61K31/00, A61K31/203, A61K31/4045, A61K31/417, A61K38/202

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Frequently asked questions

What is US patent 6270781?

US 6270781 (Method and compositions for topical treatment of damaged tissue using reactive oxygen metabolite production or release inhibitors) is held by Maxim Pharmaceuticals, Inc.. Status: expired. Granted Aug 7, 2001. Expires Aug 2, 2021 (0 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 6270781?

Maxim Pharmaceuticals, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 138 pharmaceutical patents for this assignee.

When does US 6270781 expire?

Our index shows an expiration date of Aug 2, 2021 (0 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.