Wednesday, July 8, 2026

Patent intelligence · US

US 6515003

Heterocyclic derivatives for the treatment of diabetes and other diseases

expired A61PA61P1/00A61P1/04A61P11/00
Status expired
Linked drugs 2
Pipeline programs 6
Years to expiry 0
Applicant portfolio 138
Patent details — US 6515003
Jurisdiction
US
Status
expired
Grant date
Feb 4, 2003
Expiration
Jan 30, 2023
Claims
23
CPC classes
A61P, A61P1/00, A61P1/04, A61P11/00
View on Google Patents ↗

Quick answer

US 6515003 (Heterocyclic derivatives for the treatment of diabetes and other diseases) is held by Maxim Pharmaceuticals, Inc.. Status: expired. Granted Feb 4, 2003. Expires Jan 30, 2023 (0 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
23
CPC classes
A61P, A61P1/00, A61P1/04, A61P11/00, A61P15/00, A61P19/02

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Frequently asked questions

What is US patent 6515003?

US 6515003 (Heterocyclic derivatives for the treatment of diabetes and other diseases) is held by Maxim Pharmaceuticals, Inc.. Status: expired. Granted Feb 4, 2003. Expires Jan 30, 2023 (0 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 6515003?

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 6515003 expire?

Our index shows an expiration date of Jan 30, 2023 (0 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.