Wednesday, July 8, 2026

Patent intelligence · US

US 6083976

Method of synthesis of derivatives of aloesin

expired A61KA61K8/602A61PA61P17/00
Status expired
Linked drugs 1
Pipeline programs 6
Years to expiry 0
Applicant portfolio 140
Patent details — US 6083976
Jurisdiction
US
Status
expired
Grant date
Jul 4, 2000
Expiration
Jun 29, 2020
Claims
9
CPC classes
A61K, A61K8/602, A61P, A61P17/00
View on Google Patents ↗

Quick answer

US 6083976 (Method of synthesis of derivatives of aloesin) is held by Univera Pharmaceuticals, Inc.. Status: expired. Granted Jul 4, 2000. Expires Jun 29, 2020 (0 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
9
CPC classes
A61K, A61K8/602, A61P, A61P17/00

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Frequently asked questions

What is US patent 6083976?

US 6083976 (Method of synthesis of derivatives of aloesin) is held by Univera Pharmaceuticals, Inc.. Status: expired. Granted Jul 4, 2000. Expires Jun 29, 2020 (0 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 6083976?

Univera Pharmaceuticals, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 140 pharmaceutical patents for this assignee.

When does US 6083976 expire?

Our index shows an expiration date of Jun 29, 2020 (0 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.