Wednesday, July 8, 2026

Patent intelligence · US

US 6635672

Agent for lowering prolactin

expired A61KA61K31/045A61K31/22A61K31/341
Status expired
Linked drugs 3
Pipeline programs 6
Years to expiry 0
Applicant portfolio 52
Patent details — US 6635672
Jurisdiction
US
Status
expired
Grant date
Oct 21, 2003
Expiration
Oct 16, 2023
Applicant
Bionorica AG
Claims
12
CPC classes
A61K, A61K31/045, A61K31/22, A61K31/341
View on Google Patents ↗

Quick answer

US 6635672 (Agent for lowering prolactin) is held by Bionorica AG. Status: expired. Granted Oct 21, 2003. Expires Oct 16, 2023 (0 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Applicant
Bionorica AG
Grant date
Expiration
Claims
12
CPC classes
A61K, A61K31/045, A61K31/22, A61K31/341, A61P, A61P15/00

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Frequently asked questions

What is US patent 6635672?

US 6635672 (Agent for lowering prolactin) is held by Bionorica AG. Status: expired. Granted Oct 21, 2003. Expires Oct 16, 2023 (0 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 6635672?

Bionorica AG is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 52 pharmaceutical patents for this assignee.

When does US 6635672 expire?

Our index shows an expiration date of Oct 16, 2023 (0 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.