Wednesday, July 8, 2026

Patent intelligence · US

US 6420405

Pharmaceutical composition for angiotensin II-mediated diseases

expired A61KA61K31/495A61K31/54A61K45/06
Status expired
Linked drugs 2
Pipeline programs 6
Years to expiry 0
Applicant portfolio 1,436
Patent details — US 6420405
Jurisdiction
US
Status
expired
Grant date
Jul 16, 2002
Expiration
Jul 11, 2022
Claims
4
CPC classes
A61K, A61K31/495, A61K31/54, A61K45/06
View on Google Patents ↗

Quick answer

US 6420405 (Pharmaceutical composition for angiotensin II-mediated diseases) is held by Takeda Chemical Industries Ltd.. Status: expired. Granted Jul 16, 2002. Expires Jul 11, 2022 (0 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
4
CPC classes
A61K, A61K31/495, A61K31/54, A61K45/06

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Frequently asked questions

What is US patent 6420405?

US 6420405 (Pharmaceutical composition for angiotensin II-mediated diseases) is held by Takeda Chemical Industries Ltd.. Status: expired. Granted Jul 16, 2002. Expires Jul 11, 2022 (0 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 6420405?

Takeda Chemical Industries Ltd. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 1,436 pharmaceutical patents for this assignee.

When does US 6420405 expire?

Our index shows an expiration date of Jul 11, 2022 (0 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.