Wednesday, July 8, 2026

Patent intelligence · US

US 6991908

Antiobestic agents methods for screening antiobestic agents and kits comprising same

expired A61KA61K38/10A61PA61P15/06
Status expired
Linked drugs 1
Pipeline programs 6
Years to expiry 0
Applicant portfolio 1,436
Patent details — US 6991908
Jurisdiction
US
Status
expired
Grant date
Jan 31, 2006
Expiration
Jan 26, 2026
Claims
5
CPC classes
A61K, A61K38/10, A61P, A61P15/06
View on Google Patents ↗

Quick answer

US 6991908 (Antiobestic agents methods for screening antiobestic agents and kits comprising same) is held by Takeda Chemical Industries Ltd.. Status: expired. Granted Jan 31, 2006. Expires Jan 26, 2026 (0 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
5
CPC classes
A61K, A61K38/10, A61P, A61P15/06, A61P3/04, A61P3/10

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Frequently asked questions

What is US patent 6991908?

US 6991908 (Antiobestic agents methods for screening antiobestic agents and kits comprising same) is held by Takeda Chemical Industries Ltd.. Status: expired. Granted Jan 31, 2006. Expires Jan 26, 2026 (0 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 6991908?

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 6991908 expire?

Our index shows an expiration date of Jan 26, 2026 (0 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.