Patent intelligence · US
US 6251861
Treatment of cerebral infarction using cyclic hexapeptides
Treatment of cerebral infarction using cyclic hexapeptides
Patent details — US 6251861
- Jurisdiction
- US
- Status
- expired
- Grant date
- Jun 26, 2001
- Expiration
- Jun 21, 2021
- Applicant
- Takeda Chemical Industries Ltd.
- Claims
- 3
- CPC classes
- A61K, A61K38/08, A61K38/12
Quick answer
US 6251861 (Treatment of cerebral infarction using cyclic hexapeptides) is held by Takeda Chemical Industries Ltd.. Status: expired. Granted Jun 26, 2001. Expires Jun 21, 2021 (0 years remaining) — relevant for patent-cliff and LOE planning.
Key facts
- Applicant
- Takeda Chemical Industries Ltd.
- Grant date
- Expiration
- Claims
- 3
- CPC classes
- A61K, A61K38/08, A61K38/12
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Frequently asked questions
What is US patent 6251861?
US 6251861 (Treatment of cerebral infarction using cyclic hexapeptides) is held by Takeda Chemical Industries Ltd.. Status: expired. Granted Jun 26, 2001. Expires Jun 21, 2021 (0 years remaining) — relevant for patent-cliff and LOE planning.
Who owns US 6251861?
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 6251861 expire?
Our index shows an expiration date of Jun 21, 2021 (0 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.