Patent intelligence · US
US 6359134
Sulfonamide derivatives, their production and use
Sulfonamide derivatives, their production and use
Patent details — US 6359134
- Jurisdiction
- US
- Status
- expired
- Grant date
- Mar 19, 2002
- Expiration
- Mar 14, 2022
- Applicant
- Takeda Chemical Industries Ltd.
- Claims
- 17
- CPC classes
- A61P, A61P7/02
Quick answer
US 6359134 (Sulfonamide derivatives, their production and use) is held by Takeda Chemical Industries Ltd.. Status: expired. Granted Mar 19, 2002. Expires Mar 14, 2022 (0 years remaining) — relevant for patent-cliff and LOE planning.
Key facts
- Applicant
- Takeda Chemical Industries Ltd.
- Grant date
- Expiration
- Claims
- 17
- CPC classes
- A61P, A61P7/02
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Frequently asked questions
What is US patent 6359134?
US 6359134 (Sulfonamide derivatives, their production and use) is held by Takeda Chemical Industries Ltd.. Status: expired. Granted Mar 19, 2002. Expires Mar 14, 2022 (0 years remaining) — relevant for patent-cliff and LOE planning.
Who owns US 6359134?
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 6359134 expire?
Our index shows an expiration date of Mar 14, 2022 (0 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.