Patent intelligence · US
US 6936720
Method for preparing benzisoxazole methane sulfonyl chloride and its amidation to form zonisamide
Method for preparing benzisoxazole methane sulfonyl chloride and its amidation to form zonisamide
Patent details — US 6936720
- Jurisdiction
- US
- Status
- expired
- Grant date
- Aug 30, 2005
- Expiration
- Aug 25, 2025
- Applicant
- TEVA PHARMACEUTICAL INDUSTRIES, LTD.
- Claims
- 85
- CPC classes
- A61P, A61P25/08, A61P25/24
Quick answer
US 6936720 (Method for preparing benzisoxazole methane sulfonyl chloride and its amidation to form zonisamide) is held by TEVA PHARMACEUTICAL INDUSTRIES, LTD.. Status: expired. Granted Aug 30, 2005. Expires Aug 25, 2025 (0 years remaining) — relevant for patent-cliff and LOE planning.
Key facts
- Applicant
- TEVA PHARMACEUTICAL INDUSTRIES, LTD.
- Grant date
- Expiration
- Claims
- 85
- CPC classes
- A61P, A61P25/08, A61P25/24
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Frequently asked questions
What is US patent 6936720?
US 6936720 (Method for preparing benzisoxazole methane sulfonyl chloride and its amidation to form zonisamide) is held by TEVA PHARMACEUTICAL INDUSTRIES, LTD.. Status: expired. Granted Aug 30, 2005. Expires Aug 25, 2025 (0 years remaining) — relevant for patent-cliff and LOE planning.
Who owns US 6936720?
TEVA PHARMACEUTICAL INDUSTRIES, LTD. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 454 pharmaceutical patents for this assignee.
When does US 6936720 expire?
Our index shows an expiration date of Aug 25, 2025 (0 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.