The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 29, 2010
Filed:
Jun. 16, 2005
Vladimir Naddaka, Lod, IL;
Eyal Klopfer, Tel Aviv, IL;
Shady Saeed, Haifa, IL;
Oded Arad, Rechovot, IL;
Joseph Kaspi, Givatayim, IL;
Vladimir Naddaka, Lod, IL;
Eyal Klopfer, Tel Aviv, IL;
Shady Saeed, Haifa, IL;
Oded Arad, Rechovot, IL;
Joseph Kaspi, Givatayim, IL;
Chemagis Ltd., Bnei-Brak, IL;
Abstract
Derivatives of 1,2-benzisoxazole-3-methanesulfonic acid, which are non-hygroscopic and non-hydrated and their use as intermediates from the preparation of zonisamide are disclosed. Further disclosed are processes of preparing zonisamide from these 1,2-benzisoxazole-3-methanesulfonic acid derivatives, processes of preparing exemplary 1,2-benzisoxazole-3-methanesulfonic acid derivatives and crystalline forms of exemplary 2-benzisoxazole-3-methanesulfonic acid derivatives. A novel process of preparing zonisamide is also disclosed.