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Process
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Document Number
US Patent 7132549
Issued Date
November 7, 2006
Link
Inventors
Aranda-Martinez; Julian
(Freiburg,DE)
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Dunne; Catherine
(Sandwich,GB)
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Kleinschroth; Juergen Friedrich
(Freiburg,DE)
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MacRae; Julie Ann
(Sandwich,GB)
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Storey; Richard Anthony
(Sandwich,GB)
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Weilbacher; Ellen Johanna
(Freiburg,DE)
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Abstract
The present invention provides an improved process for the preparation of a polymorph of eletriptan hemisulphate.
Patent Report
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Number of Claims:
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Owner
Pfizer Inc.
(New York, NY)
Published
November 7, 2006
Application Number
10/852,038
Filed
May 24, 2004
US Classification
548/465
Int'l Classification
C07D 209/02 (20060101)
Examiner
Saeed; Kamal A.
Assistant Examiner
Shiao; Robert
Attorney/Law Firm
Ashbrook; Charles W.
Kurlandsky; David R.
Parent Case
This application is a United States utility application, which claims the benefit of priority to United Kingdom patent application Serial No. 0312478.1 filed May 30, 2003 and U.S. provisional application Ser. No. 60/489,829 filed Jul. 23, 2003.
Priority Data
May 30, 2003 [GB] 0312478.1
USPTO Field of Search
548/465
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