Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Reexamination Certificate
2006-11-07
2006-11-07
Saeed, Kamal A. (Department: 1626)
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
Reexamination Certificate
active
07132549
ABSTRACT:
The present invention provides an improved process for the preparation of a polymorph of eletriptan hemisulphate.
REFERENCES:
patent: 5607951 (1997-03-01), Macor et al.
patent: WO 9206973 (1992-04-01), None
patent: WO 96/06842 (1996-03-01), None
patent: WO 99/01135 (1999-01-01), None
patent: WO 01/23377 (2001-04-01), None
Aranda-Martinez Julian
Dunne Catherine
Kleinschroth Juergen Friedrich
MacRae Julie Ann
Storey Richard Anthony
Ashbrook Charles W.
Kurlandsky David R.
Pfizer Inc.
Saeed Kamal A.
Shiao Robert
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