Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Reexamination Certificate
2007-05-22
2007-05-22
Saeed, Kamal A. (Department: 1626)
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
C548S492000
Reexamination Certificate
active
10562950
ABSTRACT:
Process for the synthesis of perindopril of formula (I):and its pharmaceutically acceptable salts.
REFERENCES:
patent: 2006/0178421 (2006-08-01), Dubuffet et al.
patent: 1321471 (2003-06-01), None
Suh J. T. et al., “Angiotensin-converting enzyme inhibitors: N-substituted glycine derivatives” European Journal of Medicinal Chemistry, vol. 20, No. 6, 1985, pp. 563-570.
International Search Report: PCT/FR2004/001638, Nov. 8, 2004.
International Preliminary Examination Report for PCT FR2004 001638 , May 11, 2006.
Dubuffet Thierry
Lecouve Jean-Pierre
Hueschen and Sage
LES Laboratoires Servier
Saeed Kamal A.
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