1,2,5,10-tetrahydropyridazino[4,5-b]quinoline-1,10-diones and their use for the treatment of pain
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United States of America Patent
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Sep 20, 2005
Grant Date -
Mar 18, 2004
app pub date -
Sep 28, 2001
filing date -
Sep 29, 2000
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Compounds according to structural diagram (I) ##STR1## are disclosed, wherein R1, A, E and D are as defined in the specification. Also disclosed are pharmaceutical compositions comprising a pain-ameliorating effective amount of a compound in accord with structural diagram (I). The following is an examiner's statement of reasons for allowance: In view of applicants' amendments to the claims which limit 'E' to phenyl or cycloalkyl groups the rejections of the previous action no longer pertain as they at best teach 'E' as alkyl.
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