Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...
Reexamination Certificate
2011-05-31
2011-05-31
Coleman, Brenda L (Department: 1624)
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Heterocyclic carbon compounds containing a hetero ring...
C540S557000
Reexamination Certificate
active
07951798
ABSTRACT:
The present invention relates to new crystalline forms I, II and III of 2-methyl-4-(4-methylpiperazin-1-yl)-10H-thieno[2,3-b][1,5]-benzodiazepine hydrochloride, a process for the preparation thereof and pharmaceutical compositions containing the same. Said new polymorphic forms are useful as active ingredients for the treatment of psychotic conditions.
REFERENCES:
patent: 5229382 (1993-07-01), Chakrabarti et al.
patent: 7459449 (2008-12-01), Keltjens
patent: 0 454 436 (1991-10-01), None
patent: WO-00/18408 (2000-04-01), None
patent: WO-03/007912 (2003-01-01), None
Barkóczy József
Kótay Nagy Péter
Pethö János
Simig Gyula
Szent-Királlyi Zsuzsa
Birch & Stewart Kolasch & Birch, LLP
Coleman Brenda L
Egis Hyogyszergyar Nyrt.
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