Substituted acylpiperazine derivatives

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...

Reexamination Certificate

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C514S252020, C514S252140, C514S252100, C514S253010, C514S253110, C514S255010, C544S212000, C544S238000, C544S295000, C544S357000, C544S360000, C544S364000, C544S391000

Reexamination Certificate

active

07462617

ABSTRACT:
The invention relates to compounds of formulawherein the substituents are as defined in the specification and to pharmaceutically acceptable acid addition salts thereof.The invention further relates to methods for the treatment of psychoses, pain, neurodegenerative disfunction in memory and learning, schizophrenia, dementia and other d 1iseases in which cognitive processes are impaired, such as attention deficit disorders or Alzheimer's disease.

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