(19)
(11) EP 0 668 764 A1

(12)

(43) Date of publication:
30.08.1995 Bulletin 1995/35

(21) Application number: 93921686.0

(22) Date of filing: 17.09.1993
(51) International Patent Classification (IPC): 
G01N 33/ 53( . )
A61K 31/ 485( . )
G01N 33/ 94( . )
 A61K 31/ 00( . )
C07D 489/ 00( . )
(86) International application number:
PCT/US1993/008869
(87) International publication number:
WO 1994/006426 (31.03.1994 Gazette 1994/08)
(84) Designated Contracting States:
AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE

(30) Priority: 21.09.1992 US 19920947690
17.11.1992 US 19920977322
07.07.1993 US 19930088503

(71) Applicants:
  • QIN, Bo-yi
    Beijing 100850 (CN)
  • SHEN, Ke-fei
    Flushing, NY 11355 (US)
  • GONG, Xiong-qi
    Beijing 100850 (CN)
  • CRAIN, Stanley, M.
    Leonia, NJ 07605 (US)
  • MAO, Huang
    Beijing 100850 (CN)
  • WANG, Chang, Yi
    Great Neck, NY 11021 (US)

(72) Inventors:
  • QIN, Bo-yi
    Beijing 100850 (CN)
  • SHEN, Ke-fei
    Flushing, NY 11355 (US)
  • GONG, Xiong-qi
    Beijing 100850 (CN)
  • CRAIN, Stanley, M.
    Leonia, NJ 07605 (US)
  • MAO, Huang
    Beijing 100850 (CN)
  • WANG, Chang, Yi
    Great Neck, NY 11021 (US)

(74) Representative: Kolb, Helga, Dr. Dipl.-Chem., et al 
Hoffmann, Eitle & Partner, Patent-und Rechtsanwälte, Arabellastrasse 4
D-81925 München
D-81925 München (DE)

   


(54) METHODS FOR IDENTIFYING AND USING LOW/NON-ADDICTIVE OPIOID ANALGESICS