Number | Date | Country | Kind |
---|---|---|---|
98110761 | Jun 1998 | EP |
Number | Name | Date | Kind |
---|---|---|---|
5948884 | Lüchinger | Sep 1999 | A |
Number | Date | Country |
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0 194 972 | Sep 1986 | EP |
Entry |
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Pearson, Arthritis and Rheumatism 2, 440-459, 1959.* |
Seebach, D. et al., Helvetica Chimica ACTA, 76 (No. 4), pp. 1564-1690, Jan. 1, 1993. |