Number | Date | Country | Kind |
---|---|---|---|
197 28 021 | Jul 1997 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
2864770 | McCune et al. | Dec 1958 | |
2940938 | Blinka | Jun 1960 | |
3368977 | Tuvell | Feb 1968 | |
3850831 | Hellsten et al. | Nov 1974 | |
4087369 | Wevers | May 1978 | |
4144226 | Crutchfield et al. | Mar 1979 | |
4146495 | Crutchfield et al. | Mar 1979 | |
4399049 | Gray et al. | Aug 1983 | |
4583217 | Kittel | Apr 1986 | |
4728455 | Rerek | Mar 1988 | |
4772412 | Green et al. | Sep 1988 | |
5114606 | van Vliet et al. | May 1992 | |
5114611 | Van Kralingen et al. | May 1992 | |
5244594 | Favre et al. | Sep 1993 | |
5314635 | Hage et al. | May 1994 |
Number | Date | Country |
---|---|---|
1102966 | Jun 1981 | CAX |
0028849 | May 1981 | EPX |
0241962 | Oct 1987 | EPX |
0240057 | Oct 1987 | EPX |
0408131 | Jan 1991 | EPX |
0458398 | Nov 1991 | EPX |
0509787 | Oct 1992 | EPX |
0544519 | Jun 1993 | EPX |
0549272 | Jun 1993 | EPX |
0544490 | Jun 1993 | EPX |
0544440 | Jun 1993 | EPX |
0630964 | Dec 1994 | EPX |
0717103 | Jun 1996 | EPX |
1205711 | Sep 1970 | GBX |
1270040 | Apr 1972 | GBX |
1292352 | Oct 1972 | GBX |
1370377 | Oct 1974 | GBX |
1561333 | Feb 1980 | GBX |
2194536 | Mar 1988 | GBX |
WO 9530681 | Nov 1995 | WOX |
WO 9615136 | May 1996 | WOX |
WO 9707191 | Feb 1997 | WOX |
WO 9707192 | Feb 1997 | WOX |
Entry |
---|
Bertoncello et al., Inorganica Chimica Acta, vol. 174, No. 1, pp. 57-60, 1990. |
Derwent Abstracts and Family Patent Reports (1998). |
B. Gutkowska, S. Biniecki, Acta Polon. Pharm. 19, 242-249 (1962) [Chem. Abstr. 59, 7425 (1963)]. |
A. Bittcher et al., Z. Naturforsch.49b, 1089-1100 (1994). |
Y.A. Ibrahim, A.H.M. Elwahy, Synthesis 503-508 (1993). |