Number | Date | Country | Kind |
---|---|---|---|
61-44203 | Mar 1986 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4546101 | Takaya et al. | Oct 1985 | |
4839350 | Atsumi et al. | Jun 1989 |
Number | Date | Country |
---|---|---|
0103264 | Mar 1984 | EPX |
0175610 | Mar 1986 | EPX |
Entry |
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Patent Abstracts of Japan, vol. 11, No. 200, Jun. 27, 1987, "Novel Cephem Compound". |
Atsumi, et al., Chem. Abstracts vol. 106 (1987) entry 67001b. |