Number | Name | Date | Kind |
---|---|---|---|
3954968 | McKibben | May 1976 | A |
6316017 | McKibben et al. | Nov 2001 | B1 |
Number | Date | Country |
---|---|---|
49705 | Apr 1982 | EP |
9908529 | Feb 1999 | WO |
Entry |
---|
Chemical Abstracts 102:201189 (1985).* |
WPIDS Abstract, accession No. 1992-406126, abstracting SU 1703030 (1992). |