Number | Date | Country | Kind |
---|---|---|---|
3-300395 | Nov 1991 | JPX | |
3-310873 | Nov 1991 | JPX |
This is a division of 07/977,100, filed Nov. 16, 1992.
Number | Name | Date | Kind |
---|---|---|---|
2823188 | Novak | Jan 1958 | |
3483169 | Case et al. | Dec 1969 | |
3663463 | Wren | May 1972 | |
3688763 | Cromarty | Sep 1972 | |
3756966 | Lamberti | Sep 1973 | |
3849341 | Lamberti | Nov 1974 | |
3862121 | Jaques et al. | Jan 1975 | |
4100342 | Finley | Jul 1978 | |
4124571 | Georgoudis | Nov 1978 | |
4151304 | Evans | Apr 1979 | |
4155884 | Hughes | May 1979 | |
4713436 | Downs et al. | Dec 1987 | |
5354559 | Morehouse | Oct 1994 |
Number | Date | Country |
---|---|---|
0398472 | Nov 1990 | EPX |
0450176 | Oct 1991 | EPX |
60-53580 | Mar 1985 | JPX |
Entry |
---|
Saffran et al, Science, 233:1081 (Sep., 1986). |
Kopecek et al, J. Controlled Release, 19:121-130 (Feb., 1992). |
Kurita et al, J. Polym. Sci.: Polym. Chem. Ed., 18:365 (Jan., 1980). |
Lancaster et al, Polymer Preprints, 30(1):480 (Apr., 1989). |
Number | Date | Country | |
---|---|---|---|
Parent | 977100 | Nov 1992 |