Number | Date | Country | Kind |
---|---|---|---|
0024440 | Oct 2000 | GB |
Number | Name | Date | Kind |
---|---|---|---|
4650882 | Kenyon et al. | Mar 1987 | A |
Number | Date | Country |
---|---|---|
333 337 | Sep 1989 | EP |
371 223 | Jun 1990 | EP |
469 723 | Feb 1992 | EP |
492 893 | Jul 1992 | EP |
559 345 | Sep 1993 | EP |
598 303 | May 1994 | EP |
640 667 | Mar 1995 | EP |
7011587 | Jan 1995 | JP |
11158403 | Jun 1999 | JP |
Entry |
---|
McCelland, RD et al ‘Manufacture of colored condensation polymers’ CA 113:80691 (1990). |