Type | ![]() | Publication No. | Date | Type | EP0467372 | ![]() | 19.10.1994 | B1 | EP0467372 | 27.05.1992 | A3 | EP0467372 | 22.01.1992 | A2 | Priority number | Date | US55664890 | 20.07.1990 | Type | ![]() | Publication No. | Date | Type | CA2040101 | 20.06.2000 | C | CA2040101 | 21.01.1992 | A1 | Priority number | Date | US55664890 | 20.07.1990 | Type | ![]() | Publication No. | Date | Type | DE69104663T | 04.05.1995 | T2 | DE69104663D1 | 24.11.1994 | D1 | Priority number | Date | US55664890 | 20.07.1990 | Type | ![]() | Publication No. | Date | Type | ES2061129T | 01.12.1994 | T3 | Priority number | Date | US55664890 | 20.07.1990 | Type | ![]() | Publication No. | Date | Type | US5044841 | 03.09.1991 | A | Priority number | Date | US55664890 | 20.07.1990 |