| Number | Name | Date | Kind |
|---|---|---|---|
| D305728 | Tufariello | Jan 1990 | |
| 392236 | Soper | Nov 1888 | |
| 1463113 | Bibb | Jul 1923 | |
| 2272938 | Ferrante | Feb 1942 | |
| 2505289 | Haslett | Apr 1950 | |
| 3006532 | Fine | Oct 1961 | |
| 3145908 | Smith | Aug 1964 | |
| 3268151 | Soto | Aug 1966 | |
| 3905406 | Cruse | Sep 1975 | |
| 4379797 | Cole | Apr 1983 | |
| 4482116 | Vadnais | Nov 1984 | |
| 4749011 | Rylander | Jun 1988 | |
| 4836690 | Cheng | Jun 1989 | |
| 4846427 | Jones | Jul 1989 | |
| 4867577 | Cheng | Sep 1989 | |
| 4930903 | Mahoney | Jun 1990 | |
| 5044773 | Harms et al. | Sep 1991 | |
| 5044774 | Bullard et al. | Sep 1991 | |
| 5165800 | Downey | Nov 1992 | |
| 5184896 | Hammond et al. | Feb 1993 | |
| 5441348 | Valentino | Aug 1995 | |
| 5608949 | Cooley et al. | Mar 1997 | |
| 5615853 | Hearst | Apr 1997 |
| Entry |
|---|
| PCT Search Report Dated May 25, 1999. |