| Withdrawn Patents |
| Grant Date | Patent Number |
| 1997-07-29 | D381,498 |
| 1997-07-29 | D381,566 |
| 1997-07-29 | D381,616 |
| 1997-07-29 | 5,651,234 |
| 1997-07-29 | 5,651,448 |
| 1997-07-29 | 5,651,674 |
| 1997-07-29 | 5,651,770 |
| 1997-07-29 | 5,651,787 |
| 1997-07-29 | 5,651,840 |
| 1997-07-29 | 5,651,870 |
| 1997-07-29 | 5,651,902 |
| 1997-07-29 | 5,652,104 |
| 1997-07-29 | 5,652,108 |
| 1997-07-29 | 5,652,121 |
| 1997-07-29 | 5,652,129 |
| 1997-07-29 | 5,652,140 |
| 1997-07-29 | 5,652,215 |
| 1997-07-29 | 5,652,218 |
| 1997-07-29 | 5,652,253 |
| 1997-07-29 | 5,652,341 |
| 1997-07-29 | 5,652,349 |
| 1997-07-29 | 5,652,351 |
| 1997-07-29 | 5,652,656 |
| 1997-07-29 | 5,652,686 |
| 1997-07-29 | 5,652,761 |
| 1997-07-29 | 5,652,815 |