| Number | Name | Date | Kind |
|---|---|---|---|
| D259660 | Sosnay | Jun 1981 | |
| 4836781 | Meinershagen | Jun 1989 | |
| 5127833 | Kline | Jul 1992 | |
| 5501597 | Wilson | Mar 1996 |
| Entry |
|---|
| Hu-Friedy Colours Dental Instrument Catalog in Dutch, published before filing date of patent application (Jul. 31, 1996). |
| American Eagle Dental Instrument Catalog, published before filing date of patent application (Jul. 31, 1996). |
| Number | Date | Country | |
|---|---|---|---|
| Parent | 57771 | Jul 1996 |