| Number | Name | Date | Kind |
|---|---|---|---|
| D202693 | Salvy | Nov 1965 | |
| 238235 | Elgebrandt | Dec 1975 | |
| D318923 | Marsh | Aug 1991 | |
| 1843893 | Becher | Feb 1932 | |
| 2831532 | Kasper | Apr 1958 | |
| 3000020 | Lombard et al. | Sep 1961 | |
| 3118153 | Hood | Jan 1964 | |
| 3393012 | Chancellor, Jr. | Jul 1968 | |
| 3513491 | Gordon | May 1970 | |
| 3939508 | Hall et al. | Feb 1976 | |
| 3965508 | Hunter | Jun 1976 | |
| 3987507 | Hall | Oct 1976 | |
| 4132228 | Green | Jan 1979 | |
| 4143916 | Trotman et al. | Mar 1979 | |
| 4615856 | Silverman | Oct 1986 | |
| 4637651 | Sperr | Jan 1987 | |
| 4643481 | Saloff et al. | Feb 1987 | |
| 4646374 | Shafer | Mar 1987 | |
| 4753480 | Morell | Jun 1988 | |
| 4828325 | Brooks | May 1989 | |
| 4837881 | Kondo et al. | Jun 9189 | |
| 4847933 | Bedford | Jul 1989 | |
| 4853993 | Walpin et al. | Aug 1989 | |
| 4879776 | Farley | Nov 1989 | |
| 4951334 | Maier | Aug 1990 | |
| 4953913 | Graebe | Sep 1990 | |
| 4960304 | Frantz | Oct 1990 | |
| 5022111 | Fenner, Sr. | Jun 1991 | |
| 5079790 | Pouch | Jan 1992 | |
| 5160785 | Davidson, Jr. | Nov 1992 | |
| 5163737 | Navach et al. | Nov 1992 |
| Number | Date | Country |
|---|---|---|
| 3223197 | Dec 1983 | DEX |
| 3810980 | Oct 1989 | DEX |
| Entry |
|---|
| ProtechPacific, a Division of E. R. Carpenter 6, Adv. Flyer, Pro Pillow, front page. |