Patent Grant
D408949
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| D282245 | Yeung | Jan 1986 | |
| D310558 | Valinsky | Sep 1990 | |
| D315100 | Sheehan | Mar 1991 | |
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| D320298 | Apps et al. | Sep 1991 | |
| D366363 | Berggren | Jan 1996 | |
| D381203 | Ackermann et al. | Jul 1997 | |
| 3377990 | Mitchell | Apr 1968 | |
| 3613943 | Bridenstine | Oct 1971 | |
| 3712270 | Fier, Jr. | Jan 1973 | |
| 3734341 | Levenhagen | May 1973 | |
| 4448151 | Lowe | May 1984 | |
| 4535315 | Sweeney | Aug 1985 | |
| 4627382 | Muzzey | Dec 1986 | |
| 4716853 | D'Aniello | Jan 1988 | |
| 4784082 | Wolfe | Nov 1988 | |
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| 4846103 | Brown | Jul 1989 | |
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| 4932360 | O'Conner | Jun 1990 | |
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| 5172652 | Dobrin et al. | Dec 1992 | |
| 5251573 | Bremley | Oct 1993 | |
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| Number | Date | Country |
|---|---|---|
| 2222942 | Oct 1974 | FRX |
| 8805257 | Jul 1988 | WOX |
| Entry |
|---|
| First Day Kit advertisement by the New Van Ness; cat litter box with accessories; Sep. 1992. |
