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| D189393 | Schlumbohm | Dec 1960 | S |
| 3040897 | Holman | Jun 1962 | A |
| 3565281 | Collie | Feb 1971 | A |
| D257930 | Conti | Jan 1981 | S |
| D257931 | Conti | Jan 1981 | S |
| D257933 | Conti | Jan 1981 | S |
| D272213 | Daenen | Jan 1984 | S |
| D344210 | Cousins et al. | Feb 1994 | S |
| 5871116 | Picchietti | Feb 1999 | A |
| D413489 | Miller | Sep 1999 | S |
| D416754 | Laib | Nov 1999 | S |
| RE36554 | Chedville | Feb 2000 | E |
| D422180 | Sundberg | Apr 2000 | S |
| D448619 | Pau | Oct 2001 | S |
| 6367409 | Broom | Apr 2002 | B1 |
| D480264 | de Groote et al. | Oct 2003 | S |
| D509106 | de Groote et al. | Sep 2005 | S |
| D533394 | Chiang et al. | Dec 2006 | S |
| D533405 | Barducci | Dec 2006 | S |
| D536217 | Epstein | Feb 2007 | S |
| D545117 | Chiang et al. | Jun 2007 | S |
| D567091 | Glydon et al. | Apr 2008 | S |
| D582218 | Curtin | Dec 2008 | S |
| D584110 | Hauser | Jan 2009 | S |
| 7487881 | Watzke et al. | Feb 2009 | B2 |
| D604120 | Curtin | Nov 2009 | S |
| D611769 | Hauser | Mar 2010 | S |
| D613598 | Westphal | Apr 2010 | S |
| D614453 | Curtin et al. | Apr 2010 | S |
| D615363 | Lion et al. | May 2010 | S |
| D629264 | Curtin | Dec 2010 | S |
| D641215 | Heiberg et al. | Jul 2011 | S |
| D641217 | Chen et al. | Jul 2011 | S |
| 20090108005 | Watzke et al. | Apr 2009 | A1 |
| Entry |
|---|
| 2010 Tupperware Mexico Catalog, p. 5, Product Item Nos. F-104 and F-412. |
| 2011 Tupperware U.S. Catalog, pp. 4 and 5, Product Item Nos. d, e and f. |