|
| US4159883 | 18 juil. 1977 | 3 juil. 1979 | I.W.S. Nominee Company Limited | Cleaning pad |
| US4240760 | 21 juil. 1978 | 23 déc. 1980 | Brewster Laboratories, Inc. | Foam scrubbing device incorporating a cleanser |
| US4480939 | 27 déc. 1982 | 6 nov. 1984 | | Soap holding and dispensing means |
| US4965960 | 26 avr. 1988 | 30 oct. 1990 | | Methods and devices for using porous materials in the controlled feeding, distribution, and application of liquid agricultural chemicals |
| US5022517 | 9 oct. 1990 | 11 juin 1991 | | Bar soap wrap |
| US5221506 | 12 janv. 1990 | 22 juin 1993 | | Bar soap with structural core |
| US5388369 | 26 mai 1992 | 14 févr. 1995 | | Devices and methods for selective application of herbicide |
| US6036393 | 22 mars 1996 | 14 mars 2000 | | Soap saver and dispenser novelty |
| US7279450 | 1 déc. 2004 | 9 oct. 2007 | Unilever Home & Personal Care USA, division of Conopco, Inc. | Packaged fibrous toilette article and process |
| US7320953 | 9 sept. 2004 | 22 janv. 2008 | Unilever Home & Personal Care USA, division of Conopco, Inc. | Fibrous toilette article |
| US8061919 | 4 janv. 2007 | 22 nov. 2011 | | Sponge cleaning utensil with inner core for solid soap |
