|
| US4564969 | 3 May 1984 | 21 Ene 1986 | | Means for cleaning floor |
| US5218734 | 9 Abr 1991 | 15 Jun 1993 | EWU AG | Collapsible cleaning implement |
| US5390390 | 13 Jul 1992 | 21 Feb 1995 | Henkel Kommanditgesellschaft auf Aktien | Mop head with a pouch and a strap |
| US5836039 | 28 Jun 1995 | 17 Nov 1998 | DIT International HQ A/S | Collapsible mop pad holder |
| US5926896 | 25 Nov 1997 | 27 Jul 1999 | Rubbermaid Commercial Products LLC | Collapsible cleaning implement |
| US8065775 | 28 Oct 2008 | 29 Nov 2011 | | Mop convenient for the replacement of the consumptive material |
