The portions of the cleaning tool in
The portions of the cleaning tool in
| Number | Name | Date | Kind |
|---|---|---|---|
| 2268403 | Kingman | Dec 1941 | A |
| 4148318 | Meyer | Apr 1979 | A |
| D316318 | Cheang | Apr 1991 | S |
| D320490 | Andrew, III | Oct 1991 | S |
| D386852 | Viner | Nov 1997 | S |
| D386854 | Koptis | Nov 1997 | S |
| D387704 | Berti | Dec 1997 | S |
| 5915869 | Agosto | Jun 1999 | A |
| D426690 | Sakai | Jun 2000 | S |
| 6146040 | Dunn | Nov 2000 | A |
| 6192545 | Gessert | Feb 2001 | B1 |
| D446898 | Brewer | Aug 2001 | S |
| D505528 | Burt | May 2005 | S |
| D509935 | Burt | Sep 2005 | S |
| D515758 | Turchi | Feb 2006 | S |
| D524547 | Hay | Jul 2006 | S |
| D556406 | Murphy, Jr. | Nov 2007 | S |
| D558417 | Libman | Dec 2007 | S |
| D575517 | Libman | Aug 2008 | S |
| D632857 | Sgroi | Feb 2011 | S |
| D657926 | McKibbin | Apr 2012 | S |
| D659320 | Davis | May 2012 | S |
| D690481 | Roehm | Sep 2013 | S |
| 9138121 | Baarsch | Sep 2015 | B2 |
| D770712 | Neumann | Nov 2016 | S |
| 9750385 | Curtis | Sep 2017 | B2 |
| 9826878 | Ouellette | Nov 2017 | B2 |
| D824625 | Gooden | Jul 2018 | S |
| D828969 | Brady | Sep 2018 | S |
| 20100229318 | Sparks | Sep 2010 | A1 |
| 20140325781 | Sauzek | Nov 2014 | A1 |
| 20160235272 | Azelton | Aug 2016 | A1 |
| Number | Date | Country |
|---|---|---|
| 105342524 | Feb 2016 | CN |
| 304649522 | May 2018 | CN |
| WO D019077-001 | May 1991 | WO |
| WO 2015-077422 | May 2015 | WO |
| Entry |
|---|
| Hozelock Bioforce 500 Filter Sponge/Foam—Hexagonal Type | eBay update 2019, https://www.ebay.co.uk/itm/Replacement-Hozelock-Bioforce-500-Filter-Sponge-Foam-He . . . site visited Apr. 25, 2019. |
| 3M Scotch-Brite Heavy-Duty Dishwand | Canadian Tire website reviews 2015, https://www.canadiantire.ca/en/pdp/3m-scotch-brite-heavy-duty-dishwand-0429381p.html, site visited Apr. 25, 2019. |