The uncompressed layers and compressed layers forming cleaning elements illustrated in
The uncompressed layers and compressed layers forming cleaning elements illustrated in
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| 4571766 | Goldman et al. | Feb 1986 | A |
| 5339480 | Murg et al. | Aug 1994 | A |
| 5491863 | Dunn | Feb 1996 | A |
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| D468539 | Petner | Jan 2003 | S |
| D489536 | Dunn | May 2004 | S |
| D489903 | Dunn | May 2004 | S |
| 6739016 | Bigio | May 2004 | B2 |
| D495883 | Berti | Sep 2004 | S |
| 6978507 | Spaulding | Dec 2005 | B2 |
| 7017222 | Dunn | Mar 2006 | B2 |
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| D539040 | Hay | Mar 2007 | S |
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| D581676 | Libman et al. | Dec 2008 | S |
| D624755 | Luis et al. | Oct 2010 | S |
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| D632485 | Bigio | Feb 2011 | S |
| D639565 | Kulik | Jun 2011 | S |
| D647703 | Li | Nov 2011 | S |
| 8365338 | Figaro | Feb 2013 | B1 |
| D694018 | Williams | Nov 2013 | S |
| 8584301 | Maissami | Nov 2013 | B2 |
| D714065 | Chitayat | Sep 2014 | S |
| 8857004 | Luis | Oct 2014 | B1 |
| D730711 | Chaffee | Jun 2015 | S |
| 9185968 | Luis | Nov 2015 | B1 |
| 9265334 | Fung-A-Wing | Feb 2016 | B1 |
| 20020002753 | Graham | Jan 2002 | A1 |
| 20040060577 | Dunn | Apr 2004 | A1 |
| 20070009678 | Liao | Jan 2007 | A1 |
| 20070119011 | Ho | May 2007 | A1 |
| 20070274762 | Edwards et al. | Nov 2007 | A1 |
| Number | Date | Country | |
|---|---|---|---|
| 61332700 | May 2010 | US |
| Number | Date | Country | |
|---|---|---|---|
| Parent | 29466899 | Sep 2013 | US |
| Child | 29498794 | US |
| Number | Date | Country | |
|---|---|---|---|
| Parent | 13098676 | May 2011 | US |
| Child | 29466899 | US |