| Number | Date | Country | Kind |
|---|---|---|---|
| 201930461662.2 | Aug 2019 | CN | national |
| Number | Name | Date | Kind |
|---|---|---|---|
| 1247906 | Tully | Nov 1917 | A |
| 1388721 | Keeping | Aug 1921 | A |
| 1950817 | Rossman | Mar 1934 | A |
| 1991526 | Tichenor et al. | Feb 1935 | A |
| 2030501 | Cunningham | Feb 1936 | A |
| 2475516 | Quam | Jul 1949 | A |
| 2496589 | Marquis | Feb 1950 | A |
| 2521744 | Pocock | Sep 1950 | A |
| 2537723 | Ward | Jan 1951 | A |
| 2539672 | Olson et al. | Jan 1951 | A |
| 2760672 | Cronheim | Aug 1956 | A |
| 2857478 | Harris | Oct 1958 | A |
| D191184 | Scholz | Aug 1961 | S |
| 3152661 | Wolff | Oct 1964 | A |
| 3213209 | Doelitzsch | Oct 1965 | A |
| 3862376 | White | Jan 1975 | A |
| D239538 | Wagner | Apr 1976 | S |
| D241875 | Insalaco | Oct 1976 | S |
| 3997023 | White | Dec 1976 | A |
| D244781 | Saidel | Jun 1977 | S |
| D250586 | Nussdorfer et al. | Dec 1978 | S |
| 4146110 | Maloney et al. | Mar 1979 | A |
| 4206832 | Yocum | Jun 1980 | A |
| 4289929 | Hathaway | Sep 1981 | A |
| 4324312 | Durbin | Apr 1982 | A |
| 4365114 | Soma | Dec 1982 | A |
| 4418248 | Mathis | Nov 1983 | A |
| 4492826 | Chiu | Jan 1985 | A |
| 4554414 | House | Nov 1985 | A |
| D286319 | Mathis | Oct 1986 | S |
| D288807 | Hlavaty | Mar 1987 | S |
| D290166 | Jacuzzi | Jun 1987 | S |
| 4811406 | Kawachi | Mar 1989 | A |
| 4910811 | Izzi, Sr. | Mar 1990 | A |
| D311849 | Strand | Nov 1990 | S |
| 5097753 | Naft | Mar 1992 | A |
| D333468 | Hansen | Feb 1993 | S |
| D357480 | Lumsden et al. | Apr 1995 | S |
| 5455396 | Willard et al. | Oct 1995 | A |
| 5524061 | Mooney et al. | Jun 1996 | A |
| 5548657 | Fincham | Aug 1996 | A |
| 5550332 | Sakamoto | Aug 1996 | A |
| 5625701 | Scanlan | Apr 1997 | A |
| 5902481 | Schwietert | May 1999 | A |
| 6343128 | Coffin | Jan 2002 | B1 |
| 6516077 | Yamaguchi et al. | Feb 2003 | B1 |
| D484494 | Feil | Dec 2003 | S |
| D485136 | Golden | Jan 2004 | S |
| 6697496 | Frasl | Feb 2004 | B2 |
| 6789683 | Fisher | Sep 2004 | B1 |
| D513462 | VanGilder | Jan 2006 | S |
| 7054459 | Kuze et al. | May 2006 | B2 |
| D523848 | Shing | Jun 2006 | S |
| D550819 | Seehoff | Sep 2007 | S |
| 7325650 | Horigome et al. | Feb 2008 | B2 |
| D577005 | Amai | Sep 2008 | S |
| 7428946 | Honda et al. | Sep 2008 | B2 |
| D598717 | Jalet | Aug 2009 | S |
| D633347 | Boris | Mar 2011 | S |
| 8130994 | Button | Mar 2012 | B2 |
| D674375 | Robineau | Jan 2013 | S |
| D691245 | Ho | Oct 2013 | S |
| 8842873 | Bullimore | Sep 2014 | B2 |
| 9025809 | Kallen et al. | May 2015 | B1 |
| D738861 | Yang | Sep 2015 | S |
| 9467783 | Bullimore | Oct 2016 | B2 |
| D771600 | Hinokio et al. | Nov 2016 | S |
| 9532145 | Niedermann | Dec 2016 | B2 |
| D777887 | Johansen | Jan 2017 | S |
| D795143 | Niemann | Aug 2017 | S |
| D808935 | Bullimore | Jan 2018 | S |
| D816132 | Nymark | Apr 2018 | S |
| D831618 | Lee et al. | Oct 2018 | S |
| D843973 | Klosowski et al. | Mar 2019 | S |
| D855160 | Najimi | Jul 2019 | S |
| D856981 | Bullimore | Aug 2019 | S |
| D865719 | Tanabe | Nov 2019 | S |
| D874617 | Chen | Feb 2020 | S |
| D875084 | Lopez Castillo et al. | Feb 2020 | S |
| D877122 | Klosowski et al. | Mar 2020 | S |
| D881846 | Chen | Apr 2020 | S |
| D900285 | Liu | Oct 2020 | S |
| D900760 | Kouzuma | Nov 2020 | S |
| 11102575 | Bullimore et al. | Aug 2021 | B1 |
| D941441 | Ghiorghie | Jan 2022 | S |
| 20010043713 | Tokusho et al. | Nov 2001 | A1 |
| 20080298629 | Huang | Dec 2008 | A1 |
| 20100220888 | Huang | Sep 2010 | A1 |
| 20110223825 | Chen | Sep 2011 | A1 |
| 20130064413 | Cazes Bouchet | Mar 2013 | A1 |
| 20140119579 | Servado | May 2014 | A1 |
| 20150038046 | Lindberg | Feb 2015 | A1 |
| 20160198256 | Bogdanov et al. | Jul 2016 | A1 |
| Number | Date | Country |
|---|---|---|
| 305920534 | Jul 2020 | CN |
| Number | Date | Country | |
|---|---|---|---|
| Parent | 29725083 | Feb 2020 | US |
| Child | 29825537 | US |