| Number | Name | Date | Kind |
|---|---|---|---|
| D327781 | Citterio | Jul 1992 | S |
| D535112 | Bernett | Jan 2007 | S |
| D637829 | Citterio | May 2011 | S |
| D665592 | Citterio | Aug 2012 | S |
| D666016 | Citterio | Aug 2012 | S |
| D667231 | Citterio | Sep 2012 | S |
| D799843 | Chen | Oct 2017 | S |
| Number | Date | Country | |
|---|---|---|---|
| Parent | 29607102 | Jun 2017 | US |
| Child | 29693552 | US |