The broken lines shown depict unclaimed environmental subject matter.
The broken lines shown depict unclaimed environmental subject matter.
| Number | Name | Date | Kind |
|---|---|---|---|
| D412918 | Nagai | Aug 1999 | S |
| D458284 | Landerholm | Jun 2002 | S |
| D467950 | Christensen | Dec 2002 | S |
| 6670734 | Morishima | Dec 2003 | B2 |
| D514146 | Haneball | Jan 2006 | S |
| D523880 | Christensen | Jun 2006 | S |
| D589543 | Lin | Mar 2009 | S |
| D596652 | Roither | Jul 2009 | S |
| D635600 | Wu | Apr 2011 | S |
| 8015890 | Christensen | Sep 2011 | B2 |
| D646310 | Lan | Oct 2011 | S |
| D654524 | Iversen | Feb 2012 | S |
| D656975 | Tseng | Apr 2012 | S |
| D665433 | Beam | Aug 2012 | S |
| 20050264109 | Abrahamsen | Dec 2005 | A1 |