The broken lines in the drawings depict unclaimed environmental subject matter.
The broken lines in the drawings depict unclaimed environmental subject matter.
| Number | Date | Country | Kind |
|---|---|---|---|
| 001007215-0001 | Sep 2008 | EM | regional |
| Number | Name | Date | Kind |
|---|---|---|---|
| 2700467 | Dorman | Jan 1955 | A |
| 3732979 | Gilkey | May 1973 | A |
| 4221555 | Boon | Sep 1980 | A |
| D264974 | Summers | Jun 1982 | S |
| D271879 | Neilson | Dec 1983 | S |
| D280628 | Besson | Sep 1985 | S |
| D294363 | Donhauser | Feb 1988 | S |
| D303672 | Stienen | Sep 1989 | S |
| 20040108256 | Hoffmann | Jun 2004 | A1 |
| 20050077234 | Yoshida et al. | Apr 2005 | A1 |
| 20080006011 | Larnholm et al. | Jan 2008 | A1 |
| 20080047239 | Zheng et al. | Feb 2008 | A1 |
| 20080251468 | Parkinson | Oct 2008 | A1 |
| 20090071880 | Castro Soto | Mar 2009 | A1 |
| 20090145813 | Kim et al. | Jun 2009 | A1 |