The broken lines in the drawings depict unclaimed environmental subject matter.
The broken lines in the drawings depict unclaimed environmental subject matter.
| Number | Name | Date | Kind |
|---|---|---|---|
| D137737 | Parkin | Apr 1944 | S |
| 2455887 | Braude | Dec 1948 | A |
| D191227 | Brosene, Jr. | Aug 1961 | S |
| 3160992 | Moore | Dec 1964 | A |
| D276615 | Tutton | Dec 1984 | S |
| 4800776 | Strongwater | Jan 1989 | A |
| D312435 | Funabashi et al. | Nov 1990 | S |
| D554671 | Ahn | Nov 2007 | S |
| D629024 | Grace et al. | Dec 2010 | S |
| 20040216572 | King et al. | Nov 2004 | A1 |
| Number | Date | Country | |
|---|---|---|---|
| Parent | 29319686 | Jun 2008 | US |
| Child | 29378188 | US |
| Number | Date | Country | |
|---|---|---|---|
| Parent | 12064260 | Feb 2008 | US |
| Child | 29319686 | US | |
| Parent | PCT/US2005/24747 | Jul 2005 | US |
| Child | 12064260 | US |