The broken lines depict unclaimed environmental subject matter.
The broken lines depict unclaimed environmental subject matter.
| Number | Name | Date | Kind |
|---|---|---|---|
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| 3846792 | Haigh | Nov 1974 | A |
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| D312057 | Pilka | Nov 1990 | S |
| 5263435 | Takahashi | Nov 1993 | A |
| 5420563 | Frigo | May 1995 | A |
| 5964978 | Hirooka | Oct 1999 | A |
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| 7038576 | Di Giovani et al. | May 2006 | B2 |
| 7360499 | O'Neill | Apr 2008 | B1 |
| 7370600 | Tomassetti et al. | May 2008 | B2 |
| 20040246110 | Di Giovanni et al. | Dec 2004 | A1 |
| 20050190339 | Yokoue et al. | Sep 2005 | A1 |
| 20060243190 | Cohen | Nov 2006 | A1 |
| Number | Date | Country |
|---|---|---|
| WO 03056545 | Jul 2003 | WO |
| Number | Date | Country | |
|---|---|---|---|
| Parent | 29323232 | Aug 2008 | US |
| Child | 29327978 | US |