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 |
|---|---|---|---|
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| 3024856 | Henning | Nov 1957 | A |
| 3073582 | Delli-Gatti, Jr. | Jan 1963 | A |
| 3285668 | Fearon | Nov 1963 | A |
| 3496657 | Sturgeon | Jan 1967 | A |
| 3318401 | Carbert | May 1967 | A |
| 3818561 | Montana | Jun 1974 | A |
| D232761 | Lanese | Sep 1974 | S |
| 4342486 | O'Neill | Aug 1982 | A |
| 5131305 | MacLennan | Jul 1992 | A |
| 5211212 | Carlson | May 1993 | A |
| 5273343 | Ojanen | Dec 1993 | A |
| 5303984 | Ojanen | Apr 1994 | A |
| D381027 | Mihic | Jul 1997 | S |
| 5733073 | Zitzlaff | Mar 1998 | A |
| 6018856 | Ehrhart | Feb 2000 | A |
| D448780 | Rautio | Oct 2001 | S |
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| 7001115 | Erickson | Feb 2006 | B2 |
| D525635 | East | Jul 2006 | S |
| D534934 | Bernhardt | Jan 2007 | S |
| 7713006 | MacLennan | May 2010 | B2 |
| D704755 | Tempel | May 2014 | S |
| 20040151551 | Oettle | Aug 2004 | A1 |
| 20050127742 | Erickson | Jun 2005 | A1 |
| 20060261663 | Sollami | Nov 2006 | A1 |
| 20070193428 | MacLennan | Aug 2007 | A1 |
| 20090085396 | Chiang | Apr 2009 | A1 |
| 20120019044 | Monyak | Jan 2012 | A1 |
| 20120119563 | Parrott | May 2012 | A1 |
| 20120223568 | Sulosky | Sep 2012 | A1 |
| 20130270891 | Lehnert | Oct 2013 | A1 |
| 20150076894 | Voitic | Mar 2015 | A1 |
| 20160003041 | Fader | Jan 2016 | A1 |