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 |
---|---|---|---|
335739 | Brammer et al. | Feb 1886 | A |
427963 | Booz et al. | May 1890 | A |
1723091 | St John | Aug 1929 | A |
2092353 | Kyseth et al. | Sep 1937 | A |
3259272 | Larson | Jul 1966 | A |
5630666 | Rodriguez | May 1997 | A |
6068395 | Ondracek | May 2000 | A |
6334705 | Weetman | Jan 2002 | B1 |
D524886 | Baril | Jul 2006 | S |
D576186 | Rosso et al. | Sep 2008 | S |
7578611 | Hamilton | Aug 2009 | B2 |
D599178 | Reay | Sep 2009 | S |
D617135 | Reay | Jun 2010 | S |
Number | Date | Country | |
---|---|---|---|
Parent | 12556744 | Sep 2009 | US |
Child | 29359688 | US |