The evenly-spaced broken lines in the drawings represent unclaimed environmental subject matter; the dash-dot-dash lines represent boundaries of the claim.
The evenly-spaced broken lines in the drawings represent unclaimed environmental subject matter; the dash-dot-dash lines represent boundaries of the claim.
| Number | Name | Date | Kind |
|---|---|---|---|
| 732655 | Saunders | Jun 1903 | A |
| 2826339 | Maillard | Mar 1958 | A |
| D204822 | Barker | May 1966 | S |
| 4691834 | Bullock, III | Sep 1987 | A |
| 4801046 | Miczka | Jan 1989 | A |
| 5027981 | Magister | Jul 1991 | A |
| 5501368 | Brandhorst | Mar 1996 | A |
| D418413 | Stern | Jan 2000 | S |
| 6273307 | Gross | Aug 2001 | B1 |
| 6375022 | Zurcher | Apr 2002 | B1 |
| 6394643 | Bublewitz | May 2002 | B1 |
| D480639 | Ciavarella | Oct 2003 | S |
| D507742 | Haggard | Jul 2005 | S |
| D526900 | Shieh | Aug 2006 | S |
| D701763 | Chur | Apr 2014 | S |
| D716143 | Schulz et al. | Oct 2014 | S |
| 20030085228 | Oakes | May 2003 | A1 |
| 20040035817 | Lagler | Feb 2004 | A1 |
| 20080144426 | Janssen | Jun 2008 | A1 |
| 20100133273 | Thurman | Jun 2010 | A1 |
| 20130256180 | Smith et al. | Oct 2013 | A1 |
| Number | Date | Country |
|---|---|---|
| 1075647 | Apr 1980 | CA |
| WO 2009117771 | Oct 2009 | WO |
| Number | Date | Country | |
|---|---|---|---|
| Parent | 29407016 | Nov 2011 | US |
| Child | 29502676 | US |