The broken lines around the perimeters of the drawings depict portions of the structural panel core that form no part of the claimed design.
The broken lines around the perimeters of the drawings depict portions of the structural panel core that form no part of the claimed design.
Number | Name | Date | Kind |
---|---|---|---|
1000694 | Schaefer et al. | Aug 1911 | A |
3011602 | Ensrud | Dec 1961 | A |
3911187 | Raley | Oct 1975 | A |
4078548 | Kapany | Mar 1978 | A |
4397902 | Resch | Aug 1983 | A |
4906508 | Blankenburg | Mar 1990 | A |
5348601 | Ray | Sep 1994 | A |
5543204 | Ray | Aug 1996 | A |
7541085 | Burdon | Jun 2009 | B2 |
7753254 | Straza | Jul 2010 | B2 |
D668117 | Shimizu | Oct 2012 | S |
20070015000 | Burdon | Jan 2007 | A1 |
20110244213 | Jones | Oct 2011 | A1 |
20170284094 | Kim | Oct 2017 | A1 |
20190017270 | Raab | Jan 2019 | A1 |