The broken lines are included for the purpose of illustrating portions of the pivot joint for expandable frame that form no part of the claimed design.
The broken lines are included for the purpose of illustrating portions of the pivot joint for expandable frame that form no part of the claimed design.
Number | Name | Date | Kind |
---|---|---|---|
D86005 | Astrup | Jan 1932 | S |
D213131 | Hamilton | Jan 1969 | S |
3754786 | Boucher | Aug 1973 | A |
D287083 | Macedonio | Dec 1986 | S |
4637748 | Beavers | Jan 1987 | A |
4705247 | Delmerico | Nov 1987 | A |
D321071 | Dickinson | Oct 1991 | S |
D355737 | Breen | Feb 1995 | S |
5447319 | Huang | Sep 1995 | A |
D375451 | Ohkubo | Nov 1996 | S |
D507904 | Werschmidt | Aug 2005 | S |
D554770 | Pena | Nov 2007 | S |
D619316 | Yang | Jul 2010 | S |
7972077 | Kim | Jul 2011 | B2 |
D706049 | Yang | Jun 2014 | S |
D737532 | Oh | Aug 2015 | S |
10106185 | Plested | Oct 2018 | B2 |
20100171342 | Chen | Jul 2010 | A1 |
20140265186 | Witzel | Sep 2014 | A1 |
20170217470 | Popp | Aug 2017 | A1 |