The broken lines in the drawings illustrate portions of the walking frame, which form no part of the claimed design.
The broken lines in the drawings illustrate portions of the walking frame, which form no part of the claimed design.
Number | Name | Date | Kind |
---|---|---|---|
6453921 | Rost | Sep 2002 | B1 |
D480666 | Owens | Oct 2003 | S |
6729342 | Serhan | May 2004 | B2 |
D494109 | Karasin | Aug 2004 | S |
6886575 | Diamond | May 2005 | B2 |
7497226 | Li | Mar 2009 | B2 |
7703465 | Diamond | Apr 2010 | B2 |
8820338 | Catricala | Sep 2014 | B1 |
D751951 | Andersen | Mar 2016 | S |
D793915 | Wang | Aug 2017 | S |
9775767 | Khaligh | Oct 2017 | B1 |
D902790 | Nowak | Nov 2020 | S |
20140109944 | Triolo | Apr 2014 | A1 |
Number | Date | Country | |
---|---|---|---|
Parent | 17404718 | Aug 2021 | US |
Child | 29818916 | US |