Step sink
The broken lines where present illustrate portions of the step sink that form no part of the claimed design.
Claims
The ornamental design for a step sink, as shown and described.
| D585126 | January 20, 2009 | Eilmus |
| D588246 | March 10, 2009 | Eilmus |
| D700301 | February 25, 2014 | Rachiele |
| D721167 | January 13, 2015 | O'Brien |
| D854130 | July 16, 2019 | Chen |
| 20100275369 | November 4, 2010 | Eilmus |
| 20200015653 | January 16, 2020 | Mei |
Type: Grant
Filed: May 9, 2019
Date of Patent: Dec 15, 2020
Inventor: Haibin Mei (Ningbo)
Primary Examiner: Robert A Delehanty
Application Number: 29/690,560