Dust filter for cleaning robot
Latest BEIJING ROBOROCK TECHNOLOGY CO., LTD. Patents:
Claims
The ornamental design for a dust filter for a cleaning robot, as shown and described.
3246457 | April 1966 | De Baun |
5509950 | April 23, 1996 | van de Graaf |
5525145 | June 11, 1996 | Hodge |
6033453 | March 7, 2000 | Weddell, III |
6740136 | May 25, 2004 | Duffy |
6814660 | November 9, 2004 | Cavett |
6875255 | April 5, 2005 | Alford |
7070641 | July 4, 2006 | Gunderson |
D538418 | March 13, 2007 | Pippel |
D568014 | April 29, 2008 | Fester |
7797791 | September 21, 2010 | White |
8187355 | May 29, 2012 | Kim |
D747576 | January 12, 2016 | Fjellman |
D809115 | January 30, 2018 | Morin |
10155431 | December 18, 2018 | Luley |
D862017 | October 1, 2019 | Dou et al. |
D898177 | October 6, 2020 | Guo |
D947347 | March 29, 2022 | Lim |
20040194249 | October 7, 2004 | Lee |
20050022490 | February 3, 2005 | Huang |
- Notice of Allowance issued in counterpart Taiwanese Patent Application No. 111302427 dated Sep. 28, 2022.
Type: Grant
Filed: Apr 26, 2022
Date of Patent: Sep 12, 2023
Assignee: BEIJING ROBOROCK TECHNOLOGY CO., LTD. (Beijing)
Inventors: Shuaibing Qiu (Beijing), Zhibin Zhang (Beijing), Lingxing Zeng (Beijing)
Primary Examiner: Kimberly Barnes
Application Number: 35/514,270