Filter unit
Description
Claims
The ornamental design for a filter unit, as shown and described.
Referenced Cited
U.S. Patent Documents
6325929 | December 4, 2001 | Bassett |
D493207 | July 20, 2004 | Ueda |
D547823 | July 31, 2007 | Kennedy |
D679779 | April 9, 2013 | Reid |
D712007 | August 26, 2014 | Reid |
D731616 | June 9, 2015 | Zou |
D755344 | May 3, 2016 | Reckin |
D755922 | May 10, 2016 | Sherman |
D762812 | August 2, 2016 | Branscomb |
D767712 | September 27, 2016 | Huda |
D780887 | March 7, 2017 | Huda |
D788879 | June 6, 2017 | Zou |
D807988 | January 16, 2018 | An |
9956511 | May 1, 2018 | Lackey |
Patent History
Patent number: D827771
Type: Grant
Filed: Aug 16, 2017
Date of Patent: Sep 4, 2018
Assignee: GUANGZHOU SMARTDO TRADING CO., LTD (Guangzhou)
Inventor: Xin Zhao (Guangdong)
Primary Examiner: Robin V Webster
Application Number: 29/614,102
Type: Grant
Filed: Aug 16, 2017
Date of Patent: Sep 4, 2018
Assignee: GUANGZHOU SMARTDO TRADING CO., LTD (Guangzhou)
Inventor: Xin Zhao (Guangdong)
Primary Examiner: Robin V Webster
Application Number: 29/614,102
Classifications
Current U.S. Class:
Filter Or Strainer (2) (D23/209)