Filter
Description
Claims
The ornamental design for filter, as shown and described.
Referenced Cited
U.S. Patent Documents
D764626 | August 23, 2016 | Lu |
D845434 | April 9, 2019 | Zou |
D858692 | September 3, 2019 | Zou |
D875209 | February 11, 2020 | Zou |
D886940 | June 9, 2020 | Zou |
D892265 | August 4, 2020 | Zou |
D894337 | August 25, 2020 | Huaping |
D896342 | September 15, 2020 | Wei |
D917662 | April 27, 2021 | Lu |
D919041 | May 11, 2021 | Lu |
D929533 | August 31, 2021 | Huang |
Patent History
Patent number: D952793
Type: Grant
Filed: Oct 29, 2019
Date of Patent: May 24, 2022
Inventor: Zhigang Du (Tianjin)
Primary Examiner: John A Voytek
Application Number: 29/711,223
Type: Grant
Filed: Oct 29, 2019
Date of Patent: May 24, 2022
Inventor: Zhigang Du (Tianjin)
Primary Examiner: John A Voytek
Application Number: 29/711,223
Classifications
Current U.S. Class:
Filter Or Strainer (2) (D23/209)