Filter
Description
Claims
The ornamental design for a filter, as shown and described.
Referenced Cited
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Patent History
Patent number: D881338
Type: Grant
Filed: Jul 6, 2019
Date of Patent: Apr 14, 2020
Inventor: Ziyong Chen (Guangdong)
Primary Examiner: Brandon M Rosati
Assistant Examiner: John A Voytek
Application Number: 29/697,274
Type: Grant
Filed: Jul 6, 2019
Date of Patent: Apr 14, 2020
Inventor: Ziyong Chen (Guangdong)
Primary Examiner: Brandon M Rosati
Assistant Examiner: John A Voytek
Application Number: 29/697,274
Classifications
Current U.S. Class:
Filter Or Strainer (2) (D23/209);
Element Or Attachment, Not Elsewhere Specified (D23/386)