Filter unit
Description
The broken lines shown in the drawings depict portions of the filter unit that form no part of the claimed design.
Claims
The ornamental design for a filter unit, as shown and described.
Referenced Cited
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Patent History
Patent number: D1032780
Type: Grant
Filed: Jun 10, 2022
Date of Patent: Jun 25, 2024
Assignee: Waterdrop Technology Co., Ltd. (Qingdao)
Inventor: Zhibin Zou (Qingdao)
Primary Examiner: Jack Reickel
Assistant Examiner: Bobby W Jones, II
Application Number: 29/842,048
Type: Grant
Filed: Jun 10, 2022
Date of Patent: Jun 25, 2024
Assignee: Waterdrop Technology Co., Ltd. (Qingdao)
Inventor: Zhibin Zou (Qingdao)
Primary Examiner: Jack Reickel
Assistant Examiner: Bobby W Jones, II
Application Number: 29/842,048
Classifications
Current U.S. Class:
Filter Or Strainer (2) (D23/209)