Drain filter
The dash-dot-dash broken lines are for notating enlarged views and form no part of the claimed design.
Claims
The ornamental design for a drain filter, as shown and described.
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Type: Grant
Filed: Jul 4, 2025
Date of Patent: Jul 7, 2026
Inventor: Shiling Qu (Shenzhen)
Primary Examiner: Eric L Goodman
Assistant Examiner: Bobby W Jones, II
Application Number: 30/011,593