IP Library › Granted Patent US 1,133,115
Granted Patent S1
US 1,133,115 · App. 30/011,590 · Granted Jul 7, 2026

Drain filter

Inventor: Shiling Qu (Shenzhen, CN)
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Quick Facts
Patent No.
US 1,133,115
App. No.
30/011,590
Granted
Jul 7, 2026
Kind
S1
Claims (1)

The ornamental design for a drain filter, as shown and described.

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