Drainage strainer
Description
Claims
The ornamental design for a drainage strainer as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
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- Bathtub Drain Stopper with Removable Hair Catcher. By Yangmu. Dated Dec. 19, 2025. Found online [Jun. 15, 2026] https://www.amazon.com/Universal-Bathtub-Stopper-Removable-Stainless/dp/B0FY2B3DK9 (Year: 2025).
- Universal Bathtub Drain Stopper Shower Drain Hair Catcher. By GuDez. Dated Aug. 12, 2025. Found online [Jun. 15, 2026] https://www.amazon.com/dp/B0FFLF44X9 (Year: 2025).
Patent History
Patent number: D1145980
Type: Grant
Filed: Apr 22, 2025
Date of Patent: Sep 1, 2026
Inventors: Shengwu Zhang (Xiamen), Kai Che (Xiamen)
Primary Examiner: Natasha Vujcic
Assistant Examiner: Earl B Elowsky
Application Number: 35/525,684
Type: Grant
Filed: Apr 22, 2025
Date of Patent: Sep 1, 2026
Inventors: Shengwu Zhang (Xiamen), Kai Che (Xiamen)
Primary Examiner: Natasha Vujcic
Assistant Examiner: Earl B Elowsky
Application Number: 35/525,684
Classifications
Current U.S. Class:
Drain Guard Or Strainer (12) (D23/261)