Refrigerator filter
Description
The broken lines shown in the drawings illustrate portions of the article and form no part of the claimed design.
Claims
The ornamental design for a refrigerator filter as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
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- “NPL.Frizzlife” Nov. 21, 2020, Amazon.com, site visited May 8, 2025: https://www.amazon.com/Frizzlife-Refrigerator-Certified-Chlorine-Compression/dp/B08NY78DC3/ref=sxbs_pa_ (Year: 2020).
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Patent History
Patent number: D1121770
Type: Grant
Filed: Apr 5, 2024
Date of Patent: Apr 7, 2026
Assignee: TIANJIN YUANZHI ENVIRONMENTAL TECHNOLOGY CO. LTD. (Tianjin)
Inventors: Lin Lou (Tianjin), Kai Zhang (Tianjin), Xin Guan (Tianjin), Jingguan Du (Tianjin)
Primary Examiner: Eric L Goodman
Assistant Examiner: Matthew Bird
Application Number: 29/936,044
Type: Grant
Filed: Apr 5, 2024
Date of Patent: Apr 7, 2026
Assignee: TIANJIN YUANZHI ENVIRONMENTAL TECHNOLOGY CO. LTD. (Tianjin)
Inventors: Lin Lou (Tianjin), Kai Zhang (Tianjin), Xin Guan (Tianjin), Jingguan Du (Tianjin)
Primary Examiner: Eric L Goodman
Assistant Examiner: Matthew Bird
Application Number: 29/936,044
Classifications
Current U.S. Class:
Filter Or Strainer (2) (D23/209)