Refrigerator filter
Description
The dash-dash broken lines and the dash-dot broken lines illustrate portions of the refrigerator filter that 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.Frigidaire” Apr. 7, 2018, Amazon.ca, site visited May 12, 2025: https://www.amazon.ca/Frigidaire-WF3CB-Puresource-Replacement-Filter/dp/B0045LLC7K/ref=sr_ (Year: 2018).
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Patent History
Patent number: D1139807
Type: Grant
Filed: Apr 12, 2024
Date of Patent: Aug 4, 2026
Assignee: Tianjin Yuanzhi Environmental Technology Co. Ltd. (Tianjin)
Inventors: Lin Lou (Tianjin), Kai Zhang (Tianjin), Xin Guan (Tianjin), Jingguan Du (Tianjin)
Primary Examiner: Rachel A. Voorhies
Assistant Examiner: Matthew Bird
Application Number: 29/936,040
Type: Grant
Filed: Apr 12, 2024
Date of Patent: Aug 4, 2026
Assignee: Tianjin Yuanzhi Environmental Technology Co. Ltd. (Tianjin)
Inventors: Lin Lou (Tianjin), Kai Zhang (Tianjin), Xin Guan (Tianjin), Jingguan Du (Tianjin)
Primary Examiner: Rachel A. Voorhies
Assistant Examiner: Matthew Bird
Application Number: 29/936,040
Classifications
Current U.S. Class:
Tracking Type (i.e., Sprinkler Follows Hose, Etc.) (D23/219)