Window fan
Description
The broken lines shown in the drawings are for the purpose of illustrating portions of the article, and form no part of the claimed design.
Claims
The ornamental design for a window fan, as shown and described.
Referenced Cited
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Patent History
Patent number: D949318
Type: Grant
Filed: May 3, 2021
Date of Patent: Apr 19, 2022
Inventor: Runfeng He (Jurong)
Primary Examiner: Janice Hallmark
Application Number: 29/782,020
Type: Grant
Filed: May 3, 2021
Date of Patent: Apr 19, 2022
Inventor: Runfeng He (Jurong)
Primary Examiner: Janice Hallmark
Application Number: 29/782,020
Classifications
Current U.S. Class:
Plural Impeller Units, E.g., Side By Side, Etc. (D23/380)