Monthly Sales in Tens of Thousands but High Risk of Infringement! Amazon's "Window Sill Cleaning Brush" Already Has a US Design Patent
Cross-border information2026-4-16

A household gadget called "window groove cleaning brush," which sells well on platforms such as Amazon, has recently been pointed out to have a relatively high risk of appearance patent infringement. This product is specially used for cleaning narrow gaps such as window tracks and grooves of sliding doors. Due to its strong practicality, it has good sales both at home and abroad.

However, after inquiry, this product applied for an appearance patent in the United States on April 16, 2021, and was authorized on May 3, 2022. The patent number is USD950251S1, and the current patentee is PUTIAN WANXIANG THINKING E - COMMERCE CO., LTD.

The article reminds cross - border sellers who are currently selling or planning to list cleaning brushes with similar appearances (especially those with design features such as detachable brush heads, side buckles, built - in folding sponges, and bottom arc - shaped protrusions) to immediately investigate their own products, be wary of potential infringement complaints and the risk of TRO (temporary restraining order) account freezing, and it is recommended to take down the infringing goods as soon as possible.

Source: Chuhaiwang

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