Patents

Philips Device Uses Bleach Solution and Heat for Faster Stain Removal

The device in US Patent No. 12,104,311 B2 is said to shorten the time needed to remove the stain.

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By: Christine Esposito

Editor-in-Chief

US Patent No. 12,104,311 B2; Koninklijke Philips N.V. (Philips), Eindhoven, The Netherlands, has patented a device for treating stains that it says avoids or mitigates problems such as: a bleaching reaction is not as effective and requires “comparatively” long time (5-30 minutes) to diminish the stain color. The device detailed in the patent is comprised of: • a heating plate for heating a bleach chemical solution previously dosed onto the stained area via a tube; • a housin...

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