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US 2004/0200021 A1Published application
Hair brush
OwnerJames Chien-Fu Fonginventor
Life of this patent
Estimating the term…
Abstract
A kind of hairbrush that contains bristles spot welded with granular tips at outer end (the end in contact with hair and scalp). The granular tips are made of plastic material admixed with powder mixture of extreme infrared radiation material and poly-element minerals.
Claims2
A hairbrush comprising:
- a handle;
- a bristle base;
- and
- a plurality of plastic or metal bristles having plastic material containing powder mixture of extreme infrared radiation material and poly-element minerals spot welded to their tips before said plastic material solidifies into granular shape;
- the granular tips with round and smooth surface protect the scalp from possible harm of bristles and use only small amount of powder mixture containing extreme infrared radiation material and poly-element minerals without affecting the original strength and performance of the bristles.
2 more elements
Dependencies are inferred from the claim text.