Patent · US Active

Hair treatment device

US11771193B2 · kind B2 · utility

0Cited by

20References

8Claims

0Family size

Assignee

L'Oreal · FR

Inventors

Gabin Vic · Le Bout L'Abbé, FR
Maryse Chaisy · Goussainville, FR
Stefania Nuzzo · Paris, FR

Key dates

Filing date	Feb 12, 2018
Grant date	Oct 3, 2023
Priority date	—
Expiry date	Jul 23, 2040

Classification

Technology area (CPC A)Human Necessities
CPC primaryA45D2200/205
WIPO fieldOther consumer goods
WIPO sectorOther fields

Abstract

A device for treating at least one lock of hair, comprising: —at least one device (20) for applying mechanical stress to the hair, having a reception surface intended to receive the lock of hair, this surface being greater in width L in a direction perpendicular to said lock, —a microwave-proof chamber which is configured so as to receive the mechanical-stress-application device (20) and at least one part of the hair to be treated, —a microwave emission antenna (30) placed inside the chamber, this antenna extending axially over a distance D at least equal to L/2.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.