Patent · US Active

Use of a viscose fiber

US12104299B2 · kind B2 · utility

0Cited by

5References

26Claims

0Family size

Assignee

KELHEIM FIBRES GMBH · DE

Inventors

Alexander Bachmann · Ismaning, DE
Sebastian BASEL · Leibnizweg, DE
Daniela Beck · Allerheiligen, DE
Ingo Bernt · Regensburg, DE

Key dates

Filing date	Mar 2, 2018
Grant date	Oct 1, 2024
Priority date	—
Expiry date	Oct 7, 2041

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61K2800/262
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

The present invention relates to the use of a viscose fibre for the production of a transparent cosmetic mask. The use according to the invention is characterized in that the viscose fibre is a flat fibre, the cross section of the viscose fibre has a width-to-thickness ratio of 6:1 to 30:1, and the titre of the viscose fibre ranges from 1.0 dtex to 4 dtex.

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