Patent · US Expired

Pigment preparations

US6881255B2 · kind B2 · utility

0Cited by

14References

8Claims

0Family size

Assignee

Bayer Chemicals AG · DE

Inventors

Udo Herrmann · Dormagen, DE
Dirk Pfutzenreuter · Leverkusen, DE
Josef Witt · Leverkusen, DE
Hans-Jurgen Hartrumpf · Leverkusen, DE

Key dates

Filing date	Mar 3, 2004
Grant date	Apr 19, 2005
Priority date	—
Expiry date	Mar 3, 2024

Classification

Technology area (CPC D)Textiles; Paper
CPC primaryD06P5/30
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

Pigment preparations comprising

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