Patent · US Active

Poly(oxyalkylene)ated colorants and their use as fluorescent security taggants

US7914703B2 · kind B2 · utility

0Cited by

14References

12Claims

0Family size

Assignee

Sun Chemical Corporation · US

Inventors

Russell Schwartz · Parsippany, US
Don DeRussy · Mason, US
Daniel F. Gloster · San Diego, US
Stephen Postle · Wilmslow, GB
Rakesh Vig · Little Canada, US
Ewell Cook · Middletown, US
Tatiana N. Romanova · Loveland, US

Key dates

Filing date	Nov 29, 2007
Grant date	Mar 29, 2011
Priority date	—
Expiry date	Jul 31, 2029

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S252/965
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

Certain poly(oxyalkylene) colorants are disclosed along with method of preparation thereof. A method of using these colorants as fluorescent security taggants is also disclosed.

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