Patent · US Active

Cyanine dye having reduced visible absorption

US7417141B2 · kind B2 · utility

8Cited by

16References

5Claims

0Family size

Assignee

Silverbrook Research Pty Ltd · AU

Inventors

Simone Charlotte Vonwiller · Forbes, AU
Scott Matthew Starling · Sydney, AU
Damon Donald Ridley · Sydney, AU
Lachlan Everett Hall · Sydney, AU
Simon Fielder · Sydney, AU
Graciel Gonzaga · Sydney, AU
Kia Silverbrook · Sydney, AU
Paul Lapstun · Sydney, AU

Key dates

Filing date	Aug 9, 2004
Grant date	Aug 26, 2008
Priority date	—
Expiry date	Aug 2, 2026

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09D11/328
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

The present invention provides an IR-absorbing macrocyclic cyanine dye, wherein said dye comprises at least one moiety for reducing intermolecular interactions, thereby minimizing absorption of visible light.Dyes of this type are especially suitable for use in netpage and Hyperlabel systems.

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