Patent · US Expired

Imaging compositions and methods

US7144676B2 · kind B2 · utility

16Cited by
107References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 12, 2004
Grant dateDec 5, 2006
Priority date
Expiry dateJul 12, 2024

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S430/163
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

Imaging compositions and methods of using the compositions are disclosed. The imaging compositions are sensitive to low levels of energy such that upon application of the low levels of energy the compositions change color or shade. The compositions may be applied to a work piece to mark it and removed from the work piece by peeling.

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