Marking substrates
US6936410B2 · kind B2 · utility
0Cited by
2References
36Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 28, 2003 |
| Grant date | Aug 30, 2005 |
| Priority date | — |
| Expiry date | Nov 20, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S430/146
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A method of marking a substrate includes contacting the substrate with a composition and contacting the composition with energy sufficient to produce a change in the composition that can be detected optically. In some embodiments, the change produces a white mark.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.