Invention Grant
- Patent Title: Laser imaging
- Patent Title (中): 激光成像
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Application No.: US10584121Application Date: 2005-01-14
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Publication No.: US08278243B2Publication Date: 2012-10-02
- Inventor: Nazir Khan , Martin Robert Walker
- Applicant: Nazir Khan , Martin Robert Walker
- Applicant Address: GB Widnes
- Assignee: Datalase Ltd.
- Current Assignee: Datalase Ltd.
- Current Assignee Address: GB Widnes
- Agency: Saliwanchik Lloyd & Eisenschenk
- Priority: GB0400813.2 20040114
- International Application: PCT/GB2005/000121 WO 20050114
- International Announcement: WO2005/068207 WO 20050728
- Main IPC: B41M5/24
- IPC: B41M5/24
Abstract:
An ink formulation comprises a marking component and a metal salt that absorbs laser irradiation at 700-2000 mn and thereby causes the marking component to change colour. A copper salt in particular allows effective marking with a diode or CO2 laser.
Public/Granted literature
- US20100075848A1 Laser Imaging Public/Granted day:2010-03-25
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