| Title of Invention | AN OPTICAL DISK AND A METHOD OF LABELING OF THE SAME |
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| Abstract | Systems (10) and methods of labelling optical disk (14) recording media using black leuco dyes in an electromagnetic radiation sensitive composition are described. Black leuco dyes containing isobenzofuranone are prepared in various compositions that can include activators, radiation absorbers, non-leuco colorants, and/or a variety of carriers. The leuco dye compositions can be applied and prepared to achieve a desired visual effect upon development of the black leuco dye. |
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1615-CHENP-2005 CORRESPONDENCE OTHERS.pdf
1615-CHENP-2005 CORRESPONDENCE PO.pdf
1615-CHENP-2005 DESCRIPTION (COMPLETE) GRANTED.pdf
1615-CHENP-2005 POWER OF ATTORNEY.pdf
| Patent Number | 232318 | ||||||||||||
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| Indian Patent Application Number | 1615/CHENP/2005 | ||||||||||||
| PG Journal Number | 13/2009 | ||||||||||||
| Publication Date | 27-Mar-2009 | ||||||||||||
| Grant Date | 16-Mar-2009 | ||||||||||||
| Date of Filing | 17-Jul-2005 | ||||||||||||
| Name of Patentee | HEWLETT-PACKARD DEVELOPMENT COMPANY L.P | ||||||||||||
| Applicant Address | 20555 SH-249 HOUSTON, TEXAS 77070, | ||||||||||||
Inventors:
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| PCT International Classification Number | G11B 23/40 | ||||||||||||
| PCT International Application Number | PCT/US2004/001805 | ||||||||||||
| PCT International Filing date | 2004-01-23 | ||||||||||||
PCT Conventions:
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