发明名称 |
METHOD OF CREATING A VISIBLE MARK ON LENS USING A LEUCO DYE |
摘要 |
The present invention relates to a method for manufacturing a lens having at least one visible mark including the steps of (i) manufacturing a lens containing a leuco dye and (ii) activating the leuco dye in at least a portion of said contact lens to change the color of the leuco dye to create the visible mark. |
申请公布号 |
CA2849981(A1) |
申请公布日期 |
2013.04.04 |
申请号 |
CA20122849981 |
申请日期 |
2012.09.25 |
申请人 |
JOHNSON & JOHNSON VISION CARE, INC. |
发明人 |
LI, YONGCHENG;MAGGIO, STACEY V.;PEGRAM, STEPHEN C. |
分类号 |
G02C7/02;B29D11/00;D06P1/00 |
主分类号 |
G02C7/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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