Transfer film
First Claim
Patent Images
1. A transfer film comprising a pattern defining layer having concavities defining an inverted relief pattern;
- and a retaining layer overlying and releasably filling the concavities of the pattern defining layer, the pattern defining layer being removable from the retaining layer to leave the parts of the retaining layer filling the concavities defining the relief pattern.
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Accused Products
Abstract
A transfer film for use, for example, with security documents includes a pattern defining layer having concavities defining an inverted relief pattern, and a retaining layer overlying and releasably filling the concavities of the pattern defining layer. The pattern defining layer is removable from the retaining layer to transfer the relief pattern from the pattern defining layer to the retaining layer.
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Citations
60 Claims
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1. A transfer film comprising a pattern defining layer having concavities defining an inverted relief pattern;
- and a retaining layer overlying and releasably filling the concavities of the pattern defining layer, the pattern defining layer being removable from the retaining layer to leave the parts of the retaining layer filling the concavities defining the relief pattern.
- View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 33, 34)
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16. A method of forming a transfer film, the method comprising providing a pattern defining layer having concavities defining an inverted relief pattern;
- overlying and releasably filling the concavities of the pattern defining layer with a retaining layer wherein the pattern defining layer is removable from the retaining layer to leave the parts of the retaining layer filling the concavities defining the relief pattern.
- View Dependent Claims (17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28)
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29. A transfer film comprising a pattern defining layer having concavities defining an inverted relief pattern, the concavities being releasably filled with a relief material;
- and a retaining layer overlying the concavities of the pattern defining layer so as to adhere to the relief material, the pattern defining layer being removable from the retaining layer and the relief material to leave the relief material defining the relief pattern on the retaining layer.
- View Dependent Claims (30, 31, 32, 35, 36, 37, 38, 39, 40, 41, 42, 43)
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44. A method of forming a transfer film, the method comprising providing a pattern defining layer having concavities defining an inverted relief pattern;
- releasably filling the concavities with a relief material; and
covering the pattern defining layer with a retaining layer overlying the concavities so as to adhere to the relief material wherein the pattern defining layer is removable from the retaining layer and the relief material to leave the relief material defining the relief pattern on the retaining layer. - View Dependent Claims (45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59)
- releasably filling the concavities with a relief material; and
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60. A transfer film comprising a pattern defining layer having concavities defining an inverted relief pattern, and a retaining layer overlying and releasably filling the concavities of the pattern defining layer, wherein the pattern defining layer is removable from the retaining layer so as to transfer the relief pattern from the pattern defining layer to the retaining layer.
Specification