Patent US4856857A successfully refreshed from Google Patents.
US4856857A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transparent reflection-type
Assignee: Dai Nippon Printing Co Ltd
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Filing: 1988-09-26
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Granted: 1989-08-15
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Expires: 2008-09-26
Abstract
Abstract A transparent-type hologram comprising a transparent hologram-forming layer and a holographic effect-enhancing layer comprising a thin transparent film, the holographic effect-enhancing layer being laminated on the hologram-forming portion of the transparent hologram-forming layer. The holographic effect-enhancing layer has a refractive index different from that of the transparent hologram-forming layer.
Inventors
- 👤 Satoshi Takeuchi
- 👤 Koutaro Danjo
- 👤 Shigehiko Tahara
- 👤 Yoshiharu Yui
- 👤 Satoshi Ikeda
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:28
CPC Classifications
G; G03; G03H; G03H3/00; G03H1/00; G03H1/02; G03H1/0252; B; B42; B42D; B42D25/00; B42D25/30; B42D25/324; B42D25/328; B42D25/351; B42D25/36; B42D25/373; B42D25/40; B42D25/405; B42D25/415; B42D25/42; B42D25/425; B42D25/45; B42D25/455; B42D25/46; B42D25/465; B42D25/47; G03H1/024; G03H1/0244; G06; G06K; G06K19/00; G06K19/06; G06K19/08; G06K19/10; G06K19/16; B42D2033/04; B42D2033/10; B42D2033/20; B42D2033/30; B42D2033/32; B42D2035/06; B42D2035/08; B42D2035/16; B42D2035/34; G03H1/0248; G03H2250/00; G03H2250/10; G03H2250/12; G03H2250/36; G03H2250/40; G03H2270/00; G03H2270/52; Y; Y10; Y10S; Y10S283/00; Y10S283/904
Claims Analysis
Total Claims: 47
Claim 1
Independent Claim
77 words
A transparent reflection-type hologram comprising: a transparent hologram-forming layer including a relief-hologram forming surface, and a holographic effect-enhancing layer comprising a thin transparent film, said holographic effect-enhancing layer having a refractive index n 2 different from a refractive index n 1 of said transparent hologram-forming layer and being formed on the relief-hologram forming surface of the transparent hologram-forming layer, the difference between the refractive index n 1 and the refractive index n 2 being more than 0.2.
Claim 2
Dependent Claim
77 words
A transparent reflection-type hologram comprising: a transparent hologram-forming layer including a relief-hologram forming surface, and a holographic effect-enhancing layer comprising a thin transparent film, said holographic effect-enhancing layer having a refractive index n 2 different from a refractive index n 1 of said transparent hologram-forming layer and being formed on the relief-hologram forming surface of the transparent hologram-forming layer, the difference between the refractive index n 1 and the refractive index n 2 being more than 0.2.
Claim 3
Dependent Claim
15 words
A transparent reflection-type hologram as claimed in claim 1, wherein n 2 -n 1 ≧1.0.
Claim 4
Dependent Claim
28 words
A transparent reflection-type hologram as claimed in claim 1, wherein said holographic effect-enhancing layer comprises a thin metal film of a thickness notlaimed in claim exceeding 200 Å.
Claim 5
Dependent Claim
26 words
A transparent reflection-type hologram as claimed in claim 1, wherein said holographic effect-enhancing layer is disposed on a part or parts of said transparent hologram-forming layer.
Claim 6
Dependent Claim
24 words
A transparent reflection-type hologram as claimed in claim 1, wherein a hologram is formed on at least a part of said transparent hologram-forming layer.
Claim 7
Dependent Claim
30 words
A transparent reflection-type hologram as claimed in claim 1, wherein a printed layer is formed on the surface of and/or inside said transparent hologram-forming layer and/or said holographic effect-enhancing layer.
Claim 8
Dependent Claim
24 words
A transparent reflection-type hologram as claimed in claim 1, wherein at least one of said transparent hologram-forming layer and holographic effect-enhancing layer is colored.
Claim 9
Dependent Claim
90 words
A transparent-type hologram as claimed in claim 1, wherein said holographic effect-enhancing layer is formed of a material selected from the groups consisting of (a) transparent ferroelectrics having a higher refractive index than the transparent hologram-forming layer; (b) a thin transparent film having a lower refractive index than the transparent hologram-forming layer; (c) a resin having a refractive index different from that of the transparent hologram-forming layer; (d) a thin metal film of a thickness not exceeding 200 Å; and (e) a laminate structure formed by combined (a) through (d).
Claim 10
Dependent Claim
149 words
A transparent-type hologram as claimed in claim 1, wherein said holographic effect-enhancing layer comprises a thin film of a material selected from the group consisting of SiO, In 2 O 3 , TiO, ThO 2 , Si 2 O 3 , PbF 2 , Cd 2 O 3 , La 2 O 3 , MgO, Al 2 O 3 , LaF 3 , CaOSiO 2 , CeF 3 , NdF 3 , SiO 2 , SiO 3 , ThF 4 , Sb 2 S 3 , Fe 2 O 3 , PbO, ZnSe, CdS, Bi 2 O 3 , TiO 2 , PbCl 2 , CeO 2 , Ta 2 O 5 , ZnS, ZnO, CdO, And 2 O 3 , Sb 2 O 3 , ZrO 2 , WO 3 , Pr 6 O 11 , CdSe, CdTe, Ge, HfO 2 , PbTe, Si, Te, TlCl, and ZnTe.
Claim 11
Dependent Claim
104 words
A transparent reflection-type hologram transfer sheet comprising, in order, a support, a transparent reflection-type hologram and an adhesive layer formed on one side of the support; said transparent reflection-type hologram comprising a transparent hologram-forming layer including a relief-hologram forming surface, and a holographic effect-enhancing layer comprising a thin transparent film, said holographic effect-enhancing layer having having a refractive index n 2 different from a refractive index n 1 of said transparent hologram-forming layer and being formed on the relief-hologram forming surface of the transparent hologram-forming layer, the difference between the refractive index n 1 and the refractive index n 2 being more than 0.2.
Claim 12
Dependent Claim
104 words
A transparent reflection-type hologram transfer sheet comprising, in order, a support, a transparent reflection-type hologram and an adhesive layer formed on one side of the support; said transparent reflection-type hologram comprising a transparent hologram-forming layer including a relief-hologram forming surface, and a holographic effect-enhancing layer comprising a thin transparent film, said holographic effect-enhancing layer having having a refractive index n 2 different from a refractive index n 1 of said transparent hologram-forming layer and being formed on the relief-hologram forming surface of the transparent hologram-forming layer, the difference between the refractive index n 1 and the refractive index n 2 being more than 0.2.
Claim 13
Dependent Claim
25 words
A transfer sheet as claimed in claim 10, wherein said holographic effect-enhancing layer has a refractive index different from that of the transparent hologram-forming layer.
Claim 14
Dependent Claim
14 words
A transfer sheet as claimed in claim 10, wherein n 2 -n 1 ≧1.0.
Claim 15
Dependent Claim
22 words
A transfer sheet as claimed in claim 10, wherein a releasing layer is disposed between said support and said transparent reflection-type hologram.
Claim 16
Dependent Claim
24 words
A transfer sheet as claimed in claim 13, wherein a protective layer is further disposed between said releasing layer and said transparent reflection-type hologram
Claim 17
Dependent Claim
19 words
A transfer sheet as claimed in claim 14, wherein a printed layer is formed between and/or on said layers.
Claim 18
Dependent Claim
17 words
A transfer sheet as claimed in claim 14, wherein at least one of said layers is colored.
Claim 19
Dependent Claim
23 words
A transfer sheet as claimed in claim 10, wherein a fragile layer is disposed between said transparent reflection-type hologram and said adhesive layer.
Claim 20
Dependent Claim
17 words
A transfer sheet as claimed in claim 10, wherein said transparent reflection-type hologram has a printed layer.
Claim 21
Dependent Claim
15 words
A transfer sheet as claimed in claim 10, wherein said transparent reflection-type hologram is colored.
Claim 22
Dependent Claim
25 words
A transfer sheet as claimed in claim 10, wherein said holographic effect-enhancing layer comprises a thin metal film of a thickness not exceeding 200 Å.
Claim 23
Dependent Claim
25 words
A transfer sheet as claimed in claim 10, wherein said holographic effect-enhancing layer is disposed on at least a part of said transparent hologram-forming layer.
Claim 24
Dependent Claim
24 words
A transfer sheet as claimed in claim 10, wherein a relief hologram is formed on at least a part of said transparent hologram-forming layer.
Claim 25
Dependent Claim
109 words
A transparent reflection-type hologram sheet comprising a releasing layer, a transparent reflection-type hologram laminated on one surface thereof, and an adhesive layer disposed between said releasing layer and said transparent reflection-type hologram; said transparent reflection-type hologram comprising a transparent hologram-forming layer including a relief-hologram forming surface, and a holographic effect-enhancing layer comprising a thin transparent film, said holographic effect-enhancing layer having a refractive index n 2 different from a refractive index n 1 of said transparent hologram-forming layer and being formed on the relief-hologram forming surface of the transparent hologram-forming layer, the difference between the refractive index n 1 and the refractive index n 2 being more than 0.2.
Claim 26
Dependent Claim
109 words
A transparent reflection-type hologram sheet comprising a releasing layer, a transparent reflection-type hologram laminated on one surface thereof, and an adhesive layer disposed between said releasing layer and said transparent reflection-type hologram; said transparent reflection-type hologram comprising a transparent hologram-forming layer including a relief-hologram forming surface, and a holographic effect-enhancing layer comprising a thin transparent film, said holographic effect-enhancing layer having a refractive index n 2 different from a refractive index n 1 of said transparent hologram-forming layer and being formed on the relief-hologram forming surface of the transparent hologram-forming layer, the difference between the refractive index n 1 and the refractive index n 2 being more than 0.2.
Claim 27
Dependent Claim
13 words
A sheet as claimed in claim 23, wherein n 2 -n 1 ≧1.0.
Claim 28
Dependent Claim
28 words
A sheet as claimed in claim 23, wherein a protective layer for protecting the surface of a hologram is disposed on a surface of said transparent hologram-forming layer.
Claim 29
Dependent Claim
22 words
A sheet as claimed in claim 23, wherein a fragile layer is disposed between said transparent reflection-type hologram and said adhesive layer.
Claim 30
Dependent Claim
16 words
A sheet as claimed in claim 23, wherein said transparent reflection-type hologram has a printed layer.
Claim 31
Dependent Claim
13 words
A sheet as claimed in claim 23, wherein said transparent-type hologram is colored.
Claim 32
Dependent Claim
24 words
A sheet as claimed in claim 23, wherein said holographic effect-enhancing layer comprises a thin metal film of a thickness not exceeding 200 Å.
Claim 33
Dependent Claim
16 words
A sheet as claimed in claim 23, wherein a printed layer is formed between said layers.
Claim 34
Dependent Claim
17 words
A sheet as claimed in claim 23, wherein at least one of said respective layers is colored.
Claim 35
Dependent Claim
24 words
A sheet as claimed in claim 23, wherein said holographic effect-enhancing layer is disposed on at least a part of said transparent hologram-forming layer.
Claim 36
Dependent Claim
22 words
A sheet as claimed in claim 23, wherein a hologram is formed on at least a part of said transparent hologram-forming layer.
Claim 37
Dependent Claim
96 words
A transparent reflection-type hologram article comprising a transparent reflection-type hologram formed on the surface or internally of a substrate; said transparent reflection-type hologram comprising a transparent hologram-forming layer including a relief-hologram forming surface, and a holographic effect-enhancing layer comprising a thin transparent film, said holographic effect-enhancing layer having a refractive index n 2 different from a refractive index n 1 of said transparent hologram-forming layer and being formed on the relief-hologram forming surface of the transparent hologram-forming layer, the difference between the refractive index n 1 and the refractive index n 2 being more than 0.2.
Claim 38
Dependent Claim
96 words
A transparent reflection-type hologram article comprising a transparent reflection-type hologram formed on the surface or internally of a substrate; said transparent reflection-type hologram comprising a transparent hologram-forming layer including a relief-hologram forming surface, and a holographic effect-enhancing layer comprising a thin transparent film, said holographic effect-enhancing layer having a refractive index n 2 different from a refractive index n 1 of said transparent hologram-forming layer and being formed on the relief-hologram forming surface of the transparent hologram-forming layer, the difference between the refractive index n 1 and the refractive index n 2 being more than 0.2.
Claim 39
Dependent Claim
13 words
An article as claimed in claim 34, wherein n 2 -n 1 ≧1.0.
Claim 40
Dependent Claim
24 words
An article as claimed in claim 34, wherein said holographic effect-enhancing layer comprises a thin metal film of a thickness not exceeding 200 Å.
Claim 41
Dependent Claim
24 words
An article as claimed in claim 34, wherein said holographic effect-enhancing layer is disposed on at least a part of said transparent hologram-forming layer.
Claim 42
Dependent Claim
28 words
An article as claimed in claim 34, wherein a printed layer is formed on the surface of and/or inside said transparent hologram-forming layer and/or said holographic effect-enhancing layer.
Claim 43
Dependent Claim
22 words
An article as claimed in claim 34, wherein at least one of said transparent hologram-forming layer and holographic effect-enhancing layer is colored.
Claim 44
Dependent Claim
14 words
An article as claimed in claim 34, wherein said hologram-forming layer forms the substrate.
Claim 45
Dependent Claim
21 words
A sheet as claimed in claim 34, further comprising a base sheet laminated on the surface of said transparent hologram-forming layer.
Claim 46
Dependent Claim
18 words
A sheet as claimed in claim 41, wherein a printed layer is formed between and/or on said layers.
Claim 47
Dependent Claim
16 words
A sheet as claimed in claim 41, wherein at least one of said layers is colored.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1992-08-14 | 1993-02-13 | 1993-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1996-08-14 | 1997-02-13 | 1997-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2000-08-14 | 2001-02-13 | 2001-08-15 | $7700.00 | Window Closed / Lapsed |