Patent US4908285A successfully refreshed from Google Patents.
US4908285A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hologram member
Assignee: Canon Inc
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Filing: 1988-05-16
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Granted: 1990-03-13
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Expires: 2008-05-16
Abstract
Abstract A hologram member is provided which comprises a substrate, and a film in which a volume type phase hologram is recorded. The film is provided peelably on the substrate. The substrate preferably has a light transmittance of 30% or more at a wavelength of from 450 to 800 nm. The film may comprise a vinylcarbazole.
Inventors
- 👤 Nobuo Kushibiki
- 👤 Yoko Yoshinaga
- 👤 Naosato Taniguchi
- 👤 Tetsuro Kuwayama
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:16
CPC Classifications
G; G03; G03H; G03H1/00; G03H1/26; G03H1/28; G03F; G03F7/00; G03F7/0005; G03F7/001; G03H1/02; G03H1/0252; G03H1/024; G03H1/0248; G03H2240/00; G03H2240/50; G03H2240/55; G03H2250/00; G03H2250/10; G03H2250/36; G03H2270/00; G03H2270/30; G03H2270/31; G03H2270/32; Y; Y10; Y10T; Y10T428/00; Y10T428/14; Y10T428/1424; Y10T428/1429; Y10T428/1462
Claims Analysis
Total Claims: 52
Claim 1
Independent Claim
33 words
A hologram member comprising a substrate and a film in which a volume type phase hologram is recorded, provided peelably on said substrate wherein said substrate has a thickness of from 5-200 μm.
Claim 2
Dependent Claim
33 words
A hologram member comprising a substrate and a film in which a volume type phase hologram is recorded, provided peelably on said substrate wherein said substrate has a thickness of from 5-200 μm.
Claim 3
Dependent Claim
18 words
The hologram member of claim 1, wherein said substrate has a thickness of from 20 to 100 μm.
Claim 4
Dependent Claim
30 words
A hologram member comprising a substrate and a film in which a volume type phase hologram is recorded, provided peelably on said substrate wherein said substrate comprises a crystalline resin.
Claim 5
Dependent Claim
30 words
A hologram member comprising a substrate and a film in which a volume type phase hologram is recorded, provided peelably on said substrate wherein said substrate comprises a crystalline resin.
Claim 6
Dependent Claim
37 words
A hologram member comprising a substrate and a film in which a volume type phase hologram is recorded, provided peelably on said substrate wherein said film is provided on said substrate with interposition of a peel layer.
Claim 7
Dependent Claim
37 words
A hologram member comprising a substrate and a film in which a volume type phase hologram is recorded, provided peelably on said substrate wherein said film is provided on said substrate with interposition of a peel layer.
Claim 8
Dependent Claim
24 words
The hologram member of claim 4, wherein said peel layer has no particular absorption band at a wavelength region of 400 to 800 nm.
Claim 9
Dependent Claim
46 words
A hologram member comprising a substrate and a film in which a volume type phase hologram is recorded, provided peelably on said substrate wherein a layer for adhesion or sticking is provided on the surface of said film on the reverse side to the substrate side.
Claim 10
Dependent Claim
46 words
A hologram member comprising a substrate and a film in which a volume type phase hologram is recorded, provided peelably on said substrate wherein a layer for adhesion or sticking is provided on the surface of said film on the reverse side to the substrate side.
Claim 11
Dependent Claim
53 words
A hologram member comprising a substrate and a film in which a volume type phase hologram is recorded, provided peelably on said substrate wherein a layer comprising one or more of a metal and a metal oxide is provided on the surface of said film on the reverse side to the substrate side.
Claim 12
Dependent Claim
53 words
A hologram member comprising a substrate and a film in which a volume type phase hologram is recorded, provided peelably on said substrate wherein a layer comprising one or more of a metal and a metal oxide is provided on the surface of said film on the reverse side to the substrate side.
Claim 13
Dependent Claim
29 words
The hologram member of claim 7, wherein said layer comprising one or more of a metal and a metal oxide has a thickness of from 50 to 5000 angstrom.
Claim 14
Dependent Claim
62 words
A hologram member comprising a substrate having a light transmittance of 30% or more at the wavelength region of 400 nm and 40% or more at a wavelength the region of from 450 to 800 nm, and a film in which volume type phase hologram is recorded, provided peelably on said substrate, wherein said substrate has a thickness of from 5-200 μm.
Claim 15
Dependent Claim
62 words
A hologram member comprising a substrate having a light transmittance of 30% or more at the wavelength region of 400 nm and 40% or more at a wavelength the region of from 450 to 800 nm, and a film in which volume type phase hologram is recorded, provided peelably on said substrate, wherein said substrate has a thickness of from 5-200 μm.
Claim 16
Dependent Claim
18 words
The hologram member of claim 9, wherein said substrate has a thickness of from 20 to 100 μm.
Claim 17
Dependent Claim
59 words
A hologram member comprising a substrate having a light transmittance of 30% or more at the wavelength region of 400 nm and 40% or more at a wavelength the region of from 450 to 800 nm, and a film in which volume type phase hologram is recorded, provided peelably on said substrate, wherein said substrate comprises a crystalline resin.
Claim 18
Dependent Claim
59 words
A hologram member comprising a substrate having a light transmittance of 30% or more at the wavelength region of 400 nm and 40% or more at a wavelength the region of from 450 to 800 nm, and a film in which volume type phase hologram is recorded, provided peelably on said substrate, wherein said substrate comprises a crystalline resin.
Claim 19
Dependent Claim
66 words
A hologram member comprising a substrate having a light transmittance of 30% or more at the wavelength region of 400 nm and 40% or more at a wavelength the region of from 450 to 800 nm, and a film in which volume type phase hologram is recorded, provided peelably on said substrate, wherein said film is provided on said substrate with interposition of a peel layer.
Claim 20
Dependent Claim
66 words
A hologram member comprising a substrate having a light transmittance of 30% or more at the wavelength region of 400 nm and 40% or more at a wavelength the region of from 450 to 800 nm, and a film in which volume type phase hologram is recorded, provided peelably on said substrate, wherein said film is provided on said substrate with interposition of a peel layer.
Claim 21
Dependent Claim
69 words
A hologram member comprising a substrate having a light transmittance of 30% or more at the wavelength region of 400 nm and 40% or more at a wavelength the region of from 450 to 800 nm, and a film in which volume type phase hologram is recorded, provided peelably on said substrate, wherein said substrate has no particular absorption band at a wavelength region of 400 to 800 nm.
Claim 22
Dependent Claim
69 words
A hologram member comprising a substrate having a light transmittance of 30% or more at the wavelength region of 400 nm and 40% or more at a wavelength the region of from 450 to 800 nm, and a film in which volume type phase hologram is recorded, provided peelably on said substrate, wherein said substrate has no particular absorption band at a wavelength region of 400 to 800 nm.
Claim 23
Dependent Claim
75 words
A hologram member comprising a substrate having a light transmittance of 30% or more at the wavelength region of 400 nm and 40% or more at a wavelength the region of from 450 to 800 nm, and a film in which volume type phase hologram is recorded, provided peelably on said substrate, wherein a layer for adhesion or sticking is provided on the surface of said film on the reverse side to the substrate side.
Claim 24
Dependent Claim
75 words
A hologram member comprising a substrate having a light transmittance of 30% or more at the wavelength region of 400 nm and 40% or more at a wavelength the region of from 450 to 800 nm, and a film in which volume type phase hologram is recorded, provided peelably on said substrate, wherein a layer for adhesion or sticking is provided on the surface of said film on the reverse side to the substrate side.
Claim 25
Dependent Claim
82 words
A hologram member comprising a substrate having a light transmittance of 30% or more at the wavelength region of 400 nm and 40% or more at a wavelength the region of from 450 to 800 nm, and a film in which volume type phase hologram is recorded, provided peelably on said substrate, wherein a layer comprising one or more of a metal and a metal oxide is provided on the surface of said film on the reverse side to the substrate side.
Claim 26
Dependent Claim
82 words
A hologram member comprising a substrate having a light transmittance of 30% or more at the wavelength region of 400 nm and 40% or more at a wavelength the region of from 450 to 800 nm, and a film in which volume type phase hologram is recorded, provided peelably on said substrate, wherein a layer comprising one or more of a metal and a metal oxide is provided on the surface of said film on the reverse side to the substrate side.
Claim 27
Dependent Claim
29 words
The hologram member of claim 15, wherein said layer comprising one or more of a metal and a metal oxide has a thickness of from 50 to 5000 angstrom.
Claim 28
Dependent Claim
39 words
A hologram member comprising a substrate, and a film provided peelably on said substrate, said film comprising a vinylcarbazole polymer in which a volume type phase hologram is recorded, wherein said substrate has a thickness of from 5-200 μm.
Claim 29
Dependent Claim
39 words
A hologram member comprising a substrate, and a film provided peelably on said substrate, said film comprising a vinylcarbazole polymer in which a volume type phase hologram is recorded, wherein said substrate has a thickness of from 5-200 μm.
Claim 30
Dependent Claim
18 words
A hologram member of claim 17, wherein said substrate has a thickness of from 20 to 100 μm.
Claim 31
Dependent Claim
35 words
A hologram member comprising a substrate, and a film provided peelably on said substrate, said film comprising vinylcarbazole polymer in which a volume type phase hologram is recorded, wherein said substrate comprises a crystalline resin.
Claim 32
Dependent Claim
35 words
A hologram member comprising a substrate, and a film provided peelably on said substrate, said film comprising vinylcarbazole polymer in which a volume type phase hologram is recorded, wherein said substrate comprises a crystalline resin.
Claim 33
Dependent Claim
43 words
A hologram member comprising a substrate, and a film provided peelably on said substrate, said film comprising a vinylcarbazole polymer in which a volume type phase hologram is recorded, wherein said film is provided on said substrate with interposition of a peel layer.
Claim 34
Dependent Claim
43 words
A hologram member comprising a substrate, and a film provided peelably on said substrate, said film comprising a vinylcarbazole polymer in which a volume type phase hologram is recorded, wherein said film is provided on said substrate with interposition of a peel layer.
Claim 35
Dependent Claim
24 words
A hologram member of claim 20, wherein said peel layer has no particular absorption band at a wavelength region of 400 to 800 nm.
Claim 36
Dependent Claim
52 words
A hologram member comprising a substrate, and a film provided peelably on said substrate, said film comprising a vinylcarbazole polymer in which a volume type phase hologram is recorded, wherein a layer for adhesion or sticking is provided on the surface of said film on the reverse side to the substrate side.
Claim 37
Dependent Claim
52 words
A hologram member comprising a substrate, and a film provided peelably on said substrate, said film comprising a vinylcarbazole polymer in which a volume type phase hologram is recorded, wherein a layer for adhesion or sticking is provided on the surface of said film on the reverse side to the substrate side.
Claim 38
Dependent Claim
59 words
A hologram member comprising a substrate, and a film provided peelably on said substrate, said film comprising a vinylcarbazole polymer in which a volume type phase hologram is recorded, wherein a layer comprising one or more of a metal and a metal oxide is provided on the surface of said film on the reverse side to the substrate side.
Claim 39
Dependent Claim
59 words
A hologram member comprising a substrate, and a film provided peelably on said substrate, said film comprising a vinylcarbazole polymer in which a volume type phase hologram is recorded, wherein a layer comprising one or more of a metal and a metal oxide is provided on the surface of said film on the reverse side to the substrate side.
Claim 40
Dependent Claim
29 words
The hologram member of claim 23, wherein said layer comprising one or more of a metal and a metal oxide has a thickness of from 50 to 5000 angstrom.
Claim 41
Dependent Claim
46 words
The hologram member according to claim 4, wherein said peel layer comprises a polymer layer having a surface tension sufficiently higher or sufficiently lower than the surface tension of the hologram film or a layer composed of a silane coupling agent or a titan coupling agent.
Claim 42
Dependent Claim
36 words
The hologram member according to claim 4, wherein the material constituting said peel layer is selected from the group of polyvinyl alcohol, polyvinylpyrrolidone, poly(ethylene-propylene) fluoride, poly(organic siloxane), gamma-glycidoxypropyltrimethoxysilane, vinyltrimethoxysilane, isopropyl tristearoyl titanate, and isopropyl trioctyl titanate.
Claim 43
Dependent Claim
46 words
The hologram member according to claim 12, wherein said peel layer comprises a polymer layer having a surface tension sufficiently higher or sufficiently lower than the surface tension of the hologram film or a layer composed of a silane coupling agent or a titan coupling agent.
Claim 44
Dependent Claim
36 words
The hologram member according to claim 12, wherein the material constituting said peel layer is selected from the group of polyvinyl alcohol, polyvinylpyrrolidone, poly(ethylene-propylene) fluoride, poly(organic siloxane), gamma-glycidoxypropyltrimethoxysilane, vinyltrimethoxysilane, isopropyl tristearoyl titanate, and isopropyl trioctyl titanate.
Claim 45
Dependent Claim
45 words
The hologram member according to claim 20, wherein said peel layer comprises a polymer having a surface tension sufficiently higher or sufficiently lower than the surface tension of the hologram film or a layer composed of a silane coupling agent or a titan coupling agent.
Claim 46
Dependent Claim
36 words
The hologram member according to claim 20, wherein the material constituting said peel layer is selected from the group of polyvinyl alcohol, polyvinylpyrrolidone, poly(ethylene-propylene) fluoride, poly(organic siloxane), gamma-glycidoxypropyltrimethoxysilane, vinyltrimethoxysilane, isopropyl tristearoyl titanate, and isopropyl trioctyl titanate.
Claim 47
Dependent Claim
41 words
The hologram member according to claim 6, wherein the material constituting said layer for adhesion or sticking is selected from the group of acrylic ester type polymers, vinyl acetate type polymers, alphacyanoacrylates, urethane type adhesives, rubber type adhesive, epoxy type adhesives.
Claim 48
Dependent Claim
41 words
The hologram member according to claim 14, wherein the material constituting said layer for adhesion or sticking is selected from the group of acrylic ester type polymers, vinyl acetate type polymers, alphacyanoacrylates, urethane type adhesives, rubber type adhesive, epoxy type adhesives.
Claim 49
Dependent Claim
41 words
The hologram member according to claim 22, wherein the material constituting said layer for adhesion or sticking is selected from the group of acrylic ester type polymers, vinyl acetate type polymers, alphacyanoacrylates, urethane type adhesives, rubber type adhesive, epoxy type adhesives.
Claim 50
Dependent Claim
28 words
The hologram member according to claim 7, wherein said metal or said metal oxide is selected from the group of InO, Al 2 O 3 , and Al.
Claim 51
Dependent Claim
28 words
The hologram member according to claim 15, wherein said metal or said metal oxide is selected from the group of InO, Al 2 O 3 , and Al.
Claim 52
Dependent Claim
28 words
The hologram member according to claim 23, wherein said metal or said metal oxide is selected from the group of InO, Al 2 O 3 , and Al.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
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| 3.5 Years (Year 4) | 1993-03-12 | 1993-09-11 | 1994-03-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-03-12 | 1997-09-11 | 1998-03-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-03-12 | 2001-09-11 | 2002-03-13 | $7700.00 | Window Closed / Lapsed |