US4929524A
Expired / Lapsed
US
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Organic photo conductive medium
Assignee: Canon Inc
•
Filing: 1987-09-10
•
Granted: 1990-05-29
•
Expires: 2007-09-10
Abstract
Abstract There is provided an organic conductive medium, comprising an organic conductive layer formed on the surface of a substrate having fine uneven shape.
Inventors
- 👤 Kunihiro Sakai
- 👤 Toshihiko Miyazaki
- 👤 Ken Eguchi
- 👤 Haruki Kawada
- 👤 Yoshinori Tomida
- 👤 Toshiaki Kimura
- 👤 Hiroshi Matsuda
- 👤 Kiyoshi Takimoto
- 👤 Kenji Saito
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 03:44
CPC Classifications
H; H10; H10F; H10F77/00; H10F77/20; H10K; H10K71/00; H10K71/20; H10K71/30; H10K85/00; H10K85/60; H10K85/611; H10K85/649; H10K85/652; H10K85/701; H10K10/00; H10K30/00; H10K71/10; H10K71/191; H10K85/30; H10K85/654; H10K85/655; H10K85/657
Claims Analysis
Total Claims: 62
Claim 1
Independent Claim
96 words
An organic photoconductive medium, comprising a substrate having an uneven pattern and an organic photoconductive layer which exhibits an insulating property in the direction of a layer thickness and a photoconductive property in the direction of a layer plane and which is provided on the substrate, an anisotropic property being imparted to the photoconductive property of the photoconductive layer in the direction of a layer plane, wherein the photoconductive organic layer is the monomolecular film of a photoconductive organic compound having a hydrophobic site and a hydrophilic site in one molecule or a built-up film thereof.
Claim 2
Dependent Claim
96 words
An organic photoconductive medium, comprising a substrate having an uneven pattern and an organic photoconductive layer which exhibits an insulating property in the direction of a layer thickness and a photoconductive property in the direction of a layer plane and which is provided on the substrate, an anisotropic property being imparted to the photoconductive property of the photoconductive layer in the direction of a layer plane, wherein the photoconductive organic layer is the monomolecular film of a photoconductive organic compound having a hydrophobic site and a hydrophilic site in one molecule or a built-up film thereof.
Claim 3
Dependent Claim
18 words
An organic photoconductive medium according to claim 1, wherein the photoconductive organic compound is a photoconductive organic dye.
Claim 4
Dependent Claim
17 words
An organic photoconductive medium according to claim 2, wherein said photoconductive organic dye is a cyanine dye.
Claim 5
Dependent Claim
17 words
An organic photoconductive medium according to claim 2, wherein said photoconductive organic dye is a merocyanine dye.
Claim 6
Dependent Claim
17 words
An organic photoconductive medium according to claim 2, wherein said photoconductive organic dye is a phthalocyanine dye.
Claim 7
Dependent Claim
17 words
An organic photoconductive medium according to claim 2, wherein said photoconductive organic dye is a triphenylmethane dye.
Claim 8
Dependent Claim
17 words
An organic photoconductive medium according to claim 2, wherein said photoconductive organic dye is a azulene dye.
Claim 9
Dependent Claim
17 words
An organic photoconductive medium according to claim 1, wherein said fine uneven shape has any desired directionality.
Claim 10
Dependent Claim
20 words
An organic photoconductive medium according to claim 1, wherein said substrate comprises any material of metal, glass, ceramics and plastic.
Claim 11
Dependent Claim
32 words
An organic photoconductive medium according to claim 1, wherein said substrate having uneven shape is obtained by transfer with the use of a mold having the surface with a fine uneven shape.
Claim 12
Dependent Claim
18 words
An organic photoconductive medium according to claim 1, wherein said substrate having uneven shape is formed by photoetching.
Claim 13
Dependent Claim
25 words
An organic photoconductive medium according to claim 1, wherein said substrate having uneven shape is formed by exposure through a mask pattern and then developing.
Claim 14
Dependent Claim
22 words
An organic photoconductive medium according to claim 1, wherein the interval of unevenness, namely the pitch width is 0.1 to 100 μm.
Claim 15
Dependent Claim
22 words
An organic photoconductive medium according to claim 1, wherein the depth at the recess of said substrate is 0.1 to 100 μm.
Claim 16
Dependent Claim
103 words
An organic photoconductive medium, comprising a substrate having an uneven pattern and an organic photoconductive layer which exhibits an insulating property in the direction of a layer thickness and a photoconductive property in the direction of a layer plane and which is provided on the substrate, an anisotropic property being imparted, along the uneven direction of the substrate, to the photoconductive property of the photoconductive layer in the direction of a layer plane, wherein the photoconductive organic layer is the monomolecular film of a photoconductive organic compound having a hydrophobic site and a hydrophilic site in one molecule or a built-up film thereof.
Claim 17
Dependent Claim
103 words
An organic photoconductive medium, comprising a substrate having an uneven pattern and an organic photoconductive layer which exhibits an insulating property in the direction of a layer thickness and a photoconductive property in the direction of a layer plane and which is provided on the substrate, an anisotropic property being imparted, along the uneven direction of the substrate, to the photoconductive property of the photoconductive layer in the direction of a layer plane, wherein the photoconductive organic layer is the monomolecular film of a photoconductive organic compound having a hydrophobic site and a hydrophilic site in one molecule or a built-up film thereof.
Claim 18
Dependent Claim
18 words
An organic photoconductive medium according to claim 15, wherein the photoconductive organic compound is a photoconductive organic dye.
Claim 19
Dependent Claim
17 words
An organic photoconductive medium according to claim 16, wherein said photoconductive organic dye is a cyanine dye.
Claim 20
Dependent Claim
17 words
An organic photoconductive medium according to claim 16, wherein said photoconductive organic dye is a merocyanine dye.
Claim 21
Dependent Claim
17 words
An organic photoconductive medium according to claim 16, wherein said photoconductive organic dye is a phthalocyanine dye.
Claim 22
Dependent Claim
17 words
An organic photoconductive medium according to claim 16, wherein said photoconductive organic dye is a triphenylmethane dye.
Claim 23
Dependent Claim
17 words
An organic photoconductive medium according to claim 16, wherein said photoconductive organic dye is an azulene dye.
Claim 24
Dependent Claim
17 words
An organic photoconductive medium according to claim 15, wherein said fine uneven shape has any desired directionality.
Claim 25
Dependent Claim
20 words
An organic photoconductive medium according to claim 15, wherein said substrate comprises any material of metal, glass, ceramics and plastic.
Claim 26
Dependent Claim
32 words
An organic photoconductive medium according to claim 15, wherein said substrate having uneven shape is obtained by transfer with the use of a mold having the surface with a fine uneven shape.
Claim 27
Dependent Claim
18 words
An organic photoconductive medium according to claim 15, wherein said substrate having uneven shape is formed by photoetching.
Claim 28
Dependent Claim
25 words
An organic photoconductive medium according to claim 15, wherein said substrate having uneven shape is formed by exposure through a mask pattern and then developing.
Claim 29
Dependent Claim
22 words
An organic photoconductive medium according to claim 15, wherein the interval of unevenness, namely the pitch width is 0.1 to 100 μm.
Claim 30
Dependent Claim
22 words
An organic photoconductive medium according to claim 15, wherein the depth at the recess of said substrate is 0.1 to 100 μm.
Claim 31
Dependent Claim
65 words
An organic photoconductive medium, comprising a substrate having an uneven pattern and an organic photoconductive layer provided on the substrate, the photoconductive layer comprising a monomolecular film of an organic photoconductive compound having a hydrophilic portion and a hydrophobic portion or a built-up film thereof, an anisotropic property being imparted to the photoconductive property of the photoconductive layer in the direction of a layer plane.
Claim 32
Dependent Claim
65 words
An organic photoconductive medium, comprising a substrate having an uneven pattern and an organic photoconductive layer provided on the substrate, the photoconductive layer comprising a monomolecular film of an organic photoconductive compound having a hydrophilic portion and a hydrophobic portion or a built-up film thereof, an anisotropic property being imparted to the photoconductive property of the photoconductive layer in the direction of a layer plane.
Claim 33
Dependent Claim
38 words
An organic photoconductive medium according to claim 29, wherein the photoconductive organic layer is the monomolecular film of a photoconductive organic compound having a hydrophobic site and a hydrophilic site in one molecule or a built-up film thereof.
Claim 34
Dependent Claim
18 words
An organic photoconductive medium according to claim 30, wherein the photoconductive organic compound is a photoconductive organic dye.
Claim 35
Dependent Claim
17 words
An organic photoconductive medium according to claim 31, wherein said photoconductive organic dye is a cyanine dye.
Claim 36
Dependent Claim
17 words
An organic photoconductive medium according to claim 31, wherein said photoconductive organic dye is a merocyanine dye.
Claim 37
Dependent Claim
17 words
An organic photoconductive medium according to claim 31, wherein said photoconductive organic dye is a phthalocyanine dye.
Claim 38
Dependent Claim
17 words
An organic photoconductive medium according to claim 31, wherein said photoconductive organic dye is a triphenylmethane dye.
Claim 39
Dependent Claim
17 words
An organic photoconductive medium according to claim 31, wherein said photoconductive organic dye is an azulene dye.
Claim 40
Dependent Claim
17 words
An organic photoconductive medium according to claim 29, wherein said fine uneven shape has any desired directionality.
Claim 41
Dependent Claim
20 words
An organic photoconductive medium according to claim 29, wherein said substrate comprises any material of metal, glass, ceramics and plastic.
Claim 42
Dependent Claim
32 words
An organic photoconductive medium according to claim 29, wherein said substrate having uneven shape is obtained by transfer with the use of a mold having the surface with a fine uneven shape.
Claim 43
Dependent Claim
18 words
An organic photoconductive medium according to claim 29, wherein said substrate having uneven shape is formed by photoetching.
Claim 44
Dependent Claim
25 words
An organic photoconductive medium according to claim 29, wherein said substrate having uneven shape is formed by exposure through a mask pattern and then developing.
Claim 45
Dependent Claim
22 words
An organic photoconductive medium according to claim 29, wherein the interval of unevenness, namely the pitch width is 0.1 to 100 μm.
Claim 46
Dependent Claim
22 words
An organic photoconductive medium according to claim 29, wherein the depth at the recess of said substrate is 0.1 to 100 μm.
Claim 47
Dependent Claim
72 words
An organic photoconductive medium, comprising a substrate having an uneven pattern and an organic photoconductive layer provided on the substrate, the photoconductive layer comprising a monomolecular film of an organic photoconductive compound having a hydrophilic portion and a hydrophobic portion or a built-up film thereof, an anisotropic property being imparted, along the uneven direction of the substrate, to the photoconductive property of the photoconductive layer in the direction of a layer plane.
Claim 48
Dependent Claim
72 words
An organic photoconductive medium, comprising a substrate having an uneven pattern and an organic photoconductive layer provided on the substrate, the photoconductive layer comprising a monomolecular film of an organic photoconductive compound having a hydrophilic portion and a hydrophobic portion or a built-up film thereof, an anisotropic property being imparted, along the uneven direction of the substrate, to the photoconductive property of the photoconductive layer in the direction of a layer plane.
Claim 49
Dependent Claim
38 words
An organic photoconductive medium according to claim 44, wherein the photoconductive organic layer is the monomolecular film of a photoconductive organic compound having a hydrophobic site and a hydrophilic site in one molecule or a built-up film thereof.
Claim 50
Dependent Claim
18 words
An organic photoconductive medium according to claim 45, wherein the photoconductive organic compound is a photoconductive organic dye.
Claim 51
Dependent Claim
17 words
An organic photoconductive medium according to claim 46, wherein said photoconductive organic dye is a cyanine dye.
Claim 52
Dependent Claim
17 words
An organic photoconductive medium according to claim 46, wherein said photoconductive organic dye is a merocyanine dye.
Claim 53
Dependent Claim
17 words
An organic photoconductive medium according to claim 46, wherein said photoconductive organic dye is a phthalocyanine dye.
Claim 54
Dependent Claim
17 words
An organic photoconductive medium according to claim 46, wherein said photoconductive organic dye is a triphenylmethane dye.
Claim 55
Dependent Claim
17 words
An organic photoconductive medium according to claim 46, wherein said photoconductive organic dye is a azulene dye.
Claim 56
Dependent Claim
17 words
An organic photoconductive medium according to claim 44, wherein said fine uneven shape has any desired directionality.
Claim 57
Dependent Claim
20 words
An organic photoconductive medium according to claim 44, wherein said substrate comprises any material of metal, glass, ceramics and plastic.
Claim 58
Dependent Claim
32 words
An organic photoconductive medium according to claim 44, wherein said substrate having uneven shape is obtained by transfer with the use of a mold having the surface with a fine uneven shape.
Claim 59
Dependent Claim
18 words
An organic photoconductive medium according to claim 44, wherein said substrate having uneven shape is formed by photoetching.
Claim 60
Dependent Claim
25 words
An organic photoconductive medium according to claim 44, wherein said substrate having uneven shape is formed by exposure through a mask pattern and then developing.
Claim 61
Dependent Claim
22 words
An organic photoconductive medium according to claim 44, wherein the inverval of unevenness, namely the pitch width is 0.1 to 100 μm.
Claim 62
Dependent Claim
22 words
An organic photoconductive medium according to claim 44, wherein the depth at the recess of said substrate is 0.1 to 100 μm.
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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) | 1993-05-28 | 1993-11-27 | 1994-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-05-28 | 1997-11-27 | 1998-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-05-28 | 2001-11-27 | 2002-05-29 | $7700.00 | Window Closed / Lapsed |