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US4938569A
Expired / Lapsed
US
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Electrode substrate for electro-optical device
Assignee: Seiko Instruments Inc
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Filing: 1987-10-16
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Granted: 1990-07-03
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Expires: 2007-10-16
Abstract
Abstract An electrode substrate for an electro-optical device such as a LC display or the else comprising a substrate, a color filter on the substrate and an electrically conductive coating organic film on the color filter.
Inventors
- 👤 Yukiyoshi Tsunoda
- 👤 Tohru Sakai
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:25
CPC Classifications
G; G02; G02F; G02F1/00; G02F1/01; G02F1/13; G02F1/133; G02F1/1333; G02F1/1335; G02F1/133509; G02F1/133514; G02F1/1343; G02F1/13439
Claims Analysis
Total Claims: 24
Claim 1
Independent Claim
62 words
An electro-optical device comprising: a pair of spaced-apart substrates sandwiching therebetween an electro-optical material; a conductive layer having a predetermined pattern disposed on the inner surface of one of the substrates; a plurality of color filters disposed on the inner surface of the other of the substrates; and a coated conductive layer of organic material coated on the plurality of color filters.
Claim 2
Dependent Claim
62 words
An electro-optical device comprising: a pair of spaced-apart substrates sandwiching therebetween an electro-optical material; a conductive layer having a predetermined pattern disposed on the inner surface of one of the substrates; a plurality of color filters disposed on the inner surface of the other of the substrates; and a coated conductive layer of organic material coated on the plurality of color filters.
Claim 3
Dependent Claim
22 words
An electro-optical device according to claim 1 wherein the coated conductive layer covers the whole surface of the plurality of color filters.
Claim 4
Dependent Claim
35 words
An electrode structure for an electro-optical device comprising: a non-conductive substrate; a plurality of color filters affixed to the substrate; and a coated conductive layer of organic material coated on the plurality of color filters.
Claim 5
Dependent Claim
35 words
An electrode structure for an electro-optical device comprising: a non-conductive substrate; a plurality of color filters affixed to the substrate; and a coated conductive layer of organic material coated on the plurality of color filters.
Claim 6
Dependent Claim
22 words
An electrode structure according to claim 3 wherein the coated conductive layer covers the whole surface of the plurality of color filters.
Claim 7
Dependent Claim
21 words
An electrode structure according to claim 3 wherein the color filters comprise electro-deposited color filters formed by electro-deposition on the substrate.
Claim 8
Dependent Claim
21 words
An electrode structure according to claim 3 wherein the color filters comprise printed color filters formed by printing on the substrate.
Claim 9
Dependent Claim
21 words
An electrode structure according to claim 3 wherein the color filters comprise photolithographed color filters formed by photolithography on the substrate.
Claim 10
Dependent Claim
17 words
An electrode structure according to claim 3 wherein the coated conductive layer has an orientation film thereon.
Claim 11
Dependent Claim
40 words
An electrode structure according to claim 8 wherein the orientation film comprises a composition selected from the group consisting of polyimide, silane, polyvinyl alcohol, polyamide, polyamide-imide, fluorine-containing polymer, SiO, SiO 2 , Al 2 O 3 and TiO 2 .
Claim 12
Dependent Claim
19 words
An electrode substrate according to claim 3 wherein the coated conductive layer comprises a printed layer of organic material.
Claim 13
Dependent Claim
19 words
An electrode substrate according to claim 3 wherein the coated conductive layer comprises a spin-coated layer of organic material.
Claim 14
Dependent Claim
19 words
An electrode substrate according to claim 3 wherein the coated conductive layer comprises a sprayed layer of organic material.
Claim 15
Dependent Claim
19 words
An electrode substrate according to claim 3 wherein the coated conductive layer comprises a dipped layer of organic material.
Claim 16
Dependent Claim
23 words
An electrode substrate according to claim 3 wherein the coated conductive layer is comprised of a resin having electrically conductive particles dispersed therein.
Claim 17
Dependent Claim
35 words
An electrode substrate according to claim 14 wherein the resin comprises a composition selected from the group consisting of acrylic resin, epoxy resin, vinyl chloride resin, polyimide, polyamide, polyester, polycarbonate, polyethylene, polyurethane, polysulfone or polypropylene.
Claim 18
Dependent Claim
40 words
An electrode substrate according to claim 14 wherein the conductive particles comprise a member selected from the group consisting of ITO, IN 2 O 3 , SnO, ZnO, Sb 2 O 5 , Au, Ag, Pt, Cu, Ni and Cr.
Claim 19
Independent Claim
53 words
A method of manufacturing an electrode for an electro-optical device, comprising the steps of: forming a plurality of color filters in a predetermined pattern on a substrate; coating said color filters with a layer of electrically conductive organic material; baking said coating; and forming an orientation layer on said layer of organic material.
Claim 20
Independent Claim
53 words
A method of manufacturing an electrode for an electro-optical device, comprising the steps of: forming a plurality of color filters in a predetermined pattern on a substrate; coating said color filters with a layer of electrically conductive organic material; baking said coating; and forming an orientation layer on said layer of organic material.
Claim 21
Dependent Claim
29 words
The method of claim 17 in which said step of coating the color filters comprises the step of printing said electrically conductive organic material layer on said color filters.
Claim 22
Dependent Claim
30 words
The method of claim 17 in which said step of coating the color filters comprises the step of spin coating said electrically conductive organic material layer on said color filters.
Claim 23
Dependent Claim
29 words
The method of claim 17 in which said step of coating the color filters comprises the step of spraying said electrically conductive organic material layer on said color filters.
Claim 24
Dependent Claim
34 words
The method of claim 17 in which said step of coating the color filters comprises the step of dipping the substrate in a solution from which said electrically conductive organic material layer is formed.
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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) | 1993-07-02 | 1994-01-01 | 1994-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-07-02 | 1998-01-01 | 1998-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-07-02 | 2002-01-01 | 2002-07-03 | $7700.00 | Window Closed / Lapsed |