WO2025072578 - ELECTROCHROMIC DEVICE WITH MAXIMUM LOCAL CELL POTENTIAL ALIGNED WITH SENSE VOLTAGE
National phase entry:
Publication Number
WO/2025/072578
Publication Date
03.04.2025
International Application No.
PCT/US2024/048739
International Filing Date
27.09.2024
Title **
[English]
ELECTROCHROMIC DEVICE WITH MAXIMUM LOCAL CELL POTENTIAL ALIGNED WITH SENSE VOLTAGE
[French]
DISPOSITIF ÉLECTROCHROME À POTENTIEL DE CELLULE LOCAL MAXIMAL ALIGNÉ AVEC UNE TENSION DE DÉTECTION
Applicants **
SMART WINDOW INC., LIMITED
Inventors
DUNCAN, Hugues
HIGASHI, Gregg
BERGH, Howard
Priority Data
63/585,889
27.09.2023
US
18/898,524
26.09.2024
US
Application details
| Total Number of Claims/PCT | * |
| Number of Independent Claims | * |
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| Number of Multi-Dependent Claims | * |
| Number of Drawings | * |
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International Searching Authority |
USPTO
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| Recordal of a Change of the Applicant's Name/Address |
Change of Applicant's Name and Address
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| Type of Assignment |
The Standard Agent's Assignment
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| Applicant's Legal Status |
Legal Entity
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| Entry into National Phase under |
Chapter I
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| Patent Delivery |
Send the Letters Patent by Courier
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| Translation |
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Quotation for National Phase entry
| Country | Stages | Total | |
|---|---|---|---|
| China | Filing, Examination, Granting | 3343 | |
| EPO | Filing, Examination, Granting | 23753 | |
| Japan | Filing, Examination, Granting | 2766 | |
| South Korea | Filing, Examination, Granting | 3285 | |
| USA | Filing, Examination, Granting | 9160 |

Total:
42,307
The term for entry into the National Phase has expired. This quotation is for informational purposes only
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Abstract[English]
An electrochromic device is provided. The device includes a first transparent substrate, a second transparent substrate, a first electrically conductive layer with a first resistance gradient arranged on an inner surface of the first transparent substrate, a second electrically conductive layer with a second resistance gradient arranged on an inner surface of the second transparent substrate. The device includes a first bus bar in contact with the first electrically conductive layer, a second bus bar in contact with the second electrically conductive layer, a first sense voltage pad arranged on the inner surface of the first transparent substrate configured to measure a local cell potential at a sense voltage measurement position within the electrochromic device, wherein the first and second resistance gradients are configured to form a region comprising a maximum local cell potential approximately coinciding with the sense voltage measurement position.[French]
La présente invention concerne un dispositif électrochrome. Le dispositif comprend un premier substrat transparent, un second substrat transparent, une première couche électroconductrice ayant un premier gradient de résistance disposée sur une surface interne du premier substrat transparent, une seconde couche électroconductrice ayant un second gradient de résistance disposée sur une surface interne du second substrat transparent. Le dispositif comprend une première barre omnibus en contact avec la première couche électroconductrice, une seconde barre omnibus en contact avec la seconde couche électroconductrice, une première pastille de tension de détection disposée sur la surface interne du premier substrat transparent conçue pour mesurer un potentiel de cellule local en une position de mesure de tension de détection à l'intérieur du dispositif électrochrome, le premier et le second gradient de résistance étant conçus pour former une région comprenant un potentiel de cellule local maximal coïncidant approximativement avec la position de mesure de tension de détection.