| Title of Invention | LIQUID-CRYSTAL VOLTAGE INDICATOR |
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| Abstract | The subject of the invention is a liquid crystal indicator of voltage presence in electric conductors and equipment. The device is used to indicate the presence of an AC voltage, especially in medium and high voltage systems. The indicator according to the invention comprises two substrate layers on which conducting layers are deposited, and a terminal being an external electric output of the indicator is connected to the layer. A structure containing liquid crystal is located between these layers. |
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2378-CHENP-2005 ASSIGNMENT.pdf
2378-CHENP-2005 CORRESPONDENCE OTHERS.pdf
2378-CHENP-2005 CORRESPONDENCE PO.pdf
2378-CHENP-2005 DESCRIPTION (COMPLETE).pdf
2378-CHENP-2005 POWER OF ATTORNEY.pdf
| Patent Number | 234998 | ||||||||||||
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| Indian Patent Application Number | 2378/CHENP/2005 | ||||||||||||
| PG Journal Number | 29/2009 | ||||||||||||
| Publication Date | 17-Jul-2009 | ||||||||||||
| Grant Date | 24-Jun-2009 | ||||||||||||
| Date of Filing | 23-Sep-2005 | ||||||||||||
| Name of Patentee | ABB RESEARCH LTD., | ||||||||||||
| Applicant Address | AFFOLTERNSTRASSE 44, CH 8050 ZURICH | ||||||||||||
Inventors:
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| PCT International Classification Number | G01R | ||||||||||||
| PCT International Application Number | PCT/PL04/00004 | ||||||||||||
| PCT International Filing date | 2004-02-02 | ||||||||||||
PCT Conventions:
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