CN208158345U - 油田油井电动机节能器 - Google Patents
油田油井电动机节能器 Download PDFInfo
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- CN208158345U CN208158345U CN201820725711.9U CN201820725711U CN208158345U CN 208158345 U CN208158345 U CN 208158345U CN 201820725711 U CN201820725711 U CN 201820725711U CN 208158345 U CN208158345 U CN 208158345U
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CN201820725711.9U CN208158345U (zh) | 2018-05-16 | 2018-05-16 | 油田油井电动机节能器 |
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CN201820725711.9U CN208158345U (zh) | 2018-05-16 | 2018-05-16 | 油田油井电动机节能器 |
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CN208158345U true CN208158345U (zh) | 2018-11-27 |
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CN201820725711.9U Expired - Fee Related CN208158345U (zh) | 2018-05-16 | 2018-05-16 | 油田油井电动机节能器 |
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CN (1) | CN208158345U (zh) |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20200612 Address after: Room 503, unit 3, building 8, North China Petroleum Transportation community, South Huizhan Road, Renqiu City, Cangzhou City, Hebei Province Co-patentee after: Sun Changyong Patentee after: Zhang Boxing Co-patentee after: Xie Yizhi Co-patentee after: Zhang Ziping Address before: 325036 No. 3, Building 2, Shamen North Road, Wutian Street, Ouhai District, Wenzhou City, Zhejiang Province (Third Floor) Patentee before: WENZHOU CHONGYA ELECTRONIC SCIENCE & TECHNOLOGY Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20200630 Address after: 062550 South District of Yanling Industrial Park, Renqiu City, Cangzhou City, Hebei Province (northwest of xiaolizhuang village and west of Huizhan South Road) Patentee after: Renqiu Jiyuan electromechanical Co., Ltd Address before: Room 503, unit 3, building 8, North China Petroleum Transportation community, South Huizhan Road, Renqiu City, Cangzhou City, Hebei Province Co-patentee before: Sun Changyong Patentee before: Zhang Boxing Co-patentee before: Xie Yizhi Co-patentee before: Zhang Ziping |
|
TR01 | Transfer of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181127 Termination date: 20210516 |
|
CF01 | Termination of patent right due to non-payment of annual fee |