CN202428311U - 研磨头和研磨装置 - Google Patents
研磨头和研磨装置 Download PDFInfo
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- CN202428311U CN202428311U CN2011205714300U CN201120571430U CN202428311U CN 202428311 U CN202428311 U CN 202428311U CN 2011205714300 U CN2011205714300 U CN 2011205714300U CN 201120571430 U CN201120571430 U CN 201120571430U CN 202428311 U CN202428311 U CN 202428311U
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- lapping liquid
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
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CN2011205714300U CN202428311U (zh) | 2011-12-30 | 2011-12-30 | 研磨头和研磨装置 |
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CN2011205714300U CN202428311U (zh) | 2011-12-30 | 2011-12-30 | 研磨头和研磨装置 |
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CN202428311U true CN202428311U (zh) | 2012-09-12 |
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CN2011205714300U Expired - Fee Related CN202428311U (zh) | 2011-12-30 | 2011-12-30 | 研磨头和研磨装置 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110253426A (zh) * | 2019-06-26 | 2019-09-20 | 长江存储科技有限责任公司 | 研磨头及化学机械研磨装置 |
CN112828760A (zh) * | 2019-11-22 | 2021-05-25 | 夏泰鑫半导体(青岛)有限公司 | 研磨头以及具有该研磨头的化学机械研磨装置 |
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2011
- 2011-12-30 CN CN2011205714300U patent/CN202428311U/zh not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110253426A (zh) * | 2019-06-26 | 2019-09-20 | 长江存储科技有限责任公司 | 研磨头及化学机械研磨装置 |
CN112828760A (zh) * | 2019-11-22 | 2021-05-25 | 夏泰鑫半导体(青岛)有限公司 | 研磨头以及具有该研磨头的化学机械研磨装置 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: SEMICONDUCTOR MANUFACTURING INTERNATIONAL (BEIJING Free format text: FORMER OWNER: SEMICONDUCTOR MANUFACTURING INTERNATIONAL (SHANGHAI) CORPORATION Effective date: 20130424 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 201203 PUDONG NEW AREA, SHANGHAI TO: 100176 DAXING, BEIJING |
|
TR01 | Transfer of patent right |
Effective date of registration: 20130424 Address after: 100176 No. 18, Wenchang Avenue, Beijing economic and Technological Development Zone, Beijing Patentee after: Semiconductor Manufacturing International (Beijing) Corporation Address before: 201203 Shanghai City, Pudong New Area Zhangjiang Road No. 18 Patentee before: Semiconductor Manufacturing International (Shanghai) Corporation |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120912 Termination date: 20181230 |
|
CF01 | Termination of patent right due to non-payment of annual fee |