CN214445577U - 抛光垫修整器用支撑座及抛光垫修整器 - Google Patents
抛光垫修整器用支撑座及抛光垫修整器 Download PDFInfo
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- CN214445577U CN214445577U CN202023123533.9U CN202023123533U CN214445577U CN 214445577 U CN214445577 U CN 214445577U CN 202023123533 U CN202023123533 U CN 202023123533U CN 214445577 U CN214445577 U CN 214445577U
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- Prior art keywords
- polishing pad
- supporting seat
- dresser
- groove
- seat body
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- Grinding-Machine Dressing And Accessory Apparatuses (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
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CN202023123533.9U CN214445577U (zh) | 2020-12-22 | 2020-12-22 | 抛光垫修整器用支撑座及抛光垫修整器 |
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CN202023123533.9U CN214445577U (zh) | 2020-12-22 | 2020-12-22 | 抛光垫修整器用支撑座及抛光垫修整器 |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder |
Address after: 321000 south side of Building 1, No. 2688, south 2nd Ring West Road, qiubin street, Wucheng District, Jinhua City, Zhejiang Province Patentee after: Jinhua Bolante New Material Co.,Ltd. Address before: 321000 south side of Building 1, No. 2688, south 2nd Ring West Road, qiubin street, Wucheng District, Jinhua City, Zhejiang Province Patentee before: Jinhua Bolante Electronic Materials Co.,Ltd. |
|
CP01 | Change in the name or title of a patent holder | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Support seat for polishing pad dresser and polishing pad dresser Effective date of registration: 20220621 Granted publication date: 20211022 Pledgee: Bank of Jinhua Limited by Share Ltd. science and Technology Branch Pledgor: Jinhua Bolante New Material Co.,Ltd. Registration number: Y2022330001022 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230807 Granted publication date: 20211022 Pledgee: Bank of Jinhua Limited by Share Ltd. science and Technology Branch Pledgor: Jinhua Bolante New Material Co.,Ltd. Registration number: Y2022330001022 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right |