CN204801309U - 金属识别层白板 - Google Patents
金属识别层白板 Download PDFInfo
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- CN204801309U CN204801309U CN201520338900.7U CN201520338900U CN204801309U CN 204801309 U CN204801309 U CN 204801309U CN 201520338900 U CN201520338900 U CN 201520338900U CN 204801309 U CN204801309 U CN 204801309U
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Application Number | Priority Date | Filing Date | Title |
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CN201520338900.7U CN204801309U (zh) | 2015-05-24 | 2015-05-24 | 金属识别层白板 |
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CN201520338900.7U CN204801309U (zh) | 2015-05-24 | 2015-05-24 | 金属识别层白板 |
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CN204801309U true CN204801309U (zh) | 2015-11-25 |
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CN201520338900.7U Active CN204801309U (zh) | 2015-05-24 | 2015-05-24 | 金属识别层白板 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN115008928A (zh) * | 2021-03-03 | 2022-09-06 | 北京思维实创科技股份有限公司 | 一种智慧黑板的书写板材料 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115008928A (zh) * | 2021-03-03 | 2022-09-06 | 北京思维实创科技股份有限公司 | 一种智慧黑板的书写板材料 |
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Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20160912 Address after: 100098, No. 2, building 18, North Third Ring Road, Haidian District, Beijing, 803-3 Patentee after: Tian Xuesong Address before: 100098, No. 2, building 18, North Third Ring Road, Haidian District, Beijing, 803-3 Patentee before: BEIJING TSTUDY SCIENCE & TECHNOLOGY CO., LTD. |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20180523 Address after: 100029 Beijing Chaoyang District Beichen West Road 69, Junfeng Huating D block 1012 Patentee after: Beijing Chi Lu Management Consulting Co., Ltd. Address before: 100098 Haidian District, Beijing, North Third Ring Road 18, 2, building 803-3. Patentee before: Tian Xuesong |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20200722 Address after: No.1108, 11th floor, Gaode building, No.10 Huayuan East Road, Haidian District, Beijing 100083 Patentee after: BEIJING TSTUDY TECHNOLOGY Co.,Ltd. Address before: 100029 Beijing Chaoyang District Beichen West Road 69, Junfeng Huating D block 1012 Patentee before: BEIJING QILU MANAGEMENT CONSULTING Co.,Ltd. |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20211021 Address after: 100044 04-758, floor 8, No. 18, Zhongguancun Street, Haidian District, Beijing Patentee after: BEIJING QILU MANAGEMENT CONSULTING Co.,Ltd. Address before: 100083 no.1108, 11th floor, Gaode building, No.10 Huayuan East Road, Haidian District, Beijing Patentee before: BEIJING TSTUDY TECHNOLOGY Co.,Ltd. |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20220418 Address after: 100083 no.1108, 11th floor, Gaode building, No.10 Huayuan East Road, Haidian District, Beijing Patentee after: BEIJING TSTUDY TECHNOLOGY CO.,LTD. Address before: 100044 04-758, floor 8, No. 18, Zhongguancun Street, Haidian District, Beijing Patentee before: BEIJING QILU MANAGEMENT CONSULTING Co.,Ltd. |