CN203766304U - 直液式防漏防滑教学笔 - Google Patents
直液式防漏防滑教学笔 Download PDFInfo
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- CN203766304U CN203766304U CN201420125279.1U CN201420125279U CN203766304U CN 203766304 U CN203766304 U CN 203766304U CN 201420125279 U CN201420125279 U CN 201420125279U CN 203766304 U CN203766304 U CN 203766304U
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- 239000007788 liquid Substances 0.000 title claims abstract description 14
- 239000011347 resin Substances 0.000 claims abstract description 8
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- 229920000742 Cotton Polymers 0.000 claims description 6
- 230000003139 buffering effect Effects 0.000 abstract 4
- 239000000976 ink Substances 0.000 description 23
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Application Number | Priority Date | Filing Date | Title |
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CN201420125279.1U CN203766304U (zh) | 2014-03-13 | 2014-03-13 | 直液式防漏防滑教学笔 |
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CN201420125279.1U CN203766304U (zh) | 2014-03-13 | 2014-03-13 | 直液式防漏防滑教学笔 |
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CN203766304U true CN203766304U (zh) | 2014-08-13 |
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CN201420125279.1U Expired - Lifetime CN203766304U (zh) | 2014-03-13 | 2014-03-13 | 直液式防漏防滑教学笔 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
DD01 | Delivery of document by public notice |
Addressee: CHONGQING CENTURY WENTONG TECHNOLOGY TRADE Co.,Ltd. Document name: Notification to Pay the Fees |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20160831 Address after: 610000 Construction No. 9 South Street, Sichuan, Chengdu Patentee after: SICHUAN WINSHARE EDUCATION SCIENCE & TECHNOLOGY CO.,LTD. Patentee after: CHONGQING KANGPUDA TECHNOLOGY CO.,LTD. Address before: Haitangxi Street University Avenue 400000 Chongqing Nan'an District No. 69 Building 2 unit 1 Jolin Yazhu No. 3-5 Patentee before: CHONGQING CENTURY WENTONG TECHNOLOGY TRADE Co.,Ltd. Patentee before: SICHUAN WINSHARE EDUCATION SCIENCE & TECHNOLOGY CO.,LTD. |
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CX01 | Expiry of patent term |
Granted publication date: 20140813 |
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CX01 | Expiry of patent term |