CN2543132Y - 新型加密键盘 - Google Patents
新型加密键盘 Download PDFInfo
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- CN2543132Y CN2543132Y CN 02233766 CN02233766U CN2543132Y CN 2543132 Y CN2543132 Y CN 2543132Y CN 02233766 CN02233766 CN 02233766 CN 02233766 U CN02233766 U CN 02233766U CN 2543132 Y CN2543132 Y CN 2543132Y
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Abstract
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Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 02233766 CN2543132Y (zh) | 2002-05-16 | 2002-05-16 | 新型加密键盘 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN 02233766 CN2543132Y (zh) | 2002-05-16 | 2002-05-16 | 新型加密键盘 |
Publications (1)
Publication Number | Publication Date |
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CN2543132Y true CN2543132Y (zh) | 2003-04-02 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN 02233766 Expired - Fee Related CN2543132Y (zh) | 2002-05-16 | 2002-05-16 | 新型加密键盘 |
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CN (1) | CN2543132Y (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103473517A (zh) * | 2013-09-05 | 2013-12-25 | 天津科技大学 | 一种密码防盗随机变化数字键盘 |
CN105957272A (zh) * | 2016-06-15 | 2016-09-21 | 西南大学 | 密码防盗键盘及密码防盗方法 |
-
2002
- 2002-05-16 CN CN 02233766 patent/CN2543132Y/zh not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103473517A (zh) * | 2013-09-05 | 2013-12-25 | 天津科技大学 | 一种密码防盗随机变化数字键盘 |
CN105957272A (zh) * | 2016-06-15 | 2016-09-21 | 西南大学 | 密码防盗键盘及密码防盗方法 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: ROOM 205, DEHENG BUSINESS CENTER, NO. 2, BEITAIPIN Free format text: FORMER NAME OR ADDRESS: ROOM 401, UNIT 6, BUILDING 2, NEI, * YARD, BUILDING 27, WANGZHUANG ROAD, HAIDIAN DISTRICT, BEIJING CITY, 100080 |
|
CP03 | Change of name, title or address |
Patentee address after: 205, room 100088, Tak Executive Hotel, 2 North Taiping Road, Beijing, Haidian District Patentee address before: 100080 Beijing city Haidian District Wangzhuang Road No. 27 hospital building 2 unit 6 Room 401 |
|
C57 | Notification of unclear or unknown address | ||
DD01 | Delivery of document by public notice |
Addressee: Fan Mingyan Document name: Notification of Termination of Patent Right |
|
C19 | Lapse of patent right due to non-payment of the annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |