Chain Tay Technology Co., Ltd.

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Patent Activity in the Last 10 Years

Technologies

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
D460070 Portable keyboardJul 17, 01Jul 09, 02[1402]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6690353 Portable computer input deviceExpiredJun 20, 01Feb 10, 04[G09G, G06F]
2002/0158,603 Portable power supply setAbandonedMar 13, 02Oct 31, 02[H02J]
2002/0101,405 Foldable input deviceAbandonedJan 26, 01Aug 01, 02[G09G]

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