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Choi Kei Fung
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Causeway Bay, HK
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Patents Grants
last 30 patents
Information
Patent Grant
Toy vehicle track set
Patent number
10,512,852
Issue date
Dec 24, 2019
DONGGUAN SILVERLIT TOYS CO., LTD
Choi Kei Fung
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Toy reactive to a signal
Patent number
9,878,261
Issue date
Jan 30, 2018
DONGGUAN SILVERLIT TOYS, CO., LTD.
Choi Kei Fung
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Toy responsive to blowing or sound
Patent number
9,108,115
Issue date
Aug 18, 2015
Silverlit Limited
Choi Kei Fung
A63 - SPORTS GAMES AMUSEMENTS
Patents Applications
last 30 patents
Information
Patent Application
TOY VEHICLE TRACK SET
Publication number
20180256993
Publication date
Sep 13, 2018
DONGGUAN SILVERLIT TOYS, CO., LTD.
Choi Kei FUNG
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Application
TOY REACTIVE TO A SIGNAL
Publication number
20180008902
Publication date
Jan 11, 2018
DONGGUAN SILVERLIT TOYS CO., LTD.
Choi Kei Fung
A63 - SPORTS GAMES AMUSEMENTS