Teaching aid (Tetris)

CN309785834SActive Publication Date: 2026-02-10SHISHI NUODA LIGHT IND
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Patent Information

Application Number
CN202530288611.X
Authority / Receiving Office
CN · China
Patent Type
Designs(China)
Current Assignee / Owner
Filing Date
2025-05-22
Publication Date
2026-02-10
Estimated Expiration
2040-05-22

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Abstract

1. Name of the designed product: teaching aid (Tetris). 2. Use of the designed product: for teaching aids. 3. Design features of the designed product: in the combination of shape and pattern. 4. Picture or photo best indicating the design features: Design 1, perspective view 1. 5. Design 1 is designated as the basic design.
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