Books (with a three-dimensional unfolding structure)

CN309576029SActive Publication Date: 2025-10-31YUNNAN UNIVERSITY OF FINANCE AND ECONOMICS
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Patent Information

Application Number
CN202530149179.6
Authority / Receiving Office
CN · China
Patent Type
Designs(China)
Current Assignee / Owner
Priority Date
2025-03-16
Filing Date
2025-03-25
Publication Date
2025-10-31
Estimated Expiration
2040-03-25

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Abstract

1. Name of the product in this design: Book (with three-dimensional unfolding structure). 2. Intended use of this design: for use in books. 3. The key design features of this product are the combination of shape and pattern. 4. The image or photograph that best illustrates the design's key points: a 3D model.
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