Separable tetrahedral icosahedron block
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Description
Claims
The ornamental design for a separable tetrahedral icosahedron block, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
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Patent History
Patent number: D968521
Type: Grant
Filed: Oct 13, 2021
Date of Patent: Nov 1, 2022
Assignee: (Chicago, IL)
Inventor: T. Dashon Howard (Chicago, IL)
Primary Examiner: Cynthia M. Chin
Application Number: 29/811,309
Type: Grant
Filed: Oct 13, 2021
Date of Patent: Nov 1, 2022
Assignee: (Chicago, IL)
Inventor: T. Dashon Howard (Chicago, IL)
Primary Examiner: Cynthia M. Chin
Application Number: 29/811,309
Classifications
Current U.S. Class:
Curved Or Folded (D21/492)