Writing board
Latest TaiChang Boardstar Office Supplies Co., Ltd. Patents:
Description
Claims
The ornamental design for a writing board, as shown and described.
Referenced Cited
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Patent History
Patent number: D872800
Type: Grant
Filed: May 18, 2018
Date of Patent: Jan 14, 2020
Assignee: TaiChang Boardstar Office Supplies Co., Ltd. (SuZhou)
Inventor: Hongbiao Kan (Jiangsu)
Primary Examiner: Elizabeth A. Albert
Application Number: 29/648,066
Type: Grant
Filed: May 18, 2018
Date of Patent: Jan 14, 2020
Assignee: TaiChang Boardstar Office Supplies Co., Ltd. (SuZhou)
Inventor: Hongbiao Kan (Jiangsu)
Primary Examiner: Elizabeth A. Albert
Application Number: 29/648,066
Classifications
Current U.S. Class:
D19/113