Writing board
Description
1. Writing board
Claims
The ornamental design for a writing board, as shown and described.
Referenced Cited
U.S. Patent Documents
| 1674716 | June 1928 | Craft |
| 3336682 | August 1967 | Genin |
| 4254569 | March 10, 1981 | Janik |
| D300149 | March 7, 1989 | Yamada |
| D300150 | March 7, 1989 | Ishii |
| 6917442 | July 12, 2005 | Eguchi |
| D627394 | November 16, 2010 | Nakayama |
| D671170 | November 20, 2012 | Udagawa |
| D791232 | July 4, 2017 | Terada |
| D853134 | July 9, 2019 | Zhang |
| D864296 | October 22, 2019 | Park |
| D865065 | October 29, 2019 | Georgiadis |
| D896192 | September 15, 2020 | Ren |
| D897432 | September 29, 2020 | Florin |
Patent History
Patent number: D926878
Type: Grant
Filed: Jul 1, 2019
Date of Patent: Aug 3, 2021
Inventor: Adriano Alexandre Oliveira Pereira (Esmoriz)
Primary Examiner: Michael A. Pratt
Application Number: 35/508,280
Type: Grant
Filed: Jul 1, 2019
Date of Patent: Aug 3, 2021
Inventor: Adriano Alexandre Oliveira Pereira (Esmoriz)
Primary Examiner: Michael A. Pratt
Application Number: 35/508,280
Classifications
Current U.S. Class:
D19/113
