Multiplication teaching aid

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Description

FIG. 1 is a front, right and top perspective view of a multiplication teaching aid, showing my new design;

FIG. 2 is a rear, left and bottom perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof;

FIG. 9 is a front, right and top perspective view of a multiplication teaching aid in a detached status; and,

FIG. 10 is a front view of the multiplication teaching aid in a use status.

Claims

The ornamental design for a multiplication teaching aid, as shown and described.

Referenced Cited
U.S. Patent Documents
422612 March 1890 Neuhatjs
604963 May 1898 Breinl
1023586 April 1912 Mullins
1233544 July 1917 Bissey
2654164 October 1953 Seidenberg
3003256 October 1961 Bernstein
3403460 October 1968 Barrows
4233757 November 18, 1980 Narcise
5120226 June 9, 1992 Tsai
5423682 June 13, 1995 Hildebrandt
20030148250 August 7, 2003 Walker
20180114462 April 26, 2018 LeMasters
20240295897 September 5, 2024 Liu
Foreign Patent Documents
3646537 May 2007 CN
307171054 March 2022 CN
3017010 May 2004 GB
4044754 May 2016 GB
D1236140 April 2005 JP
300377586.0000 March 2005 KR
300601943.0000 June 2011 KR
Other references
  • Xinhelan Wooden Math Multiplication Board Game_Amazon.com, [date first available (from a review): Aug. 12, 2023], [date found online: Mar. 1, 2025], https://www.amazon.com/Multiplication-Montessori-Children-Counting-Educational/product-reviews/B0BFHJJYMB (Year: 2025).
Patent History
Patent number: D1072044
Type: Grant
Filed: Nov 14, 2022
Date of Patent: Apr 22, 2025
Inventor: Chaomeng Liu (Shijiazhuang)
Primary Examiner: Shawn T Gingrich
Assistant Examiner: Katherine E Morris
Application Number: 29/859,846