Double-sided puzzle
The double-sided puzzle is substantially flat and the undisclosed thickness and the depth form no part of the claimed design.
Claims
The ornamental design for a double-sided puzzle as shown and described.
| 3638947 | February 1972 | Hardesty |
| D228299 | September 1973 | Jones |
| D265919 | August 24, 1982 | Spiecker |
| D320050 | September 17, 1991 | Mannino |
| D353415 | December 13, 1994 | Mitchell |
| 5481841 | January 9, 1996 | Osborn |
| 5520388 | May 28, 1996 | Osborn |
| 5619830 | April 15, 1997 | Osborn |
| 5692749 | December 2, 1997 | Vogeler |
| 6305688 | October 23, 2001 | Waroway |
| 7284757 | October 23, 2007 | Geissler |
| 7637688 | December 29, 2009 | Riccobene |
| 7674067 | March 9, 2010 | Riccobene |
| 8490976 | July 23, 2013 | Salgado |
| D739476 | September 22, 2015 | Linden |
| D754801 | April 26, 2016 | Fox |
| D759166 | June 14, 2016 | Fox |
| D917629 | April 27, 2021 | Plotkin-Swing |
| D919714 | May 18, 2021 | Plotkin-Swing |
| D951363 | May 10, 2022 | Plotkin-Swing |
| D989190 | June 13, 2023 | Schlapik |
| 20050093232 | May 5, 2005 | Stout |
| 20100194041 | August 5, 2010 | Salgado |
| 20110095478 | April 28, 2011 | Juenger |
| 20120049451 | March 1, 2012 | Juenger |
| 20130295548 | November 7, 2013 | Brazier |
| 20140124472 | May 8, 2014 | Radvanyi |
| 20150182870 | July 2, 2015 | Mohanty |
| 20210387083 | December 16, 2021 | Cholewa |
- Double-Sided Educational Puzzles . Date Posted: Sep. 28, 2022. Retrieved from internet: <https://www.amazon.ca/Colorful-Educational-Double-Sided-Hexagonal-Pictures/dp/B0BGQHMT2R/> [site visited Oct. 23, 2024] (Year: 2022).
- Double-Sided Educational Puzzles . Earliest Review Date: Nov. 4, 2023. Retrieved from internet: <https://www.etsy.com/listing/1520573975/the-hat-puzzle-set-stem-tiles-einstein> [site visited Dec. 17, 2024] (Year: 2023).
Type: Grant
Filed: Aug 21, 2024
Date of Patent: Aug 12, 2025
Inventor: Chunli Du (Ganzhou)
Primary Examiner: Ian Simmons
Assistant Examiner: Yuan Yuan
Application Number: 29/958,651