Calculator with maze game
Latest Eric Beare Associates Limited Patents:
Description
Claims
The ornamental design for a calculator with maze game, as shown.
Referenced Cited
U.S. Patent Documents
| D245436 | August 16, 1977 | Zelenko |
| D261911 | November 17, 1981 | Mayuzumi |
| D275210 | August 21, 1984 | Matsumoto |
| D344748 | March 1, 1994 | Emura et al. |
| D464990 | October 29, 2002 | Bodum |
| D533894 | December 19, 2006 | Chan |
| D573630 | July 22, 2008 | Oas |
| D582969 | December 16, 2008 | Tonouchi |
| D585931 | February 3, 2009 | Palmer |
| D599842 | September 8, 2009 | Palmer |
Patent History
Patent number: D613330
Type: Grant
Filed: Jul 29, 2009
Date of Patent: Apr 6, 2010
Assignee: Eric Beare Associates Limited (Kowloon)
Inventors: Hiu Wai Ho (Kowloon), Wing Kit Lui (Kowloon)
Primary Examiner: Caron Veynar
Assistant Examiner: Garth Rademaker
Application Number: 29/340,970
Type: Grant
Filed: Jul 29, 2009
Date of Patent: Apr 6, 2010
Assignee: Eric Beare Associates Limited (Kowloon)
Inventors: Hiu Wai Ho (Kowloon), Wing Kit Lui (Kowloon)
Primary Examiner: Caron Veynar
Assistant Examiner: Garth Rademaker
Application Number: 29/340,970
Classifications