Cardboard box
Description
Claims
The ornamental design for a cardboard box, as shown and described.
Referenced Cited
U.S. Patent Documents
D40728 | June 1910 | Hirschfield |
D43927 | April 1913 | Hirschfield |
3175748 | March 1965 | Flamm et al. |
D276567 | November 27, 1984 | Yoshizawa |
D364805 | December 5, 1995 | Hata |
D429460 | August 15, 2000 | Cho |
D453683 | February 19, 2002 | Kusumi et al. |
D462477 | September 3, 2002 | Osborne |
D539645 | April 3, 2007 | Chen et al. |
D552984 | October 16, 2007 | Baron |
D592068 | May 12, 2009 | Shin |
D597412 | August 4, 2009 | Kusumi |
20030234199 | December 25, 2003 | Morita et al. |
Patent History
Patent number: D623514
Type: Grant
Filed: Nov 25, 2009
Date of Patent: Sep 14, 2010
Inventors: Kunwen Du (Wuhan), Ziqiang Xin (Wuhan), Kunwu Du (Wuhan)
Primary Examiner: Susan Bennett Hattan
Assistant Examiner: Karen Acker
Attorney: Matthias Scholl P.C.
Application Number: 29/350,901
Type: Grant
Filed: Nov 25, 2009
Date of Patent: Sep 14, 2010
Inventors: Kunwen Du (Wuhan), Ziqiang Xin (Wuhan), Kunwu Du (Wuhan)
Primary Examiner: Susan Bennett Hattan
Assistant Examiner: Karen Acker
Attorney: Matthias Scholl P.C.
Application Number: 29/350,901
Classifications
Current U.S. Class:
D9/432