Dual rotor mini toy helicopter
Description
Claims
The ornamental design for a dual rotor mini toy helicopter, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
D546269 | July 10, 2007 | Van de Rostyne et al. |
D548803 | August 14, 2007 | Zimet |
20060121819 | June 8, 2006 | Isawa |
20060231677 | October 19, 2006 | Zimet et al. |
20070012818 | January 18, 2007 | Miyazawa et al. |
20070105475 | May 10, 2007 | Gotou et al. |
20070164149 | July 19, 2007 | Van de Rostyne |
000905724.0001 | March 2008 | EM |
0703120.4M001 | February 2008 | HK |
0800077.0 | March 2008 | HK |
Patent History
Patent number: D629467
Type: Grant
Filed: Apr 24, 2008
Date of Patent: Dec 21, 2010
Inventor: Muxiong Cai (Shanton City, Guangdong Province)
Primary Examiner: Catherine Tuttle
Attorney: Frederick Gotha
Application Number: 29/307,505
Type: Grant
Filed: Apr 24, 2008
Date of Patent: Dec 21, 2010
Inventor: Muxiong Cai (Shanton City, Guangdong Province)
Primary Examiner: Catherine Tuttle
Attorney: Frederick Gotha
Application Number: 29/307,505
Classifications
Current U.S. Class:
Helicopter (D21/442)