Chair back frame
Latest Zhongshan Shi Songlin Furniture Co., Ltd Patents:
Description
Claims
The ornamental design for a chair back frame, as shown and described.
Referenced Cited
U.S. Patent Documents
D540578 | April 17, 2007 | Chen |
D540580 | April 17, 2007 | Su |
D545076 | June 26, 2007 | Dallmann et al. |
D558994 | January 8, 2008 | Machael et al. |
D579695 | November 4, 2008 | Wu |
D580198 | November 11, 2008 | Wu |
D580199 | November 11, 2008 | Su |
D641573 | July 19, 2011 | Tsai |
D645683 | September 27, 2011 | Chen |
D650617 | December 20, 2011 | Chen |
D652223 | January 17, 2012 | Fujita |
D652646 | January 24, 2012 | Fujita |
20030001425 | January 2, 2003 | Koepke et al. |
Patent History
Patent number: D687660
Type: Grant
Filed: Jun 5, 2012
Date of Patent: Aug 13, 2013
Assignee: Zhongshan Shi Songlin Furniture Co., Ltd (Zhongshan)
Inventor: Tsai Hsuan-Chin (Chai-Yi Hsien)
Primary Examiner: Mimosa De
Application Number: 29/423,805
Type: Grant
Filed: Jun 5, 2012
Date of Patent: Aug 13, 2013
Assignee: Zhongshan Shi Songlin Furniture Co., Ltd (Zhongshan)
Inventor: Tsai Hsuan-Chin (Chai-Yi Hsien)
Primary Examiner: Mimosa De
Application Number: 29/423,805
Classifications
Current U.S. Class:
D6/716.4;
D6/366