Handle door lock
Description
The broken lines are for illustrative purpose only and form no part of the claimed design.
Claims
The ornamental design for a handle door lock, as shown and described.
Referenced Cited
U.S. Patent Documents
| 4972691 | November 27, 1990 | Knight |
| D351982 | November 1, 1994 | Chen |
| D365976 | January 9, 1996 | Chiu |
| 6298698 | October 9, 2001 | Nakajima et al. |
| 6378344 | April 30, 2002 | Gartner |
| 6575009 | June 10, 2003 | Shiokawa |
| 6733050 | May 11, 2004 | Yao |
| D545662 | July 3, 2007 | Lu |
| D545666 | July 3, 2007 | Manton |
| D551057 | September 18, 2007 | Min |
| D570188 | June 3, 2008 | Luo |
Patent History
Patent number: D578374
Type: Grant
Filed: Nov 19, 2007
Date of Patent: Oct 14, 2008
Assignee: Unipass Co., Ltd. (Gyeonggi-do)
Inventor: Gab Sik Kim (Seoul)
Primary Examiner: Prabhakar Deshmukh
Attorney: Vangelis Economou IPHorgan, Ltd.
Application Number: 29/293,362
Type: Grant
Filed: Nov 19, 2007
Date of Patent: Oct 14, 2008
Assignee: Unipass Co., Ltd. (Gyeonggi-do)
Inventor: Gab Sik Kim (Seoul)
Primary Examiner: Prabhakar Deshmukh
Attorney: Vangelis Economou IPHorgan, Ltd.
Application Number: 29/293,362
Classifications
Current U.S. Class:
D8/331;
D8/302