Coupling self-locking hook
Description
The broken line showing of environmental structure is for illustrative purposes only and forms no part of the claimed design.
Claims
I claim the ornamental design for a coupling self-locking hook, as shown and described.
Referenced Cited
U.S. Patent Documents
D209917 | January 1968 | Lelek |
D241118 | August 1976 | Schreyer |
4121867 | October 24, 1978 | Muller |
4206940 | June 10, 1980 | Altabe |
D259540 | June 16, 1981 | Svensson |
D264934 | June 15, 1982 | Brooks |
D281222 | November 5, 1985 | Faidide |
D281483 | November 26, 1985 | Faidide |
D283673 | May 6, 1986 | Berg |
D496256 | September 21, 2004 | Hong |
D502089 | February 22, 2005 | Hung |
D502389 | March 1, 2005 | Hong |
Patent History
Patent number: D556550
Type: Grant
Filed: Jul 24, 2006
Date of Patent: Dec 4, 2007
Inventor: Steven Hung (Taichung Industrial Park, Taichung County 407)
Primary Examiner: T. Chase Nelson
Assistant Examiner: Barbara Blanton Lohr
Attorney: Troxell Law Office, PLLC
Application Number: 29/263,438
Type: Grant
Filed: Jul 24, 2006
Date of Patent: Dec 4, 2007
Inventor: Steven Hung (Taichung Industrial Park, Taichung County 407)
Primary Examiner: T. Chase Nelson
Assistant Examiner: Barbara Blanton Lohr
Attorney: Troxell Law Office, PLLC
Application Number: 29/263,438
Classifications
Current U.S. Class:
D8/367