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Coupling self-locking hook
D556550 Coupling self-locking hook
Patent Drawings:Drawing: D556550-2    Drawing: D556550-3    Drawing: D556550-4    Drawing: D556550-5    Drawing: D556550-6    
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(5 images)

Inventor: Hung
Date Issued: December 4, 2007
Application: D/263,438
Filed: July 24, 2006
Inventors: Hung; Steven (Taichung Industrial Park, Taichung County 407, TW)
Primary Examiner: Nelson; T. Chase
Assistant Examiner: Lohr; Barbara Blanton
Attorney Or Agent: Troxell Law Office, PLLC
U.S. Class: D8/367
Field Of Search: D8/367; D8/354; D8/363; D8/370; 40/642.01; 211/59.1; 211/70.6; 248/220.41; 248/220.43; 248/222.12; 248/304; 248/489; D21/731; 294/82.17; 294/82.19
International Class: 0805
U.S Patent Documents: D209917; D241118; 4121867; 4206940; D259540; D264934; D281222; D281483; D283673; D496256; D502089; D502389
Foreign Patent Documents:
Other References:

Claim: CLAIM I claim the ornamental design for a coupling self-locking hook, as shown and described.
Description: FIG. 1 is a front elevation view thereof.

FIG. 2 is a rear elevation view thereof.

FIG. 3 is a left side view thereof.

FIG. 4 is a right side view thereof.

FIG. 5 is a top plan view thereof.

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a perspective view of a coupling self-locking hook showing my new design.

FIG. 8 shows the present invention in condition of use; and,

FIG. 9 shows the present invention in another condition of use.

The broken line showing of environmental structure is for illustrative purposes only and forms no part of the claimed design.

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