Patent
   D514621
Priority
Nov 10 2003
Filed
Nov 10 2003
Issued
Feb 07 2006
Expiry
Feb 07 2020
Assg.orig
Entity
unknown
0
20
n/a
The ornamental design for an end treatment for a ring mechanism, as shown and described.

FIG. 1 is a perspective view of an end treatment for a ring mechanism showing my new design;

FIG. 2 is an enlarged fragmentary perspective view of FIG. 1;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a right side elevation view thereof, the left side elevation view being a mirror image; and,

FIG. 5 is a bottom plan view thereof.

The broken lines shown in the drawings indicate structure and features which form no part of the claimed design.

Cheng, Hung Yu

Patent Priority Assignee Title
Patent Priority Assignee Title
3884586,
4522526, Jun 28 1982 DENNISON STATIONERY PRODUCTS COMPANY A CORP OF NY Ring mechanism for loose leaf binders and method of manufacture therefor
4813803, Oct 05 1987 ACCO Brands USA LLC Trigger mechanism for ring binder
5842807, Sep 04 1995 World Wide Stationery Manufacturing Company Limited Ring binder
5971649, Jan 26 1998 WORLD WIDE STATIONERY MANUFACTURING CO LTD Ring binder mechanism
6045286, Aug 27 1998 Hong Kong Stationery Manufacturing Co., Ltd. Metal ring binder with auxiliary springs
6146042, Jun 17 1998 World Wide Stationery Mfg. Co., Ltd.; WORLD WIDE STATIONERY MFG CO LTD Sheet retaining device and method of packaging sheet retaining devices
6217247, Dec 27 1999 World Wide Stationery Manufacturing Company Limited Ring binder mechanism
6758621, Aug 03 2001 World Wide Stationery Manufacturing Company, Ltd. Ring binder mechanism
20030026643,
20030053849,
CA98524,
D397146, Jul 23 1996 LECO STATIONERY MANUFACTURING CO , LTD Ring binder
D408851, Feb 21 1996 World Wide Stationery Manufacturing Company Limited Ring binder
D426571, Mar 31 1998 WORLDWIDE STATIONERY MFG CO , LTD Ring binder
D433445, Mar 31 1998 World Wide Stationery Mfg. Co., Ltd. Ring binder
D434071, Mar 31 1998 World Wide Stationery Mfg. Co., Ltd. Ring binder
D457559, Aug 03 2001 CARROLL HEALTHCARE INC Ring binder
D459392, Feb 27 2001 World Wide Stationery Manufacturing Company Limited Housing for a ring binder mechanism
D473897, May 11 2001 World Wide Stationery Manufacturing Company Limited Ring binder housing cover
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Nov 10 2003World Wide Stationery Manufacturing Company, Limited(assignment on the face of the patent)
Jan 15 2004CHENG, HUNG YUWorld Wide Stationery Manufacturing Company, LimitedASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0149280608 pdf
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