Patent
   D483660
Priority
Sep 13 2002
Filed
Sep 13 2002
Issued
Dec 16 2003
Expiry
Dec 16 2017
Assg.orig
Entity
unknown
6
10
n/a
The ornamental design for a safety washer, as shown and described.

FIG. 1 is a front perspective view of the safety washer showing my new design;

FIG. 2 is a front view of the safety washer of FIG. 1, the opposite rear view being identical;

FIG. 3 is a left side view of the safety washer of FIG. 1, the opposite right side view being identical;

FIG. 4 is a top plan view of the safety washer of FIG. 1; and,

FIG. 5 is a bottom plan view of the safety washer of FIG. 1.

Cheng, Chun Chor

Patent Priority Assignee Title
11867222, Jun 11 2018 Hybrid washer
D654348, Apr 20 2010 Converter plate
D658978, Aug 04 2011 APEXOEM, INC Detent washer
D899905, Jun 07 2018 Concealment cap for cable tensioning mechanism
D918020, Jun 07 2018 Concealment cap for cable tensioning mechanism
ER1942,
Patent Priority Assignee Title
3422721,
3588133,
3606357,
4788807, May 01 1986 Fastening plate for facilitating installation of rubber roof covering
5082412, Dec 03 1990 ABLECO, L L C , AS AGENT Roofing washer
5199838, Dec 19 1991 Nut for use on roadways, runways, in reinforced concrete construction, and the like
5904459, Jun 03 1997 Motorola Inc.; Motorola, Inc Fastener apparatus and system with self-setting torque and over-torque protection
6422796, Apr 12 1999 Insulation fastener disk
D269852, Mar 21 1980 Perma-Tite AB Lock washer
D427549, Mar 05 1999 Motorcycle dash panel washer
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Sep 02 2002CHENG, CHUN CHORWING SUN METAL PRODUCTS LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0132980124 pdf
Sep 13 2002Wing Sun Metal Products Ltd.(assignment on the face of the patent)
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