Patent
   D421102
Priority
Feb 26 1999
Filed
Feb 26 1999
Issued
Feb 22 2000
Expiry
Feb 22 2014
Assg.orig
Entity
unknown
7
3
n/a
The ornamental design for a drain construction, as shown and described.

FIG. 1 is a perspective view of a drain construction showing my new design;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof; and,

FIG. 4 is a cross-sectional view taken along line 4--4 in FIG. 2.

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

Barnett, Ralph L.

Patent Priority Assignee Title
6865755, Jan 16 2003 Triodyne Safety Systems, LLC Interlocked drain cover
9181720, Oct 31 2011 TRIODYNE SAFETY SYSTEMS, L L C Anti-evisceration ring
9228368, Oct 31 2011 TRIODYNE SAFETY SYSTEMS, L L C Anti-limb entrapment insert
D452899, Feb 21 2001 Emergency relief drain
D501672, Aug 26 2002 Debris and toxic waste catch basin for installation in a street storm drain
D781402, Jun 11 2015 Drainpipe structure
D844116, Dec 06 2016 COFLEX S A DE C V Preform for drain installation
Patent Priority Assignee Title
1577464,
1914780,
4126404, Mar 23 1977 Self-Level Covers Aktiengesellschaft Grating
/
Executed onAssignorAssigneeConveyanceFrameReelDoc
Sep 24 2003BARNETT, RALPH L TRIODYNE SAFETY SYSTEMS, L L C ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0145800495 pdf
n/a
Date Maintenance Fee Events


n/a
Date Maintenance Schedule