Patent
   D424156
Priority
Apr 13 1998
Filed
Apr 13 1998
Issued
May 02 2000
Expiry
May 02 2014
Assg.orig
Entity
unknown
3
8
n/a
The ornamental design for an industrial or muncipal water clarifier, as shown and described.

FIG. 1 is a front view of an industrial or municipal water clarifier;

FIG. 2 is a back view;

FIG. 3 is a left-side view, the right-side view being a mirror image thereof;

FIG. 4 is a top view;

FIG. 5 is a perspective view in which the clarifier is shown with a radial trough;

FIG. 6 is a perspective view in which the clarifier is shown with a peripheral trough;

FIG. 7 is a perspective view in which the clarifier is shown with a helical weir; and,

FIG. 8 is a perspective view of an alternate embodiment of the design in a clarifier utilizing multiple drop boxes.

The broken lines in the figures indicate possible types of observation decks and troughs or weirs that may be used with but do not form part of the design as claimed.

Fassbender, John J., Phillips, Daniel H., Young, Deanna F.

Patent Priority Assignee Title
D920464, Jul 10 2017 Unified Science, LLC Funnel apparatus
ER7508,
ER870,
Patent Priority Assignee Title
1890712,
1895468,
1908102,
2071320,
3173866,
4341643, Jun 30 1980 Settling tanks for waste disposal
5804062, Oct 05 1994 Water treatment plant with clarifier and peripheral filter
227238,
////
Executed onAssignorAssigneeConveyanceFrameReelDoc
Apr 13 1998Chicago Bridge & Iron Company(assignment on the face of the patent)
May 12 1998PHILLIPS, DANIEL H CHICAGO BRIDGE & IRON COMPANY, A DELAWARE CORPORATIONASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0092390014 pdf
May 12 1998YOUNG, DEANNA F CHICAGO BRIDGE & IRON COMPANY, A DELAWARE CORPORATIONASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0092390014 pdf
May 18 1998FASSBENDER, JOHN J CHICAGO BRIDGE & IRON COMPANY, A DELAWARE CORPORATIONASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0092390014 pdf
n/a
Date Maintenance Fee Events


n/a
Date Maintenance Schedule