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Patent
   D529573
Priority
Aug 02 2004
Filed
Aug 02 2004
Issued
Oct 03 2006
Expiry
Oct 03 2020
Inventors
Henry, Cla…
Assg.orig
Environmen…
Assg.curr
Environmen…
Entity
unknown
Referenced by
9
References
6
Maint.:
n/a
The ornamental design for a sewage tank, as shown and described.

FIG. 1 is a perspective view of a sewage tank in accordance with the new design;

FIG. 2 is a front elevational view thereof; a rear elevational view being a mirror image thereof; and,

FIG. 3 is a right side elevational view thereof, a left side elevational view being a mirror image thereof.

The broken lines in the drawings are for illustrative purposes only and form no part of the claimed design.
INVENTORS:

Henry, Clark A., Daley, Paul J., Hisgrove, Graeme, Massey, Adrian

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
10907340, Jan 29 2019 Zoeller Pump Company, LLC Wastewater basin
7624892, Aug 02 2004 Environment One Corporation Sewage tanks and grinder pump systems
8297466, Aug 02 2004 Environment One Corporation Sewage tanks and grinder pump systems
8746492, Aug 02 2004 Environment One Corporation Sewage tanks and grinder pump systems
D552708, Nov 18 2005 Environment One Corporation Sewage tank
D556293, Aug 01 2005 Environment One Corporation Sewage tank
D574921, Aug 02 2004 Environment One Corporation Sewage tank flange
D651278, Apr 14 2011 Waste water treatment tank apparatus
ER9798,
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
4909393, Nov 14 1988 BERWICK MANUFACTURING, INC AN OHIO CORPORATION Container reconfiguring system
5494183, Jan 12 1990 Double wall storage tank systems having an intermittently bonded wall
5597948, Oct 24 1994 Storage tank system with independent monitoring of ribs and tank wall
6763950, Mar 31 2000 Norwalk Wastewater Equipment Company Wastewater treatment apparatus
154966,
D397763, Aug 18 1997 A. K. Industries Ribbed underground storage tank
ASSIGNMENT RECORDS    Assignment records on the USPTO
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Aug 02 2004Environment One Corporation(assignment on the face of the patent)
Oct 22 2004DALEY, PAUL J Environment One CorporationASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0153980473 pdf
Oct 22 2004HENRY, CLARK A Environment One CorporationASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0153980473 pdf
Oct 26 2004HISGROVE, GRAEMEEnvironment One CorporationASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0153980473 pdf
Oct 27 2004MASSEY, ADRIANEnvironment One CorporationASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0153980473 pdf
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