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Patent
D361834
Priority
May 31 1991
Filed
Jan 25 1994
Issued
Aug 29 1995
Expiry
Aug 29 2009
Assg.orig
Entity
unknown
2
3
n/a
The ornamental design for an air scrubber unit for use in the removal of pollutants from the air , as shown and described.
FIG. 1 is a right side view of an air scrubber unit for use in removal of
pollutants from the air, showing my new design, the left side view being
identical to that shown;
FIG. 2 is a top view thereof;
FIG. 3 is a front view thereof on a reduced scale; and,
FIG. 4 is a rear view thereof.
Hunniford, David J.
Executed on Assignor Assignee Conveyance Frame Reel Doc
Jan 25 1994 Davis Water & Waste Industries, Inc. (assignment on the face of the patent) /
Aug 26 1996 DAVIS WATER & WASTE INDUSTRIES, INC U S FILTER DAVIS, INC CHANGE OF NAME SEE DOCUMENT FOR DETAILS 014624 /0615
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Oct 25 1996 U S FILTER DAVIS, INC U S FILTER DISTRIBUTION SYSTEMS, INC CHANGE OF NAME SEE DOCUMENT FOR DETAILS 014624 /0628
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Oct 31 1996 U S FILTER DISTRIBUTION SYSTEMS, INC U S FILTER DISTRIBUTION SYSTEMS, INC CHANGE OF NAME SEE DOCUMENT FOR DETAILS 014624 /0657
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Oct 31 1996 U S FILTER DISTRIBUTION SYSTEMS, INC U S FILTER DISTRIBUTION GROUP, INC CHANGE OF NAME SEE DOCUMENT FOR DETAILS 014624 /0657
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Oct 31 1996 U S FILTER DISTRIBUTION SYSTEMS, INC U S FILTER DISTRIBUTION GROUP, INC CORRECTIVE ASSIGNMENT 014653 /0014
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Aug 08 2002 U S FILTER DISTRIBUTION GROUP, INC United States Filter Corporation ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 013184 /0634
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Jul 31 2004 United States Filter Corporation USFilter Corporation ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 015093 /0586
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Sep 01 2006 USFilter Corporation SIEMENS WATER TECHNOLOGIES HOLDING CORP CHANGE OF NAME SEE DOCUMENT FOR DETAILS 019365 /0288
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