Patent Assignment
Reel/Frame 014662/0914
Change of Name
Recorded: 2004-05-25
Pages: 12
Assignor
ZIMPRO PASSAVANT ENVIRONMENTAL SYSTEMS, INC.
Executed: 1996-02-10
Assignee
ZIMPRO ENVIRONMENTAL, INC.
301 W. MILLITARY ROAD, ROTHSCHILD, WISCONSIN, 54474
Covered Property
(1)
Two-Stage Anaerobic/Aerobic Treatment Process
Patent:
4,919,815 →
Application:
07/306,195 →
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger
May 25, 2004
From: ZIMPRO ENVIRONMENTAL, INC.
To: U.S. FILTER/ZIMPRO, INC.
Reel/Frame 014662/0938 →
Release of Security Interest
May 26, 2004
From: M&I MARSHALL & ILSLEY BANK
To: ZIMPRO PASSAVANT ENVIRONMENTAL SYSTEMS, INC.
Reel/Frame 014669/0683 →
Release of Security Interest
May 26, 2004
From: M&I MARSHALL & IISLEY BANK
To: ZIMPRO PASSAVANT ENVIRONMENTAL SYSTEMS, INC.
Reel/Frame 014669/0687 →
Release of Security Interest
May 26, 2004
From: M&I MARSHALL & ILSLEY BANK
To: ZIMPRO PASSAVANT ENVIRONMENTAL SYSTEMS, INC.
Reel/Frame 014669/0691 →
Merger
Oct 27, 2006
From: U.S. FILTER/ZIMPRO, INC.
To: SIEMENS WATER TECHNOLOGIES CORP.
Reel/Frame 018442/0407 →