IP Library Assignment 018940/0319
Patent Assignment
Reel/Frame 018940/0319

Merger

Recorded: 2007-02-28 Pages: 6
Assignor
U.S. FILTER WASTEWATER GROUP, INC.
Executed: 2006-08-04
Assignee
SIEMENS WATER TECHNOLOGIES CORP.
181 THORN HILL ROAD, WARRENDALE, PENNSYLVANIA, 15086
Covered Properties (2)
Method of cleaning membrane modules
Application: 10/774,041 →
Publication: US 2004/0217053
Apparatus and method for cleaning membrane filtration modules
Application: 11/025,418 →
Publication: US 2005/0109692
Related Assignments (2)
Other recorded transfers of the patents in this record — the chain of ownership.
Merger Apr 12, 2011
From: SIEMENS WATER TECHNOLOGIES CORP.
To: SIEMENS WATER TECHNOLOGIES HOLDING CORP.
Reel/Frame 026111/0973 →
Merger Apr 15, 2011
From: SIEMENS WATER TECHNOLOGIES HOLDING CORP.
To: SIEMENS INDUSTRY, INC.
Reel/Frame 026138/0605 →