Patent Assignment
Reel/Frame 008295/0261
Assignment of Assignor's Interest
Recorded: 1997-01-08
Pages: 2
Assignors
EISCHEN, FREDERICK W.
Executed: 1996-06-11
UBAN, STEPHEN A.
Executed: 1996-06-11
MAXSON, RICHARD C.
Executed: 1996-06-11
Assignee
WHEELABRATOR WATER TECHNOLOGIES INC.
1950 OLD HIGHWAY EIGHT, NEW BRIGHTON, MINNESOTA, 55112
Covered Property
(1)
Lateral Member Assembly for Underdrain Lateral System
Patent:
5,618,426 →
Application:
08/490,656 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Sep 17, 2001
From: IP HOLDING COMPANY
To: UNITED STATES FILTER CORPORATION
Reel/Frame 012166/0579 →
Assignment of Assignor's Interest
Sep 17, 2001
From: WHEELABRATOR WATER TECHNOLOGIES, INC.
To: IP HOLDING COMPANY
Reel/Frame 012166/0582 →
Assignment of Assignor's Interest
Apr 13, 2005
From: UNITED STATES FILTER CORPORATION
To: WEATHERFORD/LAMB, INC.
Reel/Frame 015886/0943 →
Assignment of Assignor's Interest
Mar 1, 2013
From: WEATHERFORD/LAMB, INC.
To: JOHNSON SCREENS, INC.
Reel/Frame 029903/0827 →