Patent Assignment
Reel/Frame 021603/0787
Assignment of Assignor's Interest
Recorded: 2008-10-01
Pages: 3
Assignee
DUBOIS CHEMICALS, INC.
1100 DUBOIS TOWER, CINCINNATI, OHIO, 45202
Covered Property
(1)
Method for Detection and Quantitative Analysis for Water Treatment Chemicals
Patent:
5,120,661 →
Application:
07/485,867 →
Related Assignments
(7)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Jul 11, 1991
From: DUBOIS CHEMICALS, INC., A CORPORATION OF DE
To: DIVERSEY CORPORATION, A
Reel/Frame 005765/0265 →
Assignment of Assignor's Interest
Jul 15, 1997
From: DIVERSEY CORPORATION (CORP. OF CANADA)
To: UNILEVER, N.V. (CORP. OF THE NETHERLANDS)
Reel/Frame 008535/0726 →
Assignment of Assignor's Interest
Jul 15, 1997
From: UNILEVER, N.V. (CORP. OF THE NETHERLANDS)
To: DIVERSEY LEVER, INC.
Reel/Frame 008545/0784 →
Change of Name & Address
May 29, 2002
From: NALCO CHEMICAL COMPANY
To: ONDEO NALCO COMPANY
Reel/Frame 013011/0582 →
Assignment of Assignor's Interest
Sep 10, 2002
From: DIVERSEYLEVER, INC.
To: DIVERSEY IP INTERNATIONAL BV
Reel/Frame 013067/0395 →
Assignment of Assignor's Interest
Oct 1, 2008
From: DIVERSEY IP INTERNATIONAL BV
To: DUBOIS CHEMICALS, INC.
Reel/Frame 021603/0792 →
Intellectual Property Security Agreement
Oct 1, 2008
From: DUBOIS CHEMICALS, INC.
To: KEYBANK NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENT
Reel/Frame 021603/0915 →