Patent Assignment
Reel/Frame 005645/0012
Assignment of Assignors Interest.
Recorded: 1991-03-15
Pages: 2
Assignor
FICKER, CHARLES
Executed: 1991-03-08
Assignee
DUBOIS CHEMICALS, INC.
DUBOIS TOWER, A CORP. OF OH., CINCINNATI, OHIO, 45202
Covered Property
(1)
Dicyanadiamide Formaldehyde Paint Detackifier
Patent:
5,167,830 →
Application:
07/670,051 →
Related Assignments
(3)
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 →