Patent Assignment
Reel/Frame 005237/0465
Change of Name Effective Date: 10/11/89, Delaware
Recorded: 1990-01-12
Pages: 1
Assignor
STAUFFER CHEMICAL COMPANY OF WYOMING
Executed: 1989-12-21
Assignee
Covered Property
(1)
Dust-Collecting Head
Patent:
4,081,041 →
Application:
05/770,737 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Aug 18, 1989
From: STAUFFER CHEMICAL COMPANY
To: ICI AMERICAS INC., A DE CORP.
Reel/Frame 005197/0025 →
Change of Name Effective on 11/27/1991
Jan 9, 1992
From: PHONE-POULENC OF WYOMING CO.
To: RHONE-POULENC OF WYOMING, L.P.
Reel/Frame 005967/0817 →
Change of Name Effective on 11/27/1991
Jan 9, 1992
From: RHONE-POULENC OF WYOMING CO.
To: RHONE-POULENC OF WYOMING, L.P.
Reel/Frame 005967/0820 →