Patent Assignment
Reel/Frame 005234/0446
Assignment of Assignors Interest.
Recorded: 1990-02-28
Pages: 1
Assignors
WILHEIM, DIDIER
Executed: 1989-12-01
LOISON, SYLVIE
Executed: 1989-12-01
BLANC, ALAIN
Executed: 1989-12-01
Assignee
SOCIETE FRANCAISE HOECHST
1 TERRASSE BELLINI, 92800 PUTEAUX, FRANCE
Covered Property
(1)
New Amino-Plastic Resins Intended for the Improvement of Cellulosed Fibres and Their Application
Patent:
4,968,774 →
Application:
07/463,194 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Partial Business Transfer
Sep 2, 2005
From: SOCIETE FRANCAISE HOECHST
To: HOCHST G
Reel/Frame 016480/0967 →
Change of Name
Sep 2, 2005
From: HOECHST G
To: CLARIANT CHIMIE S.A.
Reel/Frame 016489/0001 →
Change of Name
Sep 2, 2005
From: CLARIANT CHIMIE S.A.
To: CLAIRANT (FRANCE) S.A.
Reel/Frame 016489/0020 →
Change of Name
Sep 2, 2005
From: CLARIANT (FRANCE) S.A.
To: CLARIANT (FRANCE)
Reel/Frame 016489/0031 →