Patent Assignment
Reel/Frame 005091/0624
Assignment of Assignors Interest.
Recorded: 1989-04-21
Pages: 2
Assignor
F. HOFFMANN-LA ROCHE & CO. AKTIENGESELLSCHAFT
Executed: 1989-02-22
Assignee
HOFFMANN-LA ROCHE INC.
A CORP. OF NJ, NUTLEY, NEW JERSEY
Covered Property
(1)
Heterocyclic Compounds
Patent:
4,941,909 →
Application:
07/334,952 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Apr 21, 1989
From: WENGER, JEAN; WINTERNITZ, PAUL; ZELLER, MARTIN
To: F. HOFFMANN-LA ROCHE & CO. AKTIENGESELLSCHAFT
Reel/Frame 005091/0621 →
Assignment of Assignors Interest.
Dec 24, 1990
From: HOFFMANN-LA ROCHE INC.
To: ROCHE HOLDINGS, INC.
Reel/Frame 005557/0142 →
Assignment of Assignors Interest.
Apr 15, 1991
From: ROCHE HOLDINGS, INC., A CORP. OF DE
To: CIBA-GEIGY CORPORATION, A CORP. OF NY
Reel/Frame 005665/0568 →