Patent Assignment
Reel/Frame 004220/0088
Assignment of Assignors Interest.
Recorded: 1984-02-10
Pages: 3
Assignor
A. AHLSTROM OSAKEYHTIO A CORP. OF FINLAND
Executed: 1984-01-27
Assignee
KAMYR AB, KNUT DAHLS VAG
A CORP. OF SWEDEN, S-552 30 KARLSTAD, SWEDEN
Covered Properties
(4)
Method and an Apparatus for Separating a Gas from a Fibre Suspension
Patent:
4,410,337 →
Application:
06/139,162 →
Method and Apparatus for Pumping Fiber Suspensions
Patent:
4,435,122 →
Application:
06/239,427 →
Method and Apparatus for Pumping Fibre Suspensions
Application:
06/275,756 →
Method and an Apparatus for Treating Fibre Suspensions
Application:
06/384,348 →
Related Assignments
(3)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Mar 2, 1981
From: NISKANEN TOIVO; SUNDMAN FREY; TUOMAALA JORMA
To: A. AHLSTROM OSAKEYHTIO
Reel/Frame 003870/0747 →
Assignment of Assignors Interest.
Jun 22, 1981
From: GULLICHSEN, JOHAN
To: A. AHLSTROM OSAKEYHTIO,
Reel/Frame 003896/0331 →
Assignment of Assignor's Interest
Sep 27, 2001
From: A. AHLSTROM CORPORATION
To: SULZER PUMPS LTD.
Reel/Frame 012199/0762 →