Patent Assignment
Reel/Frame 009638/0974
Assignment of Assignor's Interest
Recorded: 1998-12-16
Pages: 3
Assignor
A. AHLSTROM CORPORATION
Executed: 1998-12-03
Assignee
AHLSTROM PUMPUT OY
WILLIAM RUTHIN KATU 1, KARHULA, 48600, FINLAND
Covered Properties
(2)
Method of and an Apparatus for Separating Gas from a Suspension
Patent:
5,141,535 →
Application:
07/650,032 →
Apparatus and Method for Pumping a Liquid
Patent:
5,324,166 →
Application:
07/737,225 →
Related Assignments
(4)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Apr 1, 1991
From: ELONEN, JORMA; LEHTINEN, JOUNI
To: A. AHLSTROM CORPORATION, A CORP OF FINLAND
Reel/Frame 005664/0245 →
Assignment of Assignors Interest.
Sep 9, 1991
From: ELONEN, JORMA; HENRICSON, KAJ; MANNINEN, HEIKKI
To: A. AHLSTROM CORPORATION A FINNISH CORPORATION
Reel/Frame 005828/0631 →
Merger
Sep 27, 2001
From: AHLSTROM PUMPUT OY
To: A. AHLSTROM OSAKEYHTIO
Reel/Frame 012199/0677 →
Assignment of Assignor's Interest
Sep 27, 2001
From: A. AHLSTROM CORPORATION
To: SULZER PUMPS LTD.
Reel/Frame 012199/0762 →