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Patent Assignment Abstract of Title
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Total Assignments: 4
Patent #:
Issue Dt:
08/24/2004
Application #:
10125862
Filing Dt:
04/19/2002
Publication #:
Pub Dt:
10/23/2003
Inventors:
Ulrich Ising, Marc Reichmann, Thomas Keller
Title:
APPARATUS AND METHOD FOR THE CHEMICAL MECHANICAL POLISHING OF THE SURFACE OF CIRCULAR FLAT WORKPIECES, IN PARTICULAR SEMI-CONDUCTOR WAFERS
Assignment: 1
Reel/Frame:
012827/0495Recorded: 04/19/2002Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
03/26/2002
Exec Dt:
03/26/2002
Exec Dt:
03/26/2002
Assignee:
BUSUMER STRASSE 96
D-24768 RENDSBURG, GERMANY
Correspondent:
VIDAS, ARRETT & STEINKRAUS, PA.
RICHARD ARRETT, ESQ.
STE. 2000
6109 BLUE CIRCLE DR.
MINNETONKA, MN 55343-9131
Assignment: 2
Reel/Frame:
023245/0738Recorded: 09/18/2009Pages: 5
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
02/26/2003
Assignee:
BUSUMER STRASSE 96
RENDSBURG, GERMANY 24768
Correspondent:
RICHARD A. ARRETT
6640 SHADY OAK ROAD
SUITE 400
EDEN PRAIRIE, MN 55344
Assignment: 3
Reel/Frame:
023245/0789Recorded: 09/18/2009Pages: 6
Conveyance:
COLLAPSE OF PETER WOLTERS SURFACE TECHNOLOGIES GMBH & CO. KG AND THE ASSETS WERE TAKEN OVER BY PETER WOLTERS AG
Assignor:
Exec Dt:
03/14/2005
Assignee:
BUSUMER STRASSE 96
RENDSBURG, GERMANY 24768
Correspondent:
RICHARD A. ARRETT
6640 SHADY OAK ROAD
SUITE 400
EDEN PRAIRIE, MN 55344
Assignment: 4
Reel/Frame:
023254/0018Recorded: 09/18/2009Pages: 6
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
09/21/2007
Assignee:
BUSUMER STRASSE 96
RENDSBURG, GERMANY 24768
Correspondent:
RICHARD A. ARRETT
6640 SHADY OAK ROAD
SUITE 400
EDEN PRAIRIE, MN 55344

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