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Patent Assignment Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Reel/Frame:009737/0563   Pages: 8
Recorded: 02/04/1999
Conveyance: RELEASE OF SECURITY AGREEMENT
Total properties: 10
1
Patent #:
Issue Dt:
02/27/1979
Application #:
05835295
Filing Dt:
09/21/1977
Title:
POLISHING APPARATUS
2
Patent #:
Issue Dt:
03/18/1980
Application #:
05938036
Filing Dt:
08/30/1978
Title:
POLISHING APPARATUS
3
Patent #:
Issue Dt:
03/14/1989
Application #:
07029133
Filing Dt:
03/23/1987
Title:
COUNTERBALANCED POLISHING APPARATUS
4
Patent #:
Issue Dt:
07/31/1990
Application #:
07208685
Filing Dt:
06/20/1988
Title:
APPARATUS FOR TRANSPORTING WAFER TO AND FROM POLISHING HEAD
5
Patent #:
Issue Dt:
03/17/1992
Application #:
07451922
Filing Dt:
12/18/1989
Title:
APPARATUS FOR TRANSPORTING WAFER TO AND FROM POLISHING HEAD
6
Patent #:
Issue Dt:
02/05/1991
Application #:
07451950
Filing Dt:
12/18/1989
Title:
CENTRIFUGAL SPIN DRYER FOR SEMICONDUCTOR WAFER
7
Patent #:
Issue Dt:
09/08/1992
Application #:
07674594
Filing Dt:
03/25/1991
Title:
CLEANING BRUSH FOR SEMICONDUCTOR WAFER
8
Patent #:
Issue Dt:
11/02/1993
Application #:
07829736
Filing Dt:
01/31/1992
Title:
APPARATUS FOR INTERLAYER PLANARIZATION OF SEMICONDUCTOR MATERIAL
9
Patent #:
Issue Dt:
10/10/1995
Application #:
08148906
Filing Dt:
12/20/1993
Title:
CONDITIONER FOR A POLISHING PAD AND METHOD THEREFOR
10
Patent #:
Issue Dt:
06/13/1995
Application #:
08216848
Filing Dt:
03/24/1994
Title:
SEMICONDUCTOR WAFER CARRIER AND METHOD
Assignor
1
Exec Dt:
02/03/1999
Assignee
1
4714 EAST HILTON AVENUE
FORMERLY IPEC PLANAR PHOENIX, INC.
PHOENIX, ARIZONA 85034
Correspondence name and address
BROWN & BAIN, P.A.
KARINA CANEDY
P.O. BOX 400
PHOENIX, AZ 85001

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