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Patent Assignment Assignee Details
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Assignee Name : SPEEDFAM CORPORATION, A CORP. OF ILLINOIS
Total Assignments: 3
Assignment: 1
Reel/Frame:004631/0743   Pages: 1
Recorded: 11/19/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
10/20/1986
Assignee
1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06923669
Correspondence name and address
CHARLES F. PIGOTT, JR.
PIGOTT & GERSTMAN, LTD.
2 N. LA SALLE ST., STE. 2010
CHICAGO, IL 60602
Assignment: 2
Reel/Frame:005622/0185   Pages: 2
Recorded: 03/04/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
02/19/1991
Assignee
1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07473894
Correspondence name and address
ALLEGRETTI & WITCOFF, LTD.
TEN SOUTH WACKER DRIVE
CHICAGO, IL 60606
Assignment: 3
Reel/Frame:009890/0481   Pages: 4
Recorded: 04/06/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
04/05/1999
Assignee
1
305 NORTH 54TH STREET
CHANDLER, ARIZONA 85226
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09286702
Correspondence name and address
SNELL & WILMER LLP
MICHAEL BYORICK
ONE ARIZONA CENTER
400 E. VAN BUREN
PHOENIX, ARIRONA 85004

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