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Patent Assignment Assignor Details
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Assignor Name : SONG, WEIXIN
Total Assignments: 3
Assignment: 1
Reel/Frame:008525/0920   Pages: 3
Recorded: 05/22/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
12/20/1996
Assignee
1
CHICAGO, ILLINOIS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08771185
Correspondence name and address
DONALD E. EGAN, ESQ.
17 WEST 200 22ND STREET
OAKBROOK TERRACE, IL 60181
Assignment: 2
Reel/Frame:009920/0489   Pages: 3
Recorded: 04/26/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
04/19/1999
Assignee
1
125 S. FRANKLIN STREET
CHICAGO, ILLINOIS 60606
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08771185
Correspondence name and address
USG CORPORATION
DAVID F. JANCI
700 NORTH HIGHWAY 45
LIBERTYVILLE, IL 60048
Assignment: 3
Reel/Frame:009984/0214   Pages: 4
Recorded: 05/18/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/13/1999
2
Exec Dt:
05/13/1999
Assignee
1
125 S. FRANKLIN
CHICAGO, ILLINOIS 60606
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09314097
Correspondence name and address
LEE, MANN, SMITH, MCWILLIAMS, SWEENEY
& OHLSON
GLENN W. OHLSON
P.O. BOX 2786
CHICAGO, ILLINOIS 60690-2786

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