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

Assignor Name : LUAN, WENQI
Total Assignments: 14
Assignment: 1
Reel/Frame:020268/0590   Pages: 4
Recorded: 12/18/2007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
11/09/2007
Assignee
1
550 W. ADAMS STREET
CHICAGO, ILLINOIS 60661
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
11937844
Correspondence name and address
DAVID F. JANCI
USG CORPORATION
700 N. HIGHWAY 45
LIBERTYVILLE, IL 60048
Assignment: 2
Reel/Frame:020291/0724   Pages: 5
Recorded: 12/20/2007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
11/09/2007
Assignee
1
550 W. ADAMS STREET
CHICAGO, ILLINOIS 60661
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
11937844
Correspondence name and address
DAVID F. JANCI
USG CORPORATION
700 N. HIGHWAY 45
LIBERTYVILLE, IL 60048
Assignment: 3
Reel/Frame:022442/0199   Pages: 4
Recorded: 03/24/2009
Attorney Dkt #:2033.82258
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/17/2009
2
Exec Dt:
02/17/2009
Assignee
1
550 WEST ADAMS STREET
CHICAGO, ILLINOIS 60661-3676
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12388793
Correspondence name and address
LAWRENCE J. CRAIN
300 SOUTH WACKER DRIVE
SUITE 2500
CHICAGO, IL 60606
Assignment: 4
Reel/Frame:022457/0021   Pages: 6
Recorded: 03/26/2009
Attorney Dkt #:2033.82258
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE NAME OF ASSIGNOR QINXIA LIU PREVIOUSLY RECORDED ON REEL 022442 FRAME 0199. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Assignors
1
Exec Dt:
02/17/2009
2
Exec Dt:
02/17/2009
Assignee
1
550 WEST ADAMS STREET
CHICAGO, ILLINOIS 60661-3676
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12388793
Correspondence name and address
LAWRENCE J. CRAIN
300 SOUTH WACKER DRIVE
SUITE 2500
CHICAGO, IL 60606
Assignment: 5
Reel/Frame:022601/0134   Pages: 5
Recorded: 04/24/2009
Attorney Dkt #:2033.82258
Conveyance: CORRECTED ASSIGNMENT
Assignors
1
Exec Dt:
04/07/2009
2
Exec Dt:
04/09/2009
Assignee
1
550 WEST ADAMS STREET
CHICAGO, ILLINOIS 60661-3676
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12388793
Correspondence name and address
LAWRENCE J. CRAIN
300 SOUTH WACKER DRIVE
SUITE 2500
CHICAGO, IL 60606
Assignment: 6
Reel/Frame:026175/0139   Pages: 7
Recorded: 04/25/2011
Attorney Dkt #:3847I US GYP (P3604US)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/29/2011
2
Exec Dt:
03/29/2011
3
Exec Dt:
03/29/2011
4
Exec Dt:
03/30/2011
Assignee
1
550 W. ADAMS STREET
CHICAGO, ILLINOIS 60661-3676
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
13035800
Correspondence name and address
BARRY W. SUFRIN
191 N. WACKER DRIVE
SUITE 3700
CHICAGO, IL 60606
Assignment: 7
Reel/Frame:028793/0301   Pages: 9
Recorded: 08/15/2012
Attorney Dkt #:708306 (4304A US GYP)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/16/2012
2
Exec Dt:
02/16/2012
3
Exec Dt:
02/16/2012
4
Exec Dt:
02/15/2012
Assignee
1
550 WEST ADAMS STREET
CHICAGO, ILLINOIS 60661
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
13400010
Correspondence name and address
SALIM A. HASAN, LEYDIG, VOIT & MAYER LTD
TWO PRUDENTIAL PLAZA - SUITE 4900
180 NORTH STETSON AVENUE
CHICAGO, IL 60601
Assignment: 8
Reel/Frame:041572/0410   Pages: 9
Recorded: 03/14/2017
Attorney Dkt #:4304D US GYP (722474)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/16/2012
2
Exec Dt:
02/16/2012
3
Exec Dt:
02/16/2012
4
Exec Dt:
02/15/2012
Assignee
1
550 WEST ADAMS STREET
CHICAGO, ILLINOIS 60661
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
15457466
Correspondence name and address
LEYDIG, VOIT & MAYER, LTD
TWO PRUDENTIAL PLAZA, SUITE 4900
180 NORTH STETSON AVENUE
CHICAGO, IL 60601-6731
Assignment: 9
Reel/Frame:048344/0289   Pages: 9
Recorded: 02/15/2019
Attorney Dkt #:4304E US GYP (741947)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/16/2012
2
Exec Dt:
02/16/2012
3
Exec Dt:
02/16/2012
4
Exec Dt:
02/15/2012
Assignee
1
550 WEST ADAMS STREET
CHICAGO, ILLINOIS 60661
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16274550
Correspondence name and address
LEYDIG, VOIT & MAYER, LTD
TWO PRUDENTIAL PLAZA, SUITE 4900
180 NORTH STETSON AVENUE
CHICAGO, IL 60601-6731
Assignment: 10
Reel/Frame:064242/0614   Pages: 9
Recorded: 07/13/2023
Attorney Dkt #:4304F US GYP (751277)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/16/2012
2
Exec Dt:
02/16/2012
3
Exec Dt:
02/16/2012
4
Exec Dt:
02/15/2012
Assignee
1
550 WEST ADAMS STREET
CHICAGO, ILLINOIS 60661
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
17096551
Correspondence name and address
LEYDIG, VOIT & MAYER, LTD.
TWO PRUDENTIAL PLAZA, SUITE 4900
180 NORTH STETSON AVENUE
CHICAGO, IL 60601-6745
Assignment: 11
Reel/Frame:034063/0689   Pages: 8
Recorded: 10/29/2014
Attorney Dkt #:4550A/2033.116772
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/22/2014
2
Exec Dt:
10/24/2014
Assignee
1
550 WEST ADAMS STREET
CHICAGO, ILLINOIS 60661-3676
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
14523016
Correspondence name and address
GREER, BURNS & CRAIN, LTD.
300 SOUTH WACKER DRIVE
SUITE 2500
CHICAGO, IL 60606
Assignment: 12
Reel/Frame:038389/0561   Pages: 10
Recorded: 04/27/2016
Attorney Dkt #:DPC-55273US1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/22/2016
2
Exec Dt:
04/24/2016
3
Exec Dt:
04/22/2016
4
Exec Dt:
04/25/2016
Assignee
1
550 WEST ADAMS STREET, #189
CHICAGO, ILLINOIS 60661-3676
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
15139357
Correspondence name and address
HOWARD G. SHIMOLA/PEARNE & GORDON LLP
1801 EAST NINTH STREET
SUITE 1200
CLEVELAND, OH 44114-3108
Assignment: 13
Reel/Frame:039047/0640   Pages: 11
Recorded: 06/29/2016
Attorney Dkt #:32641/50569PRP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/16/2016
2
Exec Dt:
06/17/2016
3
Exec Dt:
06/22/2016
4
Exec Dt:
06/17/2016
5
Exec Dt:
06/17/2016
6
Exec Dt:
06/18/2016
7
Exec Dt:
06/20/2016
Assignee
1
550 W. ADAMS
CHICAGO, ILLINOIS 60661
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
15189662
Correspondence name and address
JACQUELINE J. DEFOE
233 SOUTH WACKER DRIVE
SUITE 6300
CHICAGO, IL 60606-6357
Assignment: 14
Reel/Frame:043103/0761   Pages: 10
Recorded: 07/26/2017
Attorney Dkt #:32641/51594
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/26/2017
2
Exec Dt:
06/30/2017
3
Exec Dt:
06/26/2017
4
Exec Dt:
06/28/2017
5
Exec Dt:
06/28/2017
Assignee
1
550 W. ADAMS
CHICAGO, ILLINOIS 60661
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
15606333
Correspondence name and address
ANDREW M. LAWRENCE
233 SOUTH WACKER DRIVE
SUITE 6300
CHICAGO, IL 60606-6357

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