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Patent Assignment Assignee Details
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Assignee Name : NANOPHASE TECHNOLOGIES CORPORATION
Total Assignments: 24
Assignment: 1
Reel/Frame:008716/0769   Pages: 5
Recorded: 09/22/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BROTZMAN, RICHARD W., JR.
Exec Dt:
04/11/1997
2
AIKENS, JOHN H.
Exec Dt:
04/11/1997
Assignee
1
NANOPHASE TECHNOLOGIES CORPORATION
453 COMMERCE STREET
BURR RIDGE, ILLINOIS 60521
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6033781
NONE
08827229
Correspondence name and address
MCANDREWS, HELD & MALLOY, LTD.
ROBERT W. FIESELER
500 W. MADISON STREET
34TH FLOOR
CHICAGO, IL 60661
Assignment: 2
Reel/Frame:010594/0242   Pages: 5
Recorded: 02/10/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AIKENS, JOHN A.
Exec Dt:
09/08/1999
2
SARKAS, HARRY W.
Exec Dt:
09/08/1999
3
BROTZMAN, RICHARD W., JR.
Exec Dt:
09/08/1999
4
HELVOIGT, SARA
Exec Dt:
09/08/1999
Assignee
1
NANOPHASE TECHNOLOGIES CORPORATION
453 COMMERCE STREET
BURR RIDGE, ILLINOIS 60521
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6416818
NONE
09374751
Correspondence name and address
MCANDREWS, HELD & MALLOY, LTD.
ROBERT W. FIESELER
500 WEST MADISON STREET
34TH FLOOR
CHICAGO, ILLINOIS 60661
Assignment: 3
Reel/Frame:011516/0019   Pages: 4
Recorded: 02/09/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAYTON, ROGER
Exec Dt:
01/29/2001
2
BROTZMAN, RICHARD W., JR.
Exec Dt:
01/29/2001
3
KULLBERG, MARC
Exec Dt:
01/29/2001
Assignee
1
NANOPHASE TECHNOLOGIES CORPORATION
1319 MARQUETTE DRIVE
ROMEOVILLE, ILLINOIS 60446
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6896958
NONE
09726686
Correspondence name and address
MCANDREWS, HELD & MALLOY, LTD.
THOMAS J. WIMBISCUS
500 WEST MADISON STREET
34TH FLOOR
CHICAGO, ILLINOIS 60661
Assignment: 4
Reel/Frame:015543/0485   Pages: 4
Recorded: 07/09/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
COY, DANIEL CHARLES
Exec Dt:
02/20/2002
2
VOYTAS, ROBERT JOHN
Exec Dt:
02/20/2002
Assignee
1
NANOPHASE TECHNOLOGIES CORPORATION
1319 MARQUETTE DRIVE
ROMEOVILLE, ILLINOIS 60446
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040251172
10849283
Correspondence name and address
GREGORY M. SMITH
SUITE 3000
225 WEST WACKER DRIVE
CHICAGO, IL 60606
Assignment: 5
Reel/Frame:013330/0948   Pages: 2
Recorded: 09/23/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SARKAS, HARRY W
Exec Dt:
08/06/2002
2
PIEPENBRINK, JONATHAN
Exec Dt:
07/26/2002
Assignee
1
NANOPHASE TECHNOLOGIES CORPORATION
1319 MARQUETTE DRIVE
ROMEOVILLE, ILLINOIS 60446
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6669823
US20030231992
10172848
Correspondence name and address
WILDMAN, HARROLD, ALLEN ET AL
DOUGLAS S. RUPERT
225 WEST WACKER DRIVE
CHICAGO, IL 60606
Assignment: 6
Reel/Frame:013393/0838   Pages: 2
Recorded: 10/15/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAYTON, ROGER H.
Exec Dt:
08/14/2002
2
KULLBERG, MARC L.
Exec Dt:
09/16/2002
Assignee
1
NANOPHASE TECHNOLOGIES CORPORATION
1319 MARQUETTE DRIVE
ROMEOVILLE, ILLINOIS 60446
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20030032679
10174955
Correspondence name and address
WILDMAN, HARROLD, ALLEN & DIXON
DOUGLAS S. RUPERT
225 WEST WACKER DR.
CHICAGO, IL 60606
Assignment: 7
Reel/Frame:014116/0114   Pages: 3
Recorded: 06/02/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BROTZMAN, RICHARD W., JR.
Exec Dt:
03/31/2003
2
KULLBERG, MARC L.
Exec Dt:
05/06/2003
Assignee
1
NANOPHASE TECHNOLOGIES CORPORATION
1319 MARQUETTE DRIVE
ROMEOVILLE, ILLINOIS 60446
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7052777
US20040009349
10368941
Correspondence name and address
WILDMAN, HARROLD, ALLEN ET AL.
DOUGLAS S. RUPERT
225 WEST WACKER DRIVE
CHICAGO, IL 60606
Assignment: 8
Reel/Frame:014084/0461   Pages: 3
Recorded: 05/16/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAYTON, ROGER H.
Exec Dt:
04/29/2003
2
BROTZMAN, RICHARD, JR.
Exec Dt:
04/29/2003
3
BILICKI, DANIEL S.
Exec Dt:
04/29/2003
4
FREED, DONALD J.
Exec Dt:
05/03/2003
Assignee
1
NANOPHASE TECHNOLOGIES CORPORATION
1319 MARQUETTE DRIVE
ROMEOVILLE, ILLINOIS 60446
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7166663
US20030109634
10287144
Correspondence name and address
WILDMAN, HARROLD, ALLEN & DIXON
DOUGLAS S. RUPERT
225 WEST WACKER DRIVE
CHICAGO, IL 60606
Assignment: 9
Reel/Frame:015622/0711   Pages: 2
Recorded: 01/26/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SARKAS, HARRY W.
Exec Dt:
01/19/2005
2
PEIPENBRINK, JONATHAN
Exec Dt:
01/19/2005
Assignee
1
NANOPHASE TECHNOLOGIES CORPORATION
1319 MARQUETTE DRIVE
ROMEOVILLE, ILLINOIS 60446
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7517513
US20030230479
10452736
Correspondence name and address
WILDMAN, HARROLD, ALLEN & DIXON LLP
GREGORY M. SMITH
225 WEST WACKER DRIVE
CHICAGO, ILLINOIS 60606
Assignment: 10
Reel/Frame:015622/0713   Pages: 2
Recorded: 01/26/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SARKAS, HARRY W.
Exec Dt:
01/19/2005
2
PIEPENBRINK, JONATHAN
Exec Dt:
01/19/2005
Assignee
1
NANOPHASE TECHNOLOGIES CORPORATION
1319 MARQUETTE DRIVE
ROMEOVILLE, ILLINOIS 60446
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040045807
10658178
Correspondence name and address
WILDMAN, HARROLD, ALLEN & DIXON LLP
GREGORY M. SMITH
225 WEST WACKER DRIVE
CHICAGO, IL 60606
Assignment: 11
Reel/Frame:015622/0730   Pages: 2
Recorded: 01/26/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SARKAS, HARRY W.
Exec Dt:
01/19/2005
2
PIEPENBRINK, JONATHAN
Exec Dt:
01/19/2005
Assignee
1
NANOPHASE TECHNOLOGIES CORPORATION
1319 MARQUETTE DRIVE
ROMEOVILLE, ILLINOIS 60446
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6669823
US20030231992
10172848
Correspondence name and address
WILDMAN, HARROLD, ALLEN & DIXON LLP
GREGORY M. SMITH
225 WEST WACKER DRIVE
CHICAGO, IL 60605
Assignment: 12
Reel/Frame:016032/0108   Pages: 2
Recorded: 04/07/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
BROTZMAN JR., RICHARD W.
Exec Dt:
03/14/2005
Assignee
1
NANOPHASE TECHNOLOGIES CORPORATION
1319 MARQUETTE DRIVE
ROMEOVILLE, ILLINOIS 60446
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7303819
US20050222325
11076128
Correspondence name and address
GREGORY M. SMITH
WILDMAN, HARROLD, ALLEN & DIXON LLP
225 WEST WACKER DRIVE
CHICAGO, IL 60606
Assignment: 13
Reel/Frame:020007/0638   Pages: 2
Recorded: 10/24/2007
Attorney Dkt #:21000US01C
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
BROTZMAN, RICHARD W, JR.
Exec Dt:
03/14/2005
Assignee
1
NANOPHASE TECHNOLOGIES CORPORATION
1319 MARQUETTE DRIVE
ROMEOVILLE, ILLINOIS 60446
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080057130
11923169
Correspondence name and address
GREGORY M. SMITH
225 WEST WACKER DRIVE
WILDMAN, HARROLD, ALLEN & DIXON LLP
CHICAGO, IL 60606
Assignment: 14
Reel/Frame:017074/0256   Pages: 5
Recorded: 11/29/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAYTON, ROGER H.
Exec Dt:
06/15/2005
2
MURRAY, PATRICK G.
Exec Dt:
06/15/2005
3
LENZ, PETRA
Exec Dt:
11/14/2005
4
SCHULTE, KLAUS
Exec Dt:
11/14/2005
5
GRUNDKEMEYER, MARTIN
Exec Dt:
10/18/2005
6
SAWITOWSKI, THOMAS
Exec Dt:
11/11/2005
Assignee
1
NANOPHASE TECHNOLOGIES CORPORATION
1319 MARQUETTE DRIVE
ROMEOVILLE, ILLINOIS 60446
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20060063911
11139967
Correspondence name and address
GREGORY M. SMITH
WILDMAN, HARROLD, ALLEN & DIXON LLP
225 WEST WACKER DRIVE
CHICAGO, IL 60606
Assignment: 15
Reel/Frame:018838/0022   Pages: 6
Recorded: 02/01/2007
Attorney Dkt #:22000DIV02
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAYTON, ROGER H.
Exec Dt:
06/15/2005
2
MURRAY, PATRICK G.
Exec Dt:
06/15/2005
3
LENZ, PETRA
Exec Dt:
11/14/2005
4
SCHULTE, KLAUS
Exec Dt:
11/14/2005
5
GRUNDKEMEYER, MARTIN
Exec Dt:
10/18/2005
6
SAWITOWSKI, THOMAS
Exec Dt:
11/11/2005
Assignee
1
NANOPHASE TECHNOLOGIES CORPORATION
1319 MARQUETTE DRIVE
ROMEOVILLE, ILLINOIS 60446
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080014357
11670016
Correspondence name and address
GREGORY M SMITH
225 WEST WACKER DRIVE
SUITE 3000
CHICAGO, IL 60606
Assignment: 16
Reel/Frame:018838/0315   Pages: 6
Recorded: 02/01/2007
Attorney Dkt #:22000DIV03
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAYTON, ROGER H.
Exec Dt:
06/15/2005
2
MURRAY, PATRICK G.
Exec Dt:
06/15/2005
3
LENZ, PETRA
Exec Dt:
11/14/2005
4
SCHULTE, KLAUS
Exec Dt:
11/14/2005
5
GRUNDKEMEYER, MARTIN
Exec Dt:
10/18/2005
6
SAWITOWSKI, THOMAS
Exec Dt:
11/11/2005
Assignee
1
NANOPHASE TECHNOLOGIES CORPORATION
1319 MARQUETTE DRIVE
ROMEOVILLE, ILLINOIS 60446
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080014343
11670028
Correspondence name and address
GREGORY M SMITH
225 WEST WACKER DRIVE
SUITE 3000
CHICAGO, IL 60606
Assignment: 17
Reel/Frame:019683/0724   Pages: 4
Recorded: 08/13/2007
Attorney Dkt #:23000US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
COY, DAN
Exec Dt:
08/07/2007
2
SARKAS, HARRY
Exec Dt:
08/07/2007
3
HAINES, ROBERT
Exec Dt:
08/07/2007
Assignee
1
NANOPHASE TECHNOLOGIES CORPORATION
1319 MARQUETTE DRIVE
ROMEOVILLE, ILLINOIS 60446
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080210902
11776936
Correspondence name and address
GREGORY M. SMITH
225 WEST WACKER DRIVE
WILDMAN, HARROLD, ALLEN & DIXON LLP
CHICAGO, IL 60606
Assignment: 18
Reel/Frame:024130/0482   Pages: 5
Recorded: 03/24/2010
Attorney Dkt #:NTC02-011-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FARNING, ABIGAIL R.
Exec Dt:
03/16/2010
2
SARKAS, HARRY W.
Exec Dt:
03/16/2010
3
MURRAY, PATRICK G.
Exec Dt:
03/16/2010
Assignee
1
NANOPHASE TECHNOLOGIES CORPORATION
1319 MARQUETTE DRIVE
ROMEOVILLE, ILLINOIS 60446
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8022025
NONE
12695047
Correspondence name and address
EVAN LAW GROUP LLC
600 W. JACKSON BLVD.
SUITE 625
CHICAGO, IL 60661
Assignment: 19
Reel/Frame:027673/0480   Pages: 3
Recorded: 02/08/2012
Attorney Dkt #:NTC02-014-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHAH, KUSHAL D.
Exec Dt:
02/02/2012
2
SARKAS, HARRY W.
Exec Dt:
02/02/2012
3
MURRAY, PATRICK G.
Exec Dt:
02/02/2012
Assignee
1
NANOPHASE TECHNOLOGIES CORPORATION
1319 MARQUETTE DRIVE
ROMEOVILLE, ILLINOIS 60446
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9139737
NONE
13301628
Correspondence name and address
EVAN LAW GROUP LLC
600 W. JACKSON BLVD.
SUITE 625
CHICAGO, IL 60661
Assignment: 20
Reel/Frame:036334/0495   Pages: 3
Recorded: 08/16/2015
Attorney Dkt #:NTC02-032-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SARKAS, HARRY W.
Exec Dt:
08/06/2015
2
BARSUKOV, IGOR V.
Exec Dt:
07/01/2015
Assignee
1
NANOPHASE TECHNOLOGIES CORPORATION
1319 MARQUETTE DRIVE
ROMEOVILLE, ILLINOIS 60446
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9105923
US20140227592
13766467
Correspondence name and address
EVAN LAW GROUP LLC
600 W. JACKSON BLVD.
SUITE 625
CHICAGO, IL 60661
Assignment: 21
Reel/Frame:050631/0344   Pages: 2
Recorded: 10/04/2019
Attorney Dkt #:NTC02-039-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SARKAS, HARRY W.
Exec Dt:
09/30/2019
2
HOOPER, ABIGAIL R.
Exec Dt:
10/03/2019
3
HOFFMANN, NATHAN H.
Exec Dt:
09/30/2019
Assignee
1
NANOPHASE TECHNOLOGIES CORPORATION
1319 MARQUETTE DRIVE
ROMEOVILLE, ILLINOIS 60446
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10590278
US20180291210
15483669
Correspondence name and address
EVAN LAW GROUP LLC
P.O. BOX 802919
CHICAGO, IL 60680
Assignment: 22
Reel/Frame:052040/0783   Pages: 3
Recorded: 03/06/2020
Attorney Dkt #:NTC02-056-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SARKAS, HARRY W.
Exec Dt:
03/04/2020
Assignee
1
NANOPHASE TECHNOLOGIES CORPORATION
1319 MARQUETTE DRIVE
ROMEOVILLE, ILLINOIS 60446
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11154501
US20210038516
16537337
Correspondence name and address
EVAN LAW GROUP LLC
P.O. BOX 802919
CHICAGO, IL 60680
Assignment: 23
Reel/Frame:056262/0627   Pages: 9
Recorded: 05/17/2021
Attorney Dkt #:NTC02-060-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SARKAS, HARRY W.
Exec Dt:
05/04/2021
2
BOFFA, CHRISTOPHER C.
Exec Dt:
05/07/2021
3
CURETON, KEVIN
Exec Dt:
05/05/2021
Assignee
1
NANOPHASE TECHNOLOGIES CORPORATION
1319 MARQUETTE DRIVE
ROMEOVILLE, ILLINOIS 60446
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11155683
US20210079174
16570944
Correspondence name and address
EVAN LAW GROUP LLC
P.O. BOX 802919
CHICAGO, IL 60680
Assignment: 24
Reel/Frame:059491/0270   Pages: 4
Recorded: 04/04/2022
Attorney Dkt #:NTC02-061-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SARKAS, HARRY W.
Exec Dt:
01/25/2022
2
BOFFA, CHRISTOPHER C.
Exec Dt:
03/11/2022
3
CURETON, KEVIN
Exec Dt:
01/25/2022
4
TESAR, LUCAS T.
Exec Dt:
01/25/2022
Assignee
1
NANOPHASE TECHNOLOGIES CORPORATION
1319 MARQUETTE DRIVE
ROMEOVILLE, ILLINOIS 60446
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220016003
17386299
Correspondence name and address
EVAN LAW GROUP LLC
P.O. BOX 802919
CHICAGO, IL 60680

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