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Patent Assignment Assignor Details
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Assignor Name : TSANG, KWOK YIN
Total Assignments: 19
Assignment: 1
Reel/Frame:009575/0291   Pages: 5
Recorded: 11/06/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
VULIGONDA, VIDYASAGAR
Exec Dt:
09/30/1998
2
TSANG, KWOK YIN
Exec Dt:
10/23/1998
3
VASUDEVAN, JAYASREE
Exec Dt:
09/30/1998
4
CHANDRARATNA, ROSHANTHA A.
Exec Dt:
09/30/1998
Assignee
1
ALLERGAN SALES, INC.
2525 DUPONT DRIVE
IRVINE, CALIFORNIA 92612
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6147224
NONE
09164950
Correspondence name and address
ALLERGAN, INC.
ROBERT J. BARAN (T2-2E)
2525 DUPONT DRIVE
IRVINE, CA 92612
Assignment: 2
Reel/Frame:010694/0396   Pages: 5
Recorded: 03/21/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
VULIGONDA, VIDYASAGAR
Exec Dt:
02/10/2000
2
TSANG, KWOK YIN
Exec Dt:
02/10/2000
3
VASUDEVAN, JAYASREE
Exec Dt:
02/10/2000
4
CHANDRARATNA, ROSHANTHA A.
Exec Dt:
02/15/2000
Assignee
1
ALLERGAN SALES, INC.
2525 DUPONT DRIVE
IRVINE, CALIFORNIA 92613
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6403638
NONE
09532677
Correspondence name and address
KLEIN & SZEKERES, LLP
GABOR L. SZEKERES
4199 CAMPUS DRIVE
SUITE 700
IRVINE, CA 92612
Assignment: 3
Reel/Frame:014246/0783   Pages: 6
Recorded: 06/26/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SINHA, SANTOSH
Exec Dt:
06/20/2003
2
TSANG, KWOK YIN
Exec Dt:
06/20/2003
3
BHAT, SMITA
Exec Dt:
06/20/2003
4
CHANDRARATNA, ROSHANTHA A.
Exec Dt:
06/20/2003
Assignee
1
ALLERGAN, INC.
2525 DUPONT DRIVE
IRVINE, CALIFORNIA 92612
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6936636
US20050004213
10606603
Correspondence name and address
GABOR L. SZEKERES
8141 EAST KAISER BOULEVARD
SUITE 112
ANAHEIM, CA 92808
Assignment: 4
Reel/Frame:014660/0458   Pages: 14
Recorded: 10/29/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BEARD, RICHARD L.
Exec Dt:
10/21/2003
2
DUONG, TIEN T.
Exec Dt:
10/17/2003
3
TAKEEUCHI, JANET A.
Exec Dt:
10/17/2003
4
LI, LING
Exec Dt:
10/17/2003
5
TSANG, KWOK YIN
Exec Dt:
10/17/2003
6
LIU, XIAOXIA
Exec Dt:
10/17/2003
7
VASUDEVAN, JAYASREE
Exec Dt:
10/17/2003
8
WANG, LIMING
Exec Dt:
10/17/2003
9
SINHA, SANTOSH C.
Exec Dt:
10/17/2003
10
YUAN, HAIQING
Exec Dt:
10/17/2003
11
CHANDRARATNA, ROSHANTHA A.
Exec Dt:
10/17/2003
Assignee
1
ALLERGAN, INC.
2525 DUPONT DRIVE
IRVINE, CALIFORNIA 92618
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6887896
US20050096380
10696748
Correspondence name and address
GABOR L. SZEKERES
8141 E. KAISER BLVD., SUITE 112
Assignment: 5
Reel/Frame:016378/0734   Pages: 7
Recorded: 03/21/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TSANG, KWOK YIN
Exec Dt:
12/09/2004
2
SINHA, SANTOSH
Exec Dt:
02/22/2005
3
LIU, XIAOXIA
Exec Dt:
02/22/2005
4
BHAT, SMITA
Exec Dt:
02/22/2005
5
CHANDRARATNA, ROSHANTHA A.
Exec Dt:
02/22/2005
Assignee
1
ALLERGAN, INC.
2525 DUPONT DRIVE
IRVINE, CALIFORNIA 92612
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7476673
US20050148590
11015994
Correspondence name and address
GABOR L. SZEKERES
8141 E. KAISER BLVD.
SUITE 112
ANAHEIM HILLS, CA 92808
Assignment: 6
Reel/Frame:016505/0199   Pages: 13
Recorded: 04/29/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
VASUDEVAN, JAYASREE
Exec Dt:
12/09/2004
2
WANG, LIMING
Exec Dt:
12/09/2004
3
LIU, XIAOXIA
Exec Dt:
12/09/2004
4
TSANG, KWOK YIN
Exec Dt:
12/09/2004
5
LI, LING
Exec Dt:
12/09/2004
6
TAKEUCHI, JANET A.
Exec Dt:
12/09/2004
7
VU, THONG
Exec Dt:
12/09/2004
8
BEARD, RICHARD
Exec Dt:
12/10/2004
9
BHAT, SMITA
Exec Dt:
02/22/2005
10
VULIGONDA, VIDYASAGAR
Exec Dt:
12/10/2004
11
CHANDRARATNA, ROSHANTHA A.
Exec Dt:
12/09/2004
Assignee
1
ALLERGAN, INC.
2525 DUPONT DRIVE
IRVINE, CALIFORNIA 92612
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7226951
US20050176689
11014460
Correspondence name and address
GABOR L. SZEKERES
8141 E. KAISER BLVD.
SUITE 112
ANAHEIM HILLS, CA 92808
Assignment: 7
Reel/Frame:016529/0683   Pages: 7
Recorded: 05/06/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TSANG, KWOK YIN
Exec Dt:
12/09/2004
2
SINHA, SANTOSH
Exec Dt:
12/09/2004
3
LIU, XIAOXIA
Exec Dt:
12/09/2004
4
BHAT, SMITA
Exec Dt:
02/22/2005
5
CHANDRARATNA, ROSHANTHA A.
Exec Dt:
12/09/2004
Assignee
1
ALLERGAN, INC.
2525 DUPONT DRIVE
IRVINE, CALIFORNIA 92612
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7253319
US20050165095
11021471
Correspondence name and address
GABOR L. SZEKERES
8141 E. KAISER BLVD.
SUITE 112
ANAHEIM HILLS, CA 92808
Assignment: 8
Reel/Frame:024562/0131   Pages: 4
Recorded: 06/18/2010
Attorney Dkt #:1948361.00109 US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GORE, ASHOK
Exec Dt:
12/22/2008
2
TSANG, KWOK YIN
Exec Dt:
01/05/2009
Assignee
1
SPECTRUM PHARMACEUTICALS, INC.
157 TECHNOLOGY DRIVE
IRVINE, CALIFORNIA 92618
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20110251143
12809575
Correspondence name and address
K&L GATES LLP
1900 MAIN STREET, SUITE 600
IRVINE, CA 92614-7319
Assignment: 9
Reel/Frame:027155/0357   Pages: 8
Recorded: 11/01/2011
Attorney Dkt #:NDTCO.177A
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YU, LEI
Exec Dt:
10/28/2011
2
WANG, HAI
Exec Dt:
10/28/2011
3
TSANG, KWOK YIN
Exec Dt:
10/28/2011
4
JIN, YI
Exec Dt:
10/28/2011
5
VAN, SANG
Exec Dt:
10/28/2011
Assignee
1
NITTO DENKO CORPORATION
1-1-2 SHIMOHOZUMI
IBARAKI, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20120052015
13213037
Correspondence name and address
KNOBBE MARTENS OLSON & BEAR LLP
2040 MAIN STREET
14TH FLOOR
IRVINE, CA 92614
Assignment: 10
Reel/Frame:030760/0692   Pages: 9
Recorded: 07/09/2013
Attorney Dkt #:NDTCO.239A
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NUKUI, SEIJI
Exec Dt:
05/22/2013
2
TSANG, KWOK YIN
Exec Dt:
05/22/2013
3
YIN, CHUNFENG
Exec Dt:
05/23/2013
4
JIN, YI
Exec Dt:
05/24/2013
5
YU, LEI
Exec Dt:
06/10/2013
Assignee
1
NITTO DENKO CORPORATION
1-1-2, SHIMOHOZUMI
IBARAKI, OSAKA, JAPAN 567-8680
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9078926
US20130295039
13791137
Correspondence name and address
KNOBBE, MARTENS, OLSON & BEAR LLP
2040 MAIN STREET
14TH FLOOR
IRVINE, CA 92614
Assignment: 11
Reel/Frame:040727/0674   Pages: 8
Recorded: 12/13/2016
Attorney Dkt #:NDTCO.252NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BAI, HAO
Exec Dt:
05/28/2013
2
TSANG, KWOK YIN
Exec Dt:
05/28/2013
3
JIN, YI
Exec Dt:
06/03/2013
4
YU, LEI
Exec Dt:
06/10/2013
Assignee
1
NITTO DENKO CORPORATION
1-1-2 SHIMOHOZUMI IBARAKI
OSAKA, JAPAN 567-8680
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9636411
US20160074524
14786841
Correspondence name and address
KNOBBE MARTENS OLSON & BEAR LLP
2040 MAIN STREET
14TH FLOOR
IRVINE, CA 92614
Assignment: 12
Reel/Frame:043148/0394   Pages: 8
Recorded: 07/31/2017
Attorney Dkt #:NDTCO.251NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TSANG, KWOK YIN
Exec Dt:
05/30/2013
2
BAI, HAO
Exec Dt:
05/30/2013
3
JIN, YI
Exec Dt:
06/03/2013
4
YU, LEI
Exec Dt:
06/10/2013
Assignee
1
NITTO DENKO CORPORATION
1-1-2 SHIMOHOZUMI IBARAKI
OSAKA, JAPAN 567-8680
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9839694
US20160058877
14786729
Correspondence name and address
KNOBBE, MARTENS, OLSON & BEAR, LLP
2040 MAIN STREET
14TH FLOOR
IRVINE, CA 92614
Assignment: 13
Reel/Frame:030760/0461   Pages: 9
Recorded: 07/09/2013
Attorney Dkt #:NDTCO.238A
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TSANG, KWOK YIN
Exec Dt:
06/17/2013
2
WANG, HAI
Exec Dt:
06/17/2013
3
BAI, HAO
Exec Dt:
06/17/2013
4
JIN, YI
Exec Dt:
06/03/2013
5
YU, LEI
Exec Dt:
06/10/2013
Assignee
1
NITTO DENKO CORPORATION
1-1-2, SHIMOHOZUMI
IBARAKI, OSAKA, JAPAN 567-8680
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9295728
US20130272993
13790995
Correspondence name and address
KNOBBE, MARTENS, OLSON & BEAR LLP
2040 MAIN STREET
14TH FLOOR
IRVINE, CA 92614
Assignment: 14
Reel/Frame:035779/0921   Pages: 10
Recorded: 06/03/2015
Attorney Dkt #:KUZU1.024AUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YING, WENBIN
Exec Dt:
05/15/2015
2
TSANG, KWOK YIN
Exec Dt:
05/15/2015
3
BAI, HAO
Exec Dt:
05/08/2015
4
YIN, HAIQING
Exec Dt:
05/08/2015
5
LIU, JIHUA
Exec Dt:
05/15/2015
6
WANG, LI
Exec Dt:
06/02/2015
Assignee
1
NITTO DENKO CORPORATION
1-1-2, SHIMOHOZUMI
IBARAKI, OSAKA, JAPAN 567-8680
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10080737
US20150283253
14679404
Correspondence name and address
KNOBBE, MARTENS, OLSON & BEAR LLP
2040 MAIN STREET
14TH FLOOR
IRVINE, CA 92614
Assignment: 15
Reel/Frame:044282/0130   Pages: 6
Recorded: 12/03/2017
Attorney Dkt #:ND5123458WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MINOMI, KENJIROU
Exec Dt:
08/09/2017
2
HARBORTH, JENS
Exec Dt:
06/30/2017
3
CINA, CIMA
Exec Dt:
07/21/2017
4
TSANG, KWOK YIN
Exec Dt:
07/19/2017
5
YING, WENBIN
Exec Dt:
06/30/2017
6
TAKAHASHI, HIROKAZU
Exec Dt:
08/09/2017
Assignee
1
NITTO DENKO CORPORATION
1-2, SHIMOHOZUMI 1-CHOME
IBARAKI-SHI
OSAKA, JAPAN 567-8680
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10405749
US20160208255
14979568
Correspondence name and address
RICHARD R. ECKMAN
2225 EAST BAYSHORE ROAD
SUITE 200
PALO ALTO, CA 94303
Assignment: 16
Reel/Frame:045854/0573   Pages: 6
Recorded: 05/20/2018
Attorney Dkt #:ND5123591US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MINOMI, KENJIROU
Exec Dt:
08/09/2017
2
HARBORTH, JENS
Exec Dt:
06/30/2017
3
CINA, CIMA
Exec Dt:
07/21/2017
4
TSANG, KWOK YIN
Exec Dt:
07/19/2017
5
YING, WENBIN
Exec Dt:
06/30/2017
6
TAKAHASHI, HIROKAZU
Exec Dt:
08/09/2017
Assignee
1
NITTO DENKO CORPORATION
1-2, SHIMOHOZUMI 1-CHOME
IBARAKI-SHI
OSAKA, JAPAN 567-8680
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
9695206
US20160208256
14979571
 
10023597
US20170298086
15634771
Correspondence name and address
RICHARD R. ECKMAN
2225 EAST BAYSHORE ROAD
SUITE 200
PALO ALTO, CA 94303
Assignment: 17
Reel/Frame:046700/0234   Pages: 6
Recorded: 08/24/2018
Attorney Dkt #:ND6060775US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ADAMI, ROGER
Exec Dt:
07/11/2017
2
BAI, HAO
Exec Dt:
07/14/2017
3
GAUDETTE, JOHN
Exec Dt:
06/30/2017
4
MAJETI, BHARAT
Exec Dt:
07/14/2017
5
NUKUI, SEIJI
Exec Dt:
06/22/2018
6
TSANG, KWOK YIN
Exec Dt:
07/19/2017
7
WANG, HAI
Exec Dt:
06/30/2017
8
YIN, HAIQING
Exec Dt:
07/14/2017
9
YING, WENBIN
Exec Dt:
06/30/2017
Assignee
1
NITTO DENKO CORPORATION
1-2, SHIMOHOZUMI 1-CHOME
IBARAKI-SHI
OSAKA, JAPAN 567-8680
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10167253
US20160376229
15191511
Correspondence name and address
RICHARD R. ECKMAN
2225 EAST BAYSHORE ROAD
SUITE 200
PALO ALTO, CA 94303
Assignment: 18
Reel/Frame:058101/0737   Pages: 6
Recorded: 11/12/2021
Attorney Dkt #:HRAK001.003C1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ADAMI, ROGER
Exec Dt:
07/11/2017
2
BAI, HAO
Exec Dt:
07/14/2017
3
GAUDETTE, JOHN
Exec Dt:
06/30/2017
4
MAJETI, BHARAT
Exec Dt:
07/14/2017
5
NUKUI, SEIJI
Exec Dt:
06/22/2018
6
TSANG, KWOK YIN
Exec Dt:
07/19/2017
7
WANG, HAI
Exec Dt:
06/30/2017
8
YIN, HAIQING
Exec Dt:
07/14/2017
9
YING, WENBIN
Exec Dt:
06/30/2017
Assignee
1
NITTO DENKO CORPORATION
1-2, SHIMOHOZUMI 1-CHOME
IBARAKI-SHI
OSAKA, JAPAN 567-8680
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11384051
US20190127318
16228054
Correspondence name and address
KNOBBE, MARTENS, OLSON & BEAR, LLP
2040 MAIN STREET
14TH FLOOR
IRVINE, CA 92614
Assignment: 19
Reel/Frame:051130/0256   Pages: 9
Recorded: 11/27/2019
Attorney Dkt #:HRAK001.013AUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TSANG, KWOK YIN
Exec Dt:
08/01/2019
2
MAJETI, BHARAT
Exec Dt:
08/01/2019
3
GAUDETTE, JOHN A.
Exec Dt:
08/01/2019
4
ADAMI, ROGER C.
Exec Dt:
08/01/2019
5
BAI, HAO
Exec Dt:
08/01/2019
6
YING, WENBIN
Exec Dt:
08/01/2019
Assignee
1
NITTO DENKO CORPORATION
1-2, SHIMOHOZUMI 1-CHOME, IBARAKI-SHI
OSAKA, JAPAN 567-8680
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11413243
US20190133948
16182571
Correspondence name and address
KNOBBE, MARTENS, OLSON & BEAR LLP
2040 MAIN STREET 14TH FLOOR
IRVINE, CA 92614

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