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Patent Assignment Assignor Details
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Assignor Name : FAN, ZHIRONG
Total Assignments: 8
Assignment: 1
Reel/Frame:052389/0435   Pages: 7
Recorded: 04/14/2020
Attorney Dkt #:COV171001PCT-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AVTOMONOV, EVGENY
Exec Dt:
10/23/2019
2
FAN, ZHIRONG
Exec Dt:
11/05/2019
3
IRNICH, ROLF
Exec Dt:
10/25/2019
4
ZHAI, SUJUAN
Exec Dt:
11/04/2019
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11685805
US20210130532
16468387
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 2
Reel/Frame:054388/0298   Pages: 8
Recorded: 11/17/2020
Attorney Dkt #:2018P30061WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FAN, ZHIRONG
Exec Dt:
06/10/2020
2
LI, XUEDONG
Exec Dt:
10/13/2020
3
YE, HUIMIN
Exec Dt:
10/13/2020
4
ZHAI, SU JUAN
Exec Dt:
10/10/2020
Assignee
1
COVESTRO INTELLECTUAL PROPERTY GMBH & CO. KG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11168231
US20210230448
17056083
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 3
Reel/Frame:052960/0715   Pages: 8
Recorded: 06/17/2020
Attorney Dkt #:2018P30009WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FAN, ZHIRONG
Exec Dt:
06/13/2020
2
ZHAI, SU JUAN
Exec Dt:
04/20/2020
3
AVTOMONOV, EVGENY
Exec Dt:
06/13/2020
4
GRABLOWITZ, HANS GEORG
Exec Dt:
06/13/2020
5
MICHAELIS, THOMAS
Exec Dt:
06/12/2020
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20200362196
16954615
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 4
Reel/Frame:054983/0981   Pages: 8
Recorded: 01/21/2021
Attorney Dkt #:2019P30152US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FAN, ZHIRONG
Exec Dt:
11/17/2020
2
ZHAI, SUJUAN
Exec Dt:
11/20/2020
3
AVTOMONOV, EVGENY
Exec Dt:
11/18/2020
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210147607
17094086
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 5
Reel/Frame:059321/0725   Pages: 3
Recorded: 03/21/2022
Attorney Dkt #:2019P30210WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FAN, ZHIRONG
Exec Dt:
10/21/2021
2
TANG, SHIFENG
Exec Dt:
10/22/2021
3
CHU, YUN
Exec Dt:
11/09/2021
4
ZHENG, SHUGUANG
Exec Dt:
11/17/2021
Assignee
1
COVESTRO INTELLECTUAL PROPERTY GMBH & CO. KG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230002538
17762119
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 6
Reel/Frame:059253/0800   Pages: 3
Recorded: 03/14/2022
Attorney Dkt #:2019P30215WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHU, YUN
Exec Dt:
11/11/2021
2
FAN, ZHIRONG
Exec Dt:
11/10/2021
3
LIANG, XUTIAN
Exec Dt:
11/17/2021
4
LI, XUEDONG
Exec Dt:
11/17/2021
Assignee
1
COVESTRO INTELLECTUAL PROPERTY GMBH & CO. KG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220325027
17642750
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 7
Reel/Frame:060271/0710   Pages: 5
Recorded: 06/22/2022
Attorney Dkt #:2019P30308WOUS01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MORITA, HIROSHI
Exec Dt:
01/20/2022
2
MUNAKATA, KAZUNORI
Exec Dt:
02/03/2022
3
ZHU, YINGDAN
Exec Dt:
01/18/2022
4
ZHANG, LONG
Exec Dt:
02/09/2022
5
FAN, ZHIRONG
Exec Dt:
01/18/2022
Assignee
1
COVESTRO INTELLECTUAL PROPERTY GMBH & CO. KG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230048853
17787988
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 8
Reel/Frame:062795/0398   Pages: 4
Recorded: 02/24/2023
Attorney Dkt #:2020P30161WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHAO, WEIJIA
Exec Dt:
11/08/2022
2
XU, WEN
Exec Dt:
11/25/2022
3
LI, JINQI
Exec Dt:
11/08/2022
4
FAN, ZHIRONG
Exec Dt:
11/07/2022
5
GRABLOWITZ, HANS GEORG
Exec Dt:
11/07/2022
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230220253
18023082
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205

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