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Patent Assignment Assignor Details
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Assignor Name : WEI, SONGLI
Total Assignments: 2
Assignment: 1
Reel/Frame:028197/0424   Pages: 3
Recorded: 05/11/2012
Attorney Dkt #:32242U
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/03/2012
2
Exec Dt:
05/03/2012
3
Exec Dt:
05/03/2012
4
Exec Dt:
05/03/2012
5
Exec Dt:
05/03/2012
Assignee
1
BUILDING 2, CHENGHUI INDUSTRIAL PARK, NO. 4 SOUTH YONGSHAN, SHILIAN ROAD, PANYU DISTRICT
GUANGZHOU, GUANGDONG, CHINA 511450
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
13508624
Correspondence name and address
THE NATH LAW GROUP
112 S. WEST STREET
ALEXANDRIA, VA 22314
Assignment: 2
Reel/Frame:055111/0350   Pages: 20
Recorded: 02/02/2021
Attorney Dkt #:2018P30108WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/22/2020
2
Exec Dt:
10/22/2020
3
Exec Dt:
10/22/2020
4
Exec Dt:
10/26/2020
5
Exec Dt:
10/22/2020
6
Exec Dt:
10/26/2020
Assignee
1
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
17265270
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205

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