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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
03/29/2022
Application #:
16942565
Filing Dt:
07/29/2020
Publication #:
Pub Dt:
02/03/2022
Inventors:
Ming Han, Xuan Zhang, Jinxun Wang
Title:
PREPARATION OF CATIONIC SURFACTANTS
Assignment: 1
Reel/Frame:
053351/0457Recorded: 07/30/2020Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
07/07/2020
Exec Dt:
07/07/2020
Assignee:
1 EASTERN AVENUE
DHAHRAN, SAUDI ARABIA 31311
Correspondent:
SARA BRANDT
FISH & RICHARDSON P.C.
P.O.BOX 1022
MINNEAPOLIS, MN 55440-1022
Assignment: 2
Reel/Frame:
053351/0647Recorded: 07/30/2020Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
07/07/2020
Assignee:
UNITS 01-25, 43F, CHINA WORLD TOWER, NO. 1 JIAN GUO MEN WAI AVENUE, CHAOYANG DISTRICT
BEIJING, CHINA 100004
Correspondent:
SARA BRANDT
FISH & RICHARDSON P.C.
P.O.BOX 1022
MINNEAPOLIS, MN 55440-1022
Assignment: 3
Reel/Frame:
053452/0599Recorded: 08/11/2020Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
08/09/2020
Assignee:
1 EASTERN AVENUE
DHAHRAN, SAUDI ARABIA 31311
Correspondent:
SARA BRANDT
FISH & RICHARDSON P.C.
P.O.BOX 1022
MINNEAPOLIS, MN 55440-1022

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