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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
12/29/2020
Application #:
16495717
Filing Dt:
09/19/2019
Publication #:
Pub Dt:
01/09/2020
PCT #:
US2018022835
Inventors:
Yuzhong CHEN, Rafael Shapiro
Title:
PYRROLIDINONES AND A PROCESS TO PREPARE THEM
Assignment: 1
Reel/Frame:
050885/0688Recorded: 10/31/2019Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
07/30/2019
Assignee:
2929 WALNUT STREET
PHILADELPHIA, PENNSYLVANIA 19104
Correspondent:
DONNA LINTZ
2929 WALNUT STREET
PHILADELPHIA, PA 19104
Assignment: 2
Reel/Frame:
054696/0619Recorded: 12/18/2020Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
07/29/2020
Assignee:
2929 WALNUT STREET
PHILADELPHIA, PENNSYLVANIA 19104
Correspondent:
DONNA LINTZ
2929 WALNUT STREET
PHILADELPHIA, PA 19104

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