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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
11/23/2021
Application #:
16568008
Filing Dt:
09/11/2019
Publication #:
Pub Dt:
04/09/2020
Inventor:
Asegun Henry
Title:
DEPOSITION PREVENTION BY SWEEP GAS
Assignment: 1
Reel/Frame:
050843/0388Recorded: 10/28/2019Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
06/13/2019
Assignee:
77 MASSACHUSETTS AVENUE
CAMBRIDGE, MASSACHUSETTS 02139
Correspondent:
JOHN S. HARMON
WOLF, GREENFIELD & SACKS, P.C.
600 ATLANTIC AVENUE
BOSTON, MA 02210
Assignment: 2
Reel/Frame:
063379/0561Recorded: 04/19/2023Pages: 2
Conveyance:
CONFIRMATORY LICENSE (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
01/06/2023
Assignee:
1000 INDEPENDENCE AVE., SW
WASHINGTON, DISTRICT OF COLUMBIA 20585
Correspondent:
BRENDA K. BANKS
1000 INDEPENDENCE AVE.
WASHINGTON, DC 20585

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