IP Library Assignment 049258/0928
Patent Assignment
Reel/Frame 049258/0928

Assignment of Assignor's Interest

Recorded: 2019-05-22 Pages: 4
Assignors
AKKERMAN, NEIL H.
Executed: 2017-03-03
BARTON, JOHN A.
Executed: 2017-03-07
Assignee
ABD TECHNOLOGIES LLC
2910 MID LANE, HOUSTON, TEXAS, 77027
Covered Property (1)
Top-Down Fracturing System
Application: 16/408,734 →
Publication: US 2019/0271215
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Jan 14, 2022
From: ABD TECHNOLOGIES LLC
To: ABD SYSTEMS LLC
Reel/Frame 058750/0900 →