IP Library Assignment 049241/0597
Patent Assignment
Reel/Frame 049241/0597

Assignment of Assignor's Interest

Recorded: 2019-05-21 Pages: 4
Assignor
EFTIMIE, GHEORGHE
Executed: 2019-05-21
Assignee
DRECO ENERGY SERVICES ULC
4300 BANKERS HALL WEST, 888 - 3RD STREET SW, CALGARY, AB, T2P 05C5, CANADA
Covered Property (1)
Flange Casting Wireline Drum
Application: 16/418,136 →
Publication: US 2020/0199943
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Nov 11, 2021
From: DRECO ENERGY SERVICES ULC
To: NOV CANADA ULC
Reel/Frame 058731/0289 →