IP Library › Assignment 053019/0164
Patent Assignment
Reel/Frame 053019/0164

Assignment of Assignor's Interest

Recorded: 2020-06-23 Pages: 4
Assignors
EFIRD, K. DANIEL
Executed: 2020-04-05
ROTHROCK, WALTER
Executed: 2020-04-23
Assignee
NATIONAL OILWELL VARCO, L.P.
7909 PARKWOOD CIRCLE DRIVE, HOUSTON, TEXAS, 77036
Covered Properties (2)
Electrochemical Corrosion of Catalyst Material from Pcd Elements
Application: 15/514,448 →
Publication: US 2017/0282334
Electrochemical Corrosion of Catalyst Material from Pcd Elements
Application: 62/055,778 →