IP Library › Assignment 046256/0541
Patent Assignment
Reel/Frame 046256/0541

Assignment of Assignor's Interest

Recorded: 2018-07-03 Pages: 6
Assignors
ZHANG, YOUHE
Executed: 2018-07-02
SONG, HUIMIN
Executed: 2018-06-28
Assignee
SMITH INTERNATIONAL, INC.
1310 RANKIN ROAD, HOUSTON, TEXAS, 77073
Covered Property (1)
Drill Bit Body Construction
Application: 15/966,004 →
Publication: US 2018/0320449
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Mar 30, 2021
From: SMITH INTERNATIONAL, INC.
To: SCHLUMBERGER TECHNOLOGY CORPORATION
Reel/Frame 055760/0636 →