Patent Assignment
Reel/Frame 056077/0550
Assignment of Assignor's Interest
Recorded: 2021-04-28
Pages: 2
Assignor
SMITH INTERNATIONAL, INC.
Executed: 2021-04-21
Assignee
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE, SUGAR LAND, TEXAS, 77478
Covered Properties
(4)
Cutting Elements Having Cutting Edges with Continuous Varying Radii and Bits Incorporating the Same
Cutting Elements Having Cutting Edges with Continuous Varying Radii and Bits Incorporating the Same
Cutting Elements Having Cutting Edges with Continuous Varying Radii and Bits Incorporating the Same
Patent:
48,524 →
Application:
15/720,844 →
Cutting elements having cutting edges with continuous varying radii
Application:
60/750,457 →
Related Assignments
(2)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Feb 8, 2007
From: SHEN, YUELIN; ZHANG, YOUHE (JOHN); JANSSEN, MICHAEL
To: SMITH INTERNATIONAL, INC.
Reel/Frame 018900/0972 →
Assignment of Assignor's Interest
Apr 2, 2014
From: SHEN, YUELIN; ZHANG, YOUHE; JANSSEN, MICHAEL
To: SMITH INTERNATIONAL, INC.
Reel/Frame 032586/0124 →