IP Library › Assignment 029658/0090
Patent Assignment
Reel/Frame 029658/0090

Assignment of Assignor's Interest

Recorded: 2013-01-18 Pages: 2
Assignor
HALL, DAVID R.
Executed: 2012-11-14
Assignee
SCHLUMBERGER TECHNOLOGY CORPORATION
5599 SAN FELIPE, SUITE 1600, HOUSTON, TEXAS, 77056
Covered Property (1)
Tracking Shearing Cutters on a Fixed Bladed Drill Bit with Pointed Cutting Elements
Patent: 8,839,888 →
Application: 12/766,555 →
Publication: US 2011/0259650
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Apr 23, 2010
From: CROCKETT, RONALD B., MR.; SKEEM, MARCUS, MR.; LEANY, FRANCIS, MR.; WEBB, CASEY, MR.
To: HALL, DAVID R., MR.
Reel/Frame 024283/0485 →
Assignment of Assignor's Interest Jul 15, 2015
From: HALL, DAVID R.
To: NOVATEK IP, LLC
Reel/Frame 036109/0109 →
Assignment of Assignor's Interest May 5, 2017
From: NOVATEK IP, LLC
To: SCHLUMBERGER TECHNOLOGY CORPORATION
Reel/Frame 042250/0234 →