IP Library › Assignment 027201/0306
Patent Assignment
Reel/Frame 027201/0306

Assignment of Assignor's Interest

Recorded: 2011-11-09 Pages: 3
Assignor
JELSMA, HENK H.
Executed: 2011-11-03
Assignee
RADIAL DRILLING SERVICES, INC.
4921 SPRING CYPRESS ROAD, SPRING, TEXAS, 77379
Covered Property (1)
Fluid Injection Stimulated Heavy Oil or Mineral Production System
Patent: 7,422,059 →
Application: 11/271,231 →
Publication: US 2007/0107902
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Agreement Nov 23, 2011
From: RADIAL DRILLING SERVICES INC.
To: MAIN STREET CAPITAL CORPORATION
Reel/Frame 027281/0364 →
Assignment of Assignor's Interest Oct 5, 2016
From: RADIAL DRILLING SERVICES, INC.
To: SCHLUMBERGER TECHNOLOGY CORPORATION
Reel/Frame 039948/0451 →