IP Library › Assignment 028416/0987
Patent Assignment
Reel/Frame 028416/0987

Assignment of Assignor's Interest

Recorded: 2012-06-21 Pages: 3
Assignors
DEN BOER, JOHANNIS JOSEPHUS
Executed: 2011-10-07
FRANZEN, ANDRE
Executed: 2011-10-07
GROEN, ALEX
Executed: 2011-10-07
VAN ROOYEN, ARTHUR ALEXANDER
Executed: 2011-10-07
Assignee
SHELL OIL COMPANY
P.O. BOX 2463, ONE SHELL PLAZA, HOUSTON, TEXAS, 772522463
Covered Property (1)
Method and System for Enhancing the Spatial Resolution of a Fiber Optical Distributed Acoustic Sensing Assembly
Patent: 9,109,944 →
Application: 13/518,012 →
Publication: US 2012/0255362
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jul 12, 2012
From: DEN BOER, JOHANNIS JOSEPHUS; FRANZEN, ANDRE; GROEN, ALEX; JOINSON, DANIEL
To: SHELL OIL COMPANY
Reel/Frame 028537/0503 →
Change of Name Mar 7, 2022
From: SHELL OIL COMPANY
To: SHELL USA, INC.
Reel/Frame 059694/0819 →