IP Library Assignment 023421/0251
Patent Assignment
Reel/Frame 023421/0251

Assignment of Assignor's Interest

Recorded: 2009-10-26 Pages: 6
Assignors
PETERSSON, INGE
Executed: 2007-03-12
LUDWIGSON, ROBERT
Executed: 2007-03-30
Assignee
GVA CONSULTANTS AB
P O BOX 11450, GOTEBORG, 404 29, SWEDEN
Covered Property (1)
Drilling Device
Patent: 7,628,225 →
Application: 12/060,727 →
Publication: US 2009/0057011
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Sep 1, 2021
From: GVA CONSULTANTS AB
To: KELLOGG BROWN & ROOT LLC
Reel/Frame 057359/0188 →