IP Library › Assignment 022252/0455
Patent Assignment
Reel/Frame 022252/0455

Assignment of Assignor's Interest

Recorded: 2009-02-12 Pages: 4
Assignor
NOTHELFER UK LIMITED
Executed: 2009-01-27
Assignee
THYSSENKRUPP DRAUZ NOTHELFER GMBH
WEIPERSTSTRAUSSE 37, 74076 HEILBRONN, GERMANY
Covered Property (1)
Drilling Apparatus and Method
Patent: 7,774,918 →
Application: 11/546,730 →
Publication: US 2007/0175015
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Dec 22, 2006
From: AINSWORTH, STEPHEN JOSEPH
To: NOTHELFER UK LIMITED
Reel/Frame 018673/0129 →