IP Library Assignment 010149/0736
Patent Assignment
Reel/Frame 010149/0736

Assignment of Assignor's Interest

Recorded: 1999-08-06 Pages: 2
Assignors
TIBUSSEK, FRITZ
Executed: 1999-07-08
VON WIRTH, HERMANN-JOSEF
Executed: 1999-07-12
Assignee
WIRTH MASCHINEN- UND BOHRGERATEFABRIK GMBH
KOLNER STRASSE 71-78, ERKELENZ, D-418, GERMANY
Covered Property (1)
Method and Device for Driving Bore-Holes, in the Sea Bed Using a Counterflush Method
Patent: 6,422,324 →
Application: 09/319,657 →
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Dec 24, 2009
From: WIRTH MASCHINEN- UND BOHRGERATEFABRIK GMBH
To: AKER WIRTH GMBH
Reel/Frame 023699/0740 →