IP Library Assignment 024518/0435
Patent Assignment
Reel/Frame 024518/0435

Assignment of Assignor's Interest

Recorded: 2010-06-10 Pages: 3
Assignor
WITZ, JOEL ARON
Executed: 2010-06-02
Assignee
BHP BILLITON PETROLEUM PTY. LIMITED
600 BOURKE STREET, MELBOURNE, VIC, 3000, AUSTRALIA
Covered Property (1)
Improvements Relating to Pipe
Patent: 8,708,606 →
Application: 12/677,852 →
Publication: US 2011/0268508
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Dec 19, 2017
From: BHP BILLITON PETROLEUM PTY LTD
To: DUNLOP OIL AND MARINE LTD
Reel/Frame 044427/0238 →