IP Library › Assignment 022504/0854
Patent Assignment
Reel/Frame 022504/0854

Assignment of Assignor's Interest

Recorded: 2009-04-03 Pages: 2
Assignors
KRAGT, BEREND-JAN
Executed: 2007-01-26
TJEENK WILLINK, CORNELIS ANTONIE
Executed: 2007-01-26
Assignee
TWISTER B.V.
EINSTEINLAAN 10, 2289 CC RIJSWIJK, NL-2289, NETHERLANDS
Covered Property (1)
Heat Exchanger Vessel with Means for Recirculating Cleaning Particles
Patent: 7,900,691 →
Application: 11/658,523 →
Publication: US 2008/0302511
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Apr 23, 2007
From: KRAGT, BEREND-JAN; TJEENK WILLINK, CORNELIS ANTONIE
To: SHELL OIL COMPANY
Reel/Frame 019214/0546 →
Assignment of Assignor's Interest Jun 2, 2008
From: SHELL OIL COMPANY
To: TWISTER B.V.
Reel/Frame 021026/0020 →