Patent Assignment
Reel/Frame 005419/0260
Assignment of Assignors Interest.
Recorded: 1990-06-11
Pages: 2
Assignor
DOERR, MARVIN L.
Executed: 1990-06-08
Assignee
HOECHST CELANESE CORPORATION
ROUTE 202-206 NORTH, A CORP OF DE, SOMERVILLE, NEW JERSEY, 08876
Covered Property
(1)
Process of Centrifugally Removing Inorganic Compounds from Polyester Glycol Recovery Bottoms
Patent:
5,158,651 →
Application:
07/536,928 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Sep 27, 1999
From: HOECHST CELANESE CORPORATION
To: ARTEVA NORTH AMERICA S.A.R.L.
Reel/Frame 010121/0798 →
Security Agreement
Mar 19, 2009
From: INVISTA NORTH AMERICA S.A.R.L.
To: DEUTSCHE BANK AG NEW YORK BRANCH, AS COLLATERAL AGENT
Reel/Frame 022416/0849 →
Release of Security Interest
Nov 10, 2011
From: DEUTSCHE BANK AG NEW YORK BRANCH
To: INVISTA NORTH AMERICA S.A.R.L.
Reel/Frame 027211/0298 →