Patent Assignment
Reel/Frame 004421/0984
Assignment of Assignors Interest.
Recorded: 1985-06-21
Pages: 1
Assignors
KIRSHENBAUM, GERALD S.
Executed: 1985-05-16
GOLDIN, MICHAEL
Executed: 1985-05-17
CASE, W. ALAN
Executed: 1985-05-08
Assignee
CELANESE CORPORATION, A CORP OF DE
1211 AVENUE OF THE AMERICAS, NEW YORK, NEW YORK, 10036
Covered Property
(1)
Process for Making Molding Grade Polyethylene Terephthalate
Patent:
4,609,721 →
Application:
06/747,211 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Aug 18, 1999
From: CELANESE CORPORATION
To: ARTEVA NORTH AMERICA S.A.R.L.
Reel/Frame 010024/0624 →
Security Interest
Jun 23, 2004
From: INVISTA NORTH AMERICA S.A.R.L. F/K/A ARTEVA NORTH AMERICA S.A.R.
To: JPMORGAN CHASE BANK, N.A.
Reel/Frame 015592/0824 →
Change of Name
Jul 30, 2004
From: ARTEVA NORTH AMERICA S.A.R.L.
To: INVISTA NORTH AMERICA S.A.R.L.
Reel/Frame 014920/0600 →
Release of U.S. Patent Security Interest
Mar 19, 2009
From: JPMORGAN CHASE BANK, N.A., AS ADMINISTRATIVE AGENT AND COLLATERAL AGENT (F/K/A JPMORGAN CHASE BANK)
To: INVISTA NORTH AMERICA S.A.R.L. (F/K/A ARTEVA NORTH AMERICA S.A.R.L.)
Reel/Frame 022427/0001 →