Patent Assignment
Reel/Frame 005741/0461
Assignment of Assignors Interest.
Recorded: 1991-06-20
Pages: 3
Assignor
ENGITEC IMPIANTI S.P.A., A COMPANY OF ITALY
Executed: 1991-03-12
Assignee
Covered Property
(1)
Process for Producing Electrolytic Lead and Elemental Sulfur from Galena
Patent:
5,039,337 →
Application:
07/559,140 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Jul 30, 1990
From: OLPER, MARCO; FRACCHIA, PIERLUIGI
To: ENGITEC IMPIANTI S.P.A.
Reel/Frame 005384/0646 →
Change of Name / Assignment
Jul 21, 1999
From: ENGITEC IMPIANTI S.P.A.
To: ECOCHEM AKTIENGESELLSCHAFT
Reel/Frame 010103/0575 →
Security Agreement
Feb 15, 2007
From: THE DOE RUN RESOURCES CORPORATION
To: WACHOVIA BANK, NATIONAL ASSOCIATION, AS AGENT
Reel/Frame 018891/0644 →
Security Interest
Apr 25, 2008
From: DOE RUN RESOURCES CORPORATION
To: WACHOVIA BANK, NATIONAL ASSOCIATTION
Reel/Frame 020859/0949 →