Patent Assignment
Reel/Frame 006239/0573
Assignment of Assignors Interest.
Recorded: 1992-08-13
Pages: 3
Assignee
DISCOVERY CHEMICALS, INC.
A CORP. OF LOUISIANA, 3502 SOUTH RIVERVIEW DRIVE, PORT ALLEN, LOUISIANA, 70767
Covered Property
(1)
HC1 Adsorbent and Method for Making and Using Same
Patent:
5,316,998 →
Application:
07/878,857 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger
Nov 21, 2003
From: DISCOVERY CHEMICALS, INC.
To: DISCOVERY ALUMINAS, INC.
Reel/Frame 014146/0280 →
Security Agreement
Mar 4, 2004
From: ALMATIS AC, INC.
To: BANK OF NOVA SCOTIA, THE
Reel/Frame 014409/0402 →
Assignment of Assignor's Interest
Aug 3, 2004
From: DISCOVERY ALUMINAS, INC.
To: ALMATIS AC, INC.
Reel/Frame 014934/0512 →
Release of Security Interest - Patents
Sep 28, 2005
From: BANK OF NOVA SCOTIA
To: ALMATIS AC, INC.
Reel/Frame 016593/0730 →