IP Library Assignment 004894/0397
Patent Assignment
Reel/Frame 004894/0397

Assignment of Assignors Interest.

Recorded: 1988-06-13 Pages: 1
Assignors
MC EWEN, TERENCE D.
Executed: 1987-09-01
HANSEN, JOHN D.
Executed: 1987-09-01
Assignee
USG INTERIORS, INC.
101 SOUTH WACKER DRIVE, A DE CORP., CHICAGO, ILLINOIS, 60606
Covered Property (1)
Dispersant Coated Mineral Fiber in a Drilling Fluid
Patent: 4,767,549 →
Application: 07/143,268 →
Related Assignments (7)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest May 20, 1996
From: USG INTERIORS, INC., A CORP. OF DELAWARE
To: THERMAFIBER, LLC
Reel/Frame 007945/0335 →
Security Agreement Jul 12, 1996
From: THERMAFIBER, LLC
To: COMERICA BANK
Reel/Frame 008194/0018 →
Security Agreement Apr 23, 1998
From: THERMAFIBER, LLC
To: CIT GROUP/BUSINESS CREDIT, INC., THE
Reel/Frame 009123/0265 →
Security Interest May 17, 1999
From: AMERICAN ROCKWOOL, INC.; THERMAFIBER, LLC; CT ACOUSTICS, INC.; AMERICAN ROCK WOOL ACQUISITION CORP.
To: ABLECO FINANCE LLC, AS COLLATERAL AGENT
Reel/Frame 009968/0111 →
Termination of Security Agreement Aug 17, 2007
From: COMERICA BANK
To: THERMAFIBER, LLC
Reel/Frame 019704/0833 →
Security Agreement Apr 29, 2010
From: THERMAFIBER, INC.; AMERICAN ROCKWOOL, INC.; TF HOLDING CORP.
To: GLOBAL LEVERAGED CAPITAL PRIMARY CREDIT FUND, LLC
Reel/Frame 024312/0340 →
Release of Security Interest Jun 21, 2012
From: GLOBAL LEVERAGED CAPITAL PRIMARY CREDIT FUND, LLC
To: THERMAFIBER, INC.; AMERICAN ROCKWOOL, INC.; TF HOLDING CORP.
Reel/Frame 028422/0176 →