Patent Assignment
Reel/Frame 005068/0868
Assignment of Assignors Interest.
Recorded: 1989-05-05
Pages: 1
Assignor
WILSON, MICHAEL E.
Executed: 1989-04-14
Assignee
Covered Property
(1)
Hydrophobic Expanded Perlite Compositions and Process for Preparing the Same
Patent:
4,889,747 →
Application:
07/317,714 →
Related Assignments
(9)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Apr 13, 1990
From: PCR, INC., A CORP. OF DE
To: PCR GROUP, INC., A FL CORP.
Reel/Frame 005268/0704 →
Assignment of Assignors Interest.
Jul 23, 1990
From: PCR, INC.
To: PCR GROUP, INC.
Reel/Frame 005385/0944 →
Security Interest
Feb 22, 1994
From: THORO SYSTEM PRODUCTS, INC.; PCR ACQUISITION CORP., INC.
To: CHASE MANHATTAN BANK (NATIONAL ASSOC.), THE
Reel/Frame 006867/0617 →
Change of Name
Oct 17, 1994
From: PCR GROUP, INC.
To: PCR, INC.
Reel/Frame 007202/0809 →
Assignment of Assignor's Interest
Apr 10, 1995
From: PCR, INC.
To: THORO SYSTEM PROUDCTS, INC.
Reel/Frame 007434/0004 →
Assignment of Assignor's Interest
Nov 29, 2000
From: INTEGRATED CHEMICAL PRODUCTS ACQUISTION STATUTORY (FORMERLY THORO SYSTEM PRODUCTS INC.)
To: SKW AMERICAS, INC.
Reel/Frame 011325/0208 →
Assignment of Assignor's Interest
Nov 29, 2000
From: SKW AMERICAS, INC.
To: MBT HOLDING AG
Reel/Frame 011325/0172 →
Assignment of Assignor's Interest
Feb 20, 2001
From: INTEGRATED CHEMICAL PRODUCTS ACQUISITION STATUTORY TRUST. (FORMERLY THORO SYSTEM PRODUCTS INC.)
To: SKW AMERICAS, INC.
Reel/Frame 011541/0607 →
Assignment of Assignor's Interest
Dec 19, 2003
From: DEGUSSA CONSTRUCTION CHEMICALS (EUROPE) AG FORMERLY KNOWN AS MBT HOLDING AG
To: CONSTRUCTION RESEARCH & TECHNOLOGY GMBH
Reel/Frame 014788/0877 →