IP Library Assignment 004171/0772
Patent Assignment
Reel/Frame 004171/0772

Assignment of Assignors Interest.

Recorded: 1983-09-21 Pages: 1
Assignor
MARTINEZ, JOHN L.
Executed: 1983-09-12
Assignee
Covered Property (1)
Method for Conducting Wet Grinding of Phosphate Rock in a Phosphoric Acid Production Plant
Patent: 4,485,077 →
Application: 06/522,390 →
Related Assignments (7)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Aug 28, 2000
From: BADGER COMPANY, INC., THE
To: RAYTHEON ENGINEERS & CONSTRUCTORS, INC.
Reel/Frame 011077/0845 →
Technology Transfer Agreement Aug 28, 2000
From: BADGER COMPANY, INC., THE
To: RAYTHEON ENGINEERS & CONSTRUCTORS, INC.
Reel/Frame 011077/0857 →
Security Interest Jun 28, 2001
From: WASHINGTON GROUP INTERNATIONAL, INC. F/K/A MORRISON KNUDSEN CORP.
To: CREDIT SUISSE FIRST BOSTON
Reel/Frame 011958/0038 →
Merger & Change of Name Jan 9, 2002
From: RAYTHEON ENGINEERS & CONSTRUCTORS, INC.
To: WASHINGTON GROUP INTERNATIONAL, INC.
Reel/Frame 012435/0884 →
Release of Security Agreement Apr 24, 2003
From: CREDIT SUISSE FIRST BOSTON
To: WASHINGTON GROUP INTERNATIONAL, INC.
Reel/Frame 013986/0470 →
Release of Security Agreement Apr 24, 2003
From: CREDIT SUISSE FIRST BOSTON
To: WASHINGTON GROUP INTERNATIONAL, INC.
Reel/Frame 013986/0457 →
Assignment of Assignor's Interest Jul 10, 2003
From: WASHINGTON GROUP INTERNATIONAL, INC.
To: STONE & WEBSTER, INC.
Reel/Frame 014261/0158 →