Patent Assignment
Reel/Frame 007512/0139
Assignment of Assignor's Interest
Recorded: 1995-06-06
Pages: 4
Assignors
CHEN, SHIOU-SHAN
Executed: 1995-05-19
HWANG, SHYH-YUAN
Executed: 1995-05-19
OLEKSY, SLAWOMIR A.
Executed: 1995-05-19
RAM, SANJEEV
Executed: 1995-05-19
Assignee
RAYTHEON ENGINEERS & CONSTRUCTORS, INC.
141 SPRING STREET, LEXINGTON, MASSACHUSETTS, 02173
Covered Property
(1)
Method and Apparatus for Treating Dehydrogenation Catalysts
Patent:
5,686,369 →
Application:
08/467,301 →
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger and Change of Name
Mar 21, 2001
From: RAYTHEON ENGINEERS & CONSTRUCTORS, INC.
To: WASHINGTON GROUP INTERNATIONAL, INC.
Reel/Frame 011648/0441 →
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 →
Release of Security Agreement
Apr 24, 2003
From: CREDIT SUISSE FIRST BOSTON
To: WASHINGTON GROUP INTERNATIONAL, INC.
Reel/Frame 013986/0457 →
Release of Security Agreement
Apr 24, 2003
From: CREDIT SUISSE FIRST BOSTON
To: WASHINGTON GROUP INTERNATIONAL, INC.
Reel/Frame 013986/0470 →
Assignment of Assignor's Interest
Jul 10, 2003
From: WASHINGTON GROUP INTERNATIONAL, INC.
To: STONE & WEBSTER, INC.
Reel/Frame 014261/0158 →
Assignment of Assignor's Interest
May 14, 2012
From: STONE & WEBSTER, INC.
To: STONE & WEBSTER PROCESS TECHNOLOGY, INC.
Reel/Frame 028204/0349 →