Patent Assignment
Reel/Frame 006942/0205
Assignment of Assignor's Interest
Recorded: 1994-04-18
Pages: 5
Assignors
BARKER, BRUCE J.
Executed: 1993-04-22
WEBER, WILLIAM C.
Executed: 1993-09-22
WEST, WILLIAM J.
Executed: 1993-10-18
Assignee
OGLEBAY NORTON COMPANY
1100 SUPERIOR AVENUE, CLEVELAND, OHIO, 44114
Covered Property
(1)
Process and Additive for the Ladle Refining of Steel
Patent:
5,397,379 →
Application:
08/124,530 →
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jul 27, 1998
From: OGLEBAY NORTON CORPORATION
To: PERFORMIX TECHNOLOGIES, LTD.
Reel/Frame 009342/0221 →
Security Interest
Feb 22, 2006
From: MAGNESIUM TECHNOLOGIES CORPORATION
To: BANK OF MONTREAL
Reel/Frame 017275/0298 →
Assignment of Assignor's Interest
May 7, 2007
From: PERFORMIX TECHNOLOGIES, LTD.; 101 TIDEWATER PROPERTIES, LLC; 8151 RANGER PROPERTIES, LLC
To: HARSCO CORPORATION
Reel/Frame 019254/0022 →
Assignment of Assignor's Interest
Oct 1, 2007
From: HARSCO CORPORATION
To: HARSCO TECHNOLOGIES CORPORATION
Reel/Frame 019899/0403 →
Assignment of Assignor's Interest
Jan 25, 2008
From: HARSCO CORPORATION
To: HARSCO TECHNOLOGIES CORPORATION
Reel/Frame 020403/0981 →