IP Library Assignment 004839/0868
Patent Assignment
Reel/Frame 004839/0868

Assignment of Assignors Interest.

Recorded: 1987-12-15 Pages: 1
Assignor
PRENN, OTTO E.
Executed: 1987-11-30
Assignee
STELCO INC.
STELCO TOWER, HAMILTON, ONTARIO L8N 3T1, CANADA
Covered Property (1)
Process for Upset Forging of Long Stands of Metal Bar Stock
Patent: 4,838,062 →
Application: 07/133,340 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Amalgamation Feb 23, 2006
From: ALTASTEEL LTD.
To: ALTASTEEL LTD.
Reel/Frame 017982/0703 →
Assignment of Assignor's Interest Feb 23, 2006
From: STELCO INC.
To: MOLYCOP STEEL INC.
Reel/Frame 017596/0126 →