IP Library Assignment 006983/0848
Patent Assignment
Reel/Frame 006983/0848

Assignment of Assignor's Interest

Recorded: 1994-05-17 Pages: 3
Assignor
WANNER, ERNST
Executed: 1994-04-11
Assignee
ABB MANAGEMENT AG
P.O. BOX, CH-5401 BADEN, SWITZERLAND
Covered Property (1)
Direct Current-Electric Arc Furnace System
Patent: 5,438,588 →
Application: 08/214,211 →
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jun 5, 1998
From: ASEA BROWN BOVERI AG
To: CONCAST STANDARD AG
Reel/Frame 009227/0167 →