IP Library › Assignment 016134/0502
Patent Assignment
Reel/Frame 016134/0502

Assignment of Assignor's Interest

Recorded: 2005-01-10 Pages: 2
Assignors
GREFHORST, CORNELIS
Executed: 2004-08-10
KOCH, KARL
Executed: 2004-08-10
Assignee
IKO MINERALS GMBH
SCHMIELENFELDSTRASSE 78, D-45772 MARL, GERMANY
Covered Property (1)
Method for Producing a Moulding Sand That Is in Particular Recirculated, for Foundry Purposes
Patent: 7,188,660 →
Application: 10/503,780 →
Publication: US 2005/0121168
Related Assignments (4)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Mar 4, 2019
From: IKO MINERALS GMBH
To: S & B INDUSTRIAL MINERALS GMBH
Reel/Frame 048492/0138 →
Assignment of Assignor's Interest Mar 4, 2019
From: IMERYS METALCASTING GERMANY GMBH
To: IMERTECH SAS
Reel/Frame 048492/0231 →
Change of Name Mar 4, 2019
From: S & B INDUSTRIAL MINERALS GMBH
To: IMERYS METALCASTING GERMANY GMBH
Reel/Frame 048498/0304 →
Assignment of Assignor's Interest Aug 26, 2025
From: IMERTECH SAS
To: IMERYS METALCASTING GERMANY GMBH
Reel/Frame 072116/0538 →