Patent Assignment
Reel/Frame 048492/0138
Change of Name
Recorded: 2019-03-04
Pages: 25
Assignor
IKO MINERALS GMBH
Executed: 2003-07-15
Assignee
S & B INDUSTRIAL MINERALS GMBH
DUISBURGER STR. 69-73, OBERHAUSEN, 46049, GERMANY
Covered Property
(1)
Method for Producing a Moulding Sand That Is in Particular Recirculated, for Foundry Purposes
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jan 10, 2005
From: GREFHORST, CORNELIS; KOCH, KARL
To: IKO MINERALS GMBH
Reel/Frame 016134/0502 →
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 →