IP Library › Assignment 015952/0569
Patent Assignment
Reel/Frame 015952/0569

Assignment of Assignor's Interest

Recorded: 2004-11-01 Pages: 2
Assignors
GROEHL, ALEXANDER
Executed: 2004-09-29
HIRSCH, ROBERT
Executed: 2004-09-29
ROELFSEMA, KLAAS W.
Executed: 2004-10-18
Assignee
SCHOTT SPEZIALGLAS GMBH
MAINZ, GERMAN DEMOCRATIC REPUBLIC
Covered Property (1)
Gas-Fired Heating Apparatus
Patent: 7,252,052 →
Application: 10/978,571 →
Publication: US 2005/0175951
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Mar 14, 2005
From: SCHOTT GLAS
To: SCHOTT AG
Reel/Frame 015766/0926 →
Assignment of Assignor's Interest May 4, 2007
From: SCHOTT AG
To: CERAMAT, S.COOP.
Reel/Frame 019246/0530 →