Patent Assignment
Reel/Frame 031309/0493
Assignment of Assignor's Interest
Recorded: 2013-09-23
Pages: 8
Assignor
DAETWYLER SEALING TECHNOLOGIES DEUTSCHLAND GMBH
Executed: 2012-09-17
Assignee
DAETWYLER SEALING TECHNOLOGIES DEUTSCHLAND GMBH
EISENACHER LANDSTRASSE 70, WALTERSHAUSEN, 99880, GERMANY
Covered Property
(1)
Sealing Arrangement for Tunnel Segments
Patent:
6,267,536 →
Application:
09/423,323 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Nov 4, 1999
From: ADACHI, JUNN; GLANG, SIEGFRIED; KASSEL, DIETER
To: PHOENIX AKTIENGESELLSCHAFT
Reel/Frame 010477/0199 →
Assignment of Assignor's Interest
Dec 7, 2006
From: PHOENIX AG
To: PHOENIX DICHTUNGSTECHNIK GMBH
Reel/Frame 018654/0644 →
Assignment of Assignor's Interest
Dec 18, 2012
From: PHOENIX DICHTUNGSTECHNIK GMBH
To: DAETWYLER SEALING TECHNOLOGIES DEUTSCHLAND GMH
Reel/Frame 029489/0415 →