Patent Assignment
Reel/Frame 029489/0415
Assignment of Assignor's Interest
Recorded: 2012-12-18
Pages: 2
Assignor
PHOENIX DICHTUNGSTECHNIK GMBH
Executed: 2012-09-14
Assignee
DAETWYLER SEALING TECHNOLOGIES DEUTSCHLAND GMH
ALLERFELDSTRASSE 5, SPRINGE, 31832, GERMANY
Covered Properties
(3)
Sealing Arrangement for Tunnel Segments
Patent:
6,267,536 →
Application:
09/423,323 →
Sealing Arrangement for Shaft and Tunnel Construction
Application:
13/262,306 →
Publication:
US 2012/0121338
Sealing Arrangement for Shaft and Tunnel Constructions
Related Assignments
(6)
Other recorded transfers of the patents 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
Jan 4, 2012
From: HENTSCHEL, VOLKER; HOEFT, HEIKO
To: PHOENIX DICHTUNGSTECHNIK GMBH
Reel/Frame 027476/0535 →
Assignment of Assignor's Interest
Sep 14, 2012
From: HOEFT, HEIKO; GUTSCHMIDT, HOLGER; DIENER, ANDREAS; ARTUS, ANDREAS
To: PHOENIX DICHTUNGSTECHNIK GMBH
Reel/Frame 028960/0169 →
Assignment of Assignor's Interest
Aug 27, 2013
From: DAETWYLER SEALING TECHNOLOGIES DEUTSCHLAND GMBH
To: DAETWYLER SEALING TECHNOLOGIES DEUTSCHLAND GMBH
Reel/Frame 031254/0282 →
Assignment of Assignor's Interest
Sep 23, 2013
From: DAETWYLER SEALING TECHNOLOGIES DEUTSCHLAND GMBH
To: DAETWYLER SEALING TECHNOLOGIES DEUTSCHLAND GMBH
Reel/Frame 031309/0493 →