Patent Assignment
Reel/Frame 009178/0460
Assignment of Assignor's Interest
Recorded: 1998-05-26
Pages: 14
Assignor
SGL CARBON AG
Executed: 1994-12-21
Assignee
SGL TECHNIK GMBH
WERNER-VON-SIEMENS STR. 18, MEITINGEN, D-864, GERMANY
Covered Properties
(6)
Method and Apparatus for Extracting Saturated Steam in the Synthesis of Hydrogen Chloride Gas
Patent:
4,903,641 →
Application:
07/316,415 →
Connection of Carbon or Graphite Tubes
Patent:
4,921,283 →
Application:
07/355,404 →
Tube for a Shell and Tube Heat Exchanger and Process for the Manufacture Thereof
Patent:
5,211,220 →
Application:
07/364,788 →
Corrosion and Heat-Resistant Ordered Packing for Mass Transfer and Heat Exchange Processes
Patent:
5,281,479 →
Application:
07/837,245 →
Fiber-Reinforced Plastic Cylinder with an Outer Wear-Resistant Layer of Filler-Containing Plastic and a Method for Producing the Same
Patent:
5,387,172 →
Application:
08/106,136 →
Process for the Preparation of a Metal and Graphite Laminate
Patent:
5,509,993 →
Application:
08/217,598 →
Related Assignments
(9)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Dec 11, 1989
From: GOHL, EDUARD; MULLER, JOHANN; SPADERNA, ALOIS
To: SIGRI GMBH, MEITINGEN, FED. REP. OF GERMANY, A CORP. OF GERMANY
Reel/Frame 005190/0599 →
Assignment of Assignors Interest.
Feb 12, 1990
From: SCHAFFNER, KURT; SWOZIL, ADOLF; ULLMANN, GERHARD
To: SIGRI GMBH, A GERMAN CORP.
Reel/Frame 005232/0551 →
Assignment of Assignors Interest.
Apr 20, 1993
From: SWOZIL, ADOLF; ULLMAN, GERHARD
To: SIGRI GREAT LAKES CARBON GMBH
Reel/Frame 006498/0667 →
Change of Name Effective on 06/24/1992
Apr 20, 1993
From: SIGRI GMBH
To: SIGRI GREAT LAKES CARBON GMBH
Reel/Frame 006504/0263 →
Assignment of Assignor's Interest
Nov 1, 1993
From: RITTNER, SIEGBERT; SPISKE, JUERGEN; KOMPALIK, DIETER; GRUBER, UDO
To: SIGRI GREAT LAKES CARBON GMBH
Reel/Frame 006744/0507 →
Assignment of Assignor's Interest
Nov 18, 1994
From: HABENICHT, HINRICH; WOHLETZ, BERND
To: SIGRI GREAT LAKES CARBON GMBH
Reel/Frame 007214/0788 →
Assignment of Assignor's Interest
Feb 5, 1996
From: HIRSCHVOGEL, ALFRED
To: SIGRI GREAT LAKES CARBON GMBH
Reel/Frame 007794/0713 →
Change of Name
Dec 9, 1996
From: SIGRI GREAT LAKES CARBON GMBH
To: SGL CARBON AKTIENGESELLSCHAFT
Reel/Frame 008251/0932 →
Change of Name
Jan 11, 2002
From: SIGRI GREAT LAKES CARBON GMBH
To: SGL CARBON AG
Reel/Frame 012463/0222 →