Patent Assignment
Reel/Frame 007505/0870
Assignment of Assignor's Interest
Recorded: 1995-06-20
Pages: 4
Assignor
DEGUSSA AKTIENGESELLSCHAFT
Executed: 1995-06-09
Assignee
DURFERRIT GMBH THERMOTECHNIK
INDUSTRIESTRASSE 3, MANNHEIM, 68169, GERMANY
Covered Properties
(4)
Process for the Removal of Alkali Metal Nitrite from Nitrate Containing Salt Bath
Patent:
4,717,429 →
Application:
06/893,513 →
Process for Nitrocarburizing Components Made from Steel
Patent:
5,102,476 →
Application:
07/592,445 →
Method of Improving the Corrosion Resistance of Carbonitrided Components Made of Ferrous Materials
Patent:
5,288,340 →
Application:
07/746,427 →
Camera Finder System and Related Control Method
Patent:
5,539,490 →
Application:
08/274,478 →
Related Assignments
(9)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Sep 24, 1987
From: KUNST, HELMUT; SCONDO, CHRISTIAN
To: DEGUSSA AKTIENGESELLSCHAFT
Reel/Frame 004764/0527 →
Assignment of Assignors Interest.
Aug 16, 1991
From: CHRIST, ULRICH; KUNST, HELMUT; WAHL, GEORG
To: DEGUSSA AKTIENGESELLSCHAFT A GERMAN CORPORATION
Reel/Frame 005819/0828 →
Assignment of Assignors Interest.
Sep 10, 1991
From: WAHL, GEORG
To: DEGUSSA AKTIENGESELLSCHAFT
Reel/Frame 005828/0922 →
Assignment of Assignor's Interest
Jul 13, 1994
From: KANG, HYEONG-WON; NAM, PYEONG-DEOK
To: SAMSUNG AEROSPACE INDUSTRIES, LTD.
Reel/Frame 007100/0498 →
Assignment of Assignor's Interest
May 20, 1999
From: DUFERRIT GMBH THERMOTECHNIK
To: HOUGHTON DURFERRIT GMBH
Reel/Frame 009958/0510 →
Assignment of Assignor's Interest
Nov 4, 1999
From: DURFERRIT GMBH THERMOTECHNIK
To: HOUGHTON DURFERRIT GMBH
Reel/Frame 010351/0748 →
Change of Name
Jul 8, 2009
From: SAMSUNG AEROSPACE INDUSTRIES, LTD.
To: SAMSUNG TECHWIN CO., LTD.
Reel/Frame 022928/0001 →
Assignment of Assignor's Interest
Jul 15, 2009
From: SAMSUNG TECHWIN CO., LTD.
To: SAMSUNG DIGITAL IMAGING CO., LTD.
Reel/Frame 022951/0956 →
Merger
May 10, 2011
From: SAMSUNG DIGITAL IMAGING CO., LTD.
To: SAMSUNG ELECTRONICS CO., LTD.
Reel/Frame 026250/0482 →