IP Library Assignment 007988/0787
Patent Assignment
Reel/Frame 007988/0787

Assignment of Assignor's Interest

Recorded: 1996-06-07 Pages: 3
Assignors
PATZELT, NORBERT
Executed: 1996-04-17
KNECHT, JOHANN
Executed: 1996-04-17
Assignee
KRUPP POLYSIUS AG
GRAF-GALEN-STR. 17, 59269 BECKUM, GERMANY
Covered Property (1)
Method of Extracting Metals from Ore Material
Patent: 5,642,863 →
Application: 08/626,209 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Jan 23, 2003
From: KRUPP POLYSIUS AG
To: POLYSIUS AG
Reel/Frame 013684/0695 →
Change of Name Aug 3, 2011
From: POLYSIUS AG
To: THYSSENKRUPP POLYSIUS AKTIENGESELLSCHAFT
Reel/Frame 026691/0957 →