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Patent Assignment Abstract of Title
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Total Assignments: 4
Patent #:
Issue Dt:
12/25/2001
Application #:
09269633
Filing Dt:
03/30/1999
Inventors:
HEIKO BECKHAUS, JURGEN MUNNIG, WOLFGANG LORENZ, KARL SCHUMACHER
Title:
METHOD FOR UPGRADING USED SULFURIC ACIDS
Assignment: 1
Reel/Frame:
009924/0554Recorded: 03/30/1999Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
03/08/1999
Exec Dt:
03/12/1999
Exec Dt:
03/12/1999
Exec Dt:
03/15/1999
Assignee:
PATENT UND LIZENZEN
KONZERNBEREICH RP
D-51368 LEVERKUSEN, GERMANY
Correspondent:
BAYER CORPORATION
LYNDANNE M. WHALEN
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 2
Reel/Frame:
038364/0236Recorded: 04/06/2016Pages: 55
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
09/01/2015
Assignee:
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Correspondent:
DONALD R. PALLADINO
1 COVESTRO CIRCLE
BLDG 4
PITTSBURGH, PA 15205
Assignment: 3
Reel/Frame:
038399/0358Recorded: 03/22/2016Pages: 55
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
09/01/2015
Assignee:
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Correspondent:
DONALD R. PALLADINO
1 COVESTRO CIRCLE
BLDG 4
PITTSBURGH, PA 15205
Assignment: 4
Reel/Frame:
038044/0799Recorded: 03/09/2016Pages: 16
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
02/29/2016
Assignee:
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Correspondent:
DONALD R. PALLADINO
1 COVESTRO CIRCLE
BLDG. 4
PITTSBURGH, PA 15205

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