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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
01/17/2012
Application #:
11597495
Filing Dt:
01/02/2008
Publication #:
Pub Dt:
08/28/2008
Inventors:
Marvin Estenfelder, Helmut Hartsberger, Christian Guckel
Title:
CATALYST AND METHOD FOR PRODUCING PHTHALIC ANHYDRIDE
Assignment: 1
Reel/Frame:
018844/0401Recorded: 01/29/2007Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
12/12/2006
Exec Dt:
01/03/2007
Exec Dt:
12/04/2006
Assignee:
LENBACHPLATZ 6
MUNCHEN, GERMANY D-80333
Correspondent:
SCOTT R. COX
500 W. JEFFERSON STREET, SUITE 2100
LOUISVILLE, KENTUCKY 40202
Assignment: 2
Reel/Frame:
028849/0765Recorded: 08/27/2012Pages: 38
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
06/18/2012
Assignee:
LENBACHPLATZ 6
MUNICH, GERMANY 80333
Correspondent:
DANIEL M. GURFINKEL
120 SOUTH LASALLE STREET, SUITE 1400
CHICAGO, IL 60603
Assignment: 3
Reel/Frame:
055050/0928Recorded: 01/27/2021Pages: 7
Conveyance:
NUNC PRO TUNC ASSIGNMENT (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
11/11/2020
Assignee:
ROTHAUSSTRASSE 61
4132 MUTTENZ, SWITZERLAND
Correspondent:
JOHN P. MURTAUGH/PEARNE & GORDON LLP
1801 EAST 9TH STREET, SUITE 1200
CLEVELAND, OH 44114-3108

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