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Patent Assignment Assignor Details
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Assignor Name : ESSER, KLAUS
Total Assignments: 12
Assignment: 1
Reel/Frame:003913/0824   Pages: 1
Recorded: 09/30/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
ESSER, KLAUS
Exec Dt:
06/24/1980
2
DURR, HELMUT
Exec Dt:
06/24/1980
3
PLATH, DIETER
Exec Dt:
06/24/1980
Assignee
1
HOECHST AKTIENGESELLSCHAFT, A CORP.OF GERMANY
D-6230 FRAKFURT AM MAIN 80, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4322325
NONE
06163968
Correspondence name and address
HAMMOND & LITTELL
420 LEXINGTON AVE., STE 2520
NEW YORK, NY 10017
Assignment: 2
Reel/Frame:004071/0739   Pages: 1
Recorded: 12/10/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
JOHANNES, GERHARD
Exec Dt:
09/23/1981
2
DURR, HELMUT
Exec Dt:
09/23/1981
3
PLATH, DIETER
Exec Dt:
09/23/1981
4
SCHNEIDER, DIEDRICH
Exec Dt:
09/23/1981
5
ESSER, KLAUS
Exec Dt:
09/23/1981
Assignee
1
HOECHST AKTIENGESELLSCHAFT
D-6230 FRANKFURT AM MAIN 80, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4383055
NONE
06309505
Correspondence name and address
HAMMOND & LITTELL
WEISSENBERGER & MUSERLIAN
420 LEXINGTON AVE., STE. 2520
NEW YORK, NY 10170
Assignment: 3
Reel/Frame:004847/0097   Pages: 1
Recorded: 04/01/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BLEHER, FRITZ
Exec Dt:
12/02/1986
2
ESSER, KLAUS
Exec Dt:
12/02/1986
3
HACKER, HANS-EUGEN
Exec Dt:
12/02/1986
4
HESS-BAUER, RUDI
Exec Dt:
12/02/1986
5
KEHRER, EUGEN
Exec Dt:
12/02/1986
6
WALDVOGEL, HARTMUT
Exec Dt:
12/02/1986
Assignee
1
HERMANN WANGNER GMBH & CO. KG
FOHRSTRASSE 39
D-7410 REUTLINGEN 1, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4750253
NONE
06944116
Correspondence name and address
SUGHRUE, MION, ZINN, MACPEAK & SEAS
1776 K STREET, N.W.
WASHINGTON, DC 20006
Assignment: 4
Reel/Frame:005544/0081   Pages: 2
Recorded: 12/19/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
ESSER, KLAUS
Exec Dt:
03/02/1990
2
HACKER, HANS-EUGEN
Exec Dt:
03/02/1990
Assignee
1
HERMANN WANGNER GMBH & CO. KG
FOHRSTRASSE 39
D-7410 REUTLINGEN 1, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5003675
NONE
07495963
Correspondence name and address
SUGHRUE, MION, ZINN, MACPEAK & SEAS
2100 PENNSYLVANIA AVENUE, N. W.
WASHINGTON, DC 20037
Assignment: 5
Reel/Frame:005618/0998   Pages: 2
Recorded: 02/26/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
HACKER, HANS-EUGEN
Exec Dt:
01/30/1991
2
ESSER, KLAUS
Exec Dt:
01/30/1991
Assignee
1
HERMANN WANGNER GMBH & CO KG, FOHRSTRASSE 39, D-7410 REUTLINGEN 1, FED. REP. OF GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5134759
NONE
07660826
Correspondence name and address
ROBERT V. SLOAN
SUGHRUE, MION, ZINN, MACPEAK & SEAS
2100 PENNSYLVANIA AVE., N.W.
WASHINGTON, DC 20037-3202
Assignment: 6
Reel/Frame:006421/0351   Pages: 3
Recorded: 02/04/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
LINDEN, GUNTER
Exec Dt:
01/29/1993
2
VOGELEY, DETLEF
Exec Dt:
01/29/1993
3
ESSER, KLAUS
Exec Dt:
02/01/1993
Assignee
1
KAUTEX WERKE REINOLD HAGEN AG.
5300 BONN 3, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5326514
NONE
08013596
Correspondence name and address
WILLIAM W. SCHWARZE
PANITCH SCHWARZE JACOBS & NADEL
1601 MARKET STREET
36TH FLOOR
PHILADELPHIA, PA 19103-2398
Assignment: 7
Reel/Frame:007853/0675   Pages: 3
Recorded: 03/18/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ESSER, KLAUS
Exec Dt:
02/06/1996
2
KARSCH, ULRICH
Exec Dt:
02/06/1996
3
RUNKEL, JURGEN
Exec Dt:
02/06/1996
4
GRUNWALD, HEINRICH
Exec Dt:
02/06/1996
5
NAUENBURG, KLAUS
Exec Dt:
02/06/1996
6
WEICHART, JURGEN
Exec Dt:
02/06/1996
7
DIENER, CHRISTOPH
Exec Dt:
02/06/1996
Assignees
1
KAUTEX WERKE REINOLD HAGEN AKTIENGESELLSCHAFT
KAUTEXSTR. 52
BONN, GERMANY 53229
2
BUCK WERKE GMBH. & CO.
GEISLINGER STR. 21
73337 BAD UBERKINGEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5677010
NONE
08553614
Correspondence name and address
HOWSON AND HOWSON
GEORGE A. SMITH, JR.
BOX 457
SPRING HOUSE, PA 19477
Assignment: 8
Reel/Frame:010365/0887   Pages: 5
Recorded: 10/29/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PUEMPEL, ANDREAS G.R.
Exec Dt:
10/25/1999
2
SAVONI, LOUIS
Exec Dt:
10/26/1999
3
KARSCH, ULRICH
Exec Dt:
10/25/1999
4
RUNKEL, JURGEN
Exec Dt:
10/25/1999
5
EULITZ, DIRK
Exec Dt:
10/25/1999
6
ESSER, KLAUS
Exec Dt:
10/25/1999
Assignee
1
KAUTEX TEXTRON GMBH. & CO. KG.
KAUTEXSSTR. 52
53229 BONN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6571978
NONE
09430809
Correspondence name and address
SEIDEL, GONDA, LAVORGNA & MONACO, P.C.
GREGORY J. LAVORGNA, ESQ.
1800 TWO PENN CENTER PLAZA
PHILADELPHIA, PA 19102
Assignment: 9
Reel/Frame:029709/0380   Pages: 4
Recorded: 01/29/2013
Attorney Dkt #:KAT076
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
ESSER, KLAUS
Exec Dt:
01/14/2013
Assignee
1
KAUTEX TEXTRON GMBH & CO. KG
KAUTEXSTR. 52
BONN, GERMANY 53229
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9956869
US20130213973
13812826
Correspondence name and address
STEVEN J. GROSSMAN
55 SOUTH COMMERCIAL STREET
MANCHESTER, NH 03101
Assignment: 10
Reel/Frame:045671/0156   Pages: 4
Recorded: 04/30/2018
Attorney Dkt #:KAT076CON
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
ESSER, KLAUS
Exec Dt:
01/14/2013
Assignee
1
KAUTEX TEXTRON GMBH & CO. KG
KAUTEXSTR. 52
BONN, GERMANY 53229
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11130400
US20180312057
15966714
Correspondence name and address
GROSSMAN, TUCKER, PERREAULT & PFLEGER, P
55 SOUTH COMMERCIAL STREET
MANCHESTER, NH 03101
Assignment: 11
Reel/Frame:034566/0721   Pages: 4
Recorded: 12/22/2014
Attorney Dkt #:KAT107
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BORCHERT, MATTHIAS
Exec Dt:
12/01/2014
2
ELSASSER, CARSTEN
Exec Dt:
12/01/2014
3
ESSER, KLAUS
Exec Dt:
12/09/2014
4
MEHREN, CHRISTOPH
Exec Dt:
12/01/2014
Assignee
1
KAUTEX TEXTRON GMBH & CO. KG
KAUTEXSTR. 52
BONN, GERMANY 53229
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9776357
US20150151476
14409672
Correspondence name and address
STEVEN J. GROSSMAN
55 SOUTH COMMERCIAL STREET
MANCHESTER, NH 03101
Assignment: 12
Reel/Frame:060019/0113   Pages: 11
Recorded: 05/25/2022
Attorney Dkt #:759499
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MÖLLER, MICHAEL
Exec Dt:
05/12/2022
2
ESSER, KLAUS
Exec Dt:
03/31/2022
3
OLDEROG, REIMAR
Exec Dt:
04/01/2022
4
RAUNEST, HEINZ
Exec Dt:
04/04/2022
5
KÖNIGSBERGER, BERNHARD
Exec Dt:
05/12/2022
6
RUNZE, PETER
Exec Dt:
05/16/2022
7
HELFERT, CHRISTIAN
Exec Dt:
04/28/2022
8
DIERNEDER, STEFAN
Exec Dt:
05/06/2022
9
MADER, LEOPOLD
Exec Dt:
05/16/2022
10
REHLING, MARC
Exec Dt:
04/04/2022
Assignee
1
ENSINGER GMBH
RUDOLF-DIESEL-STRASSE 8
NUFRINGEN, GERMANY 71154
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220268092
17668551
Correspondence name and address
LEYDIG, VOIT & MAYER, LTD.
1900 DUKE STREET
SUITE 420
ALEXANDRIA, VA 22314-3461

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