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Patent Assignment Assignor Details
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Assignor Name : ENGEL, DIETER
Total Assignments: 20
Assignment: 1
Reel/Frame:003964/0190   Pages: 3
Recorded: 12/07/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
SCHULZ, ROLF C.
Exec Dt:
12/01/1981
2
ENGEL, DIETER
Exec Dt:
12/01/1981
Assignee
1
BERGWRKSVERBAND GMBH
ESSEN, GERMANY
Property
 
Pat #
Pub #
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4360639
NONE
06328093
Correspondence name and address
STRIKER, STRIKER & STENBY
360 LEXINGTON AVE.
NEW YORK, NY 10017
Assignment: 2
Reel/Frame:004246/0273   Pages: 1
Recorded: 03/30/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
ENGEL, DIETER
Exec Dt:
03/01/1984
2
RINNO, HELMUT
Exec Dt:
03/01/1984
3
ZIMMERSCHIED, KLAUS
Exec Dt:
03/01/1984
Assignee
1
HOECHST AKTIENGESELLSCHAFT, A CORPOF GERMANY
D-6230 FRANKFURT AM MAIN 80, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4569965
NONE
06596022
Correspondence name and address
BERMAN, AISENBERG & PLATT
1730 RHODE ISLAND AVENUE, N. W.
WASHINGTON, DC 20036
Assignment: 3
Reel/Frame:004386/0524   Pages: 1
Recorded: 03/19/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
ENGEL, DIETER
Exec Dt:
02/22/1985
2
MONDT, JOSEF
Exec Dt:
02/22/1985
3
RINNO, HELMUT
Exec Dt:
02/22/1985
Assignee
1
HOECHST AKTIENGESELLSCHAFT
D-6230 FRANKFURT AM MAIN 80, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4610898
NONE
06714043
Correspondence name and address
BERMAN, AISENBERG & PLATT
1730 RHODE ISLAND AVE., N. W.
WASHINGTON, DC 20036
Assignment: 4
Reel/Frame:004480/0438   Pages: 2
Recorded: 11/25/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
SEIFRIED, WALTER
Exec Dt:
11/18/1985
2
ENGEL, DIETER
Exec Dt:
11/18/1985
3
DENNELER, WERNER
Exec Dt:
11/18/1985
Assignee
1
HOECHST AKTIENGESELLSCHAFT, A CORP OF GERMANY
FRANKFURT/MAIN,, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4568616
NONE
06600258
Correspondence name and address
MICHAEL J.TULLY
GENERAL PATENT COUNSEL
AMERICAN HOECHST CORPORATION
SOMERVILLE, NJ 08876
Assignment: 5
Reel/Frame:004522/0073   Pages: 1
Recorded: 12/24/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
DYMA, HORST
Exec Dt:
12/17/1985
2
HEINDKE, ARMIN
Exec Dt:
12/17/1985
3
ENGEL, DIETER
Exec Dt:
12/17/1985
Assignee
1
MANNESMANN KIENZLE GMBH
POSTFACH 1640
D-7730 VS-VILLINGEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5040910
NONE
06813027
Correspondence name and address
TOREN, MC GEDY, STANGER,
GOLDBERG & KIEL
521 FIFTH AVENUE
NEW YORK, NY 10175
Assignment: 6
Reel/Frame:004650/0885   Pages: 1
Recorded: 12/18/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
ECKES, HELMUT
Exec Dt:
11/20/1986
2
ENGEL, DIETER
Exec Dt:
11/20/1986
Assignee
1
HOECHST AKTIENGESELLSCHAFT
A CORP. OF GERMANY
D-6230 FRANKFURT AM MAIN 80, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4758475
NONE
06943625
Correspondence name and address
BIERMAN & MUSERLIAN
757 THIRD AVENUE
NEW YORK, NY 10017
Assignment: 7
Reel/Frame:004714/0820   Pages: 1
Recorded: 05/22/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
ENGEL, DIETER
Exec Dt:
04/30/1987
2
JUST, CHRISTOPH
Exec Dt:
04/30/1987
3
BRINDOPKE, GERHARD
Exec Dt:
04/30/1987
4
WALZ, GERD
Exec Dt:
04/30/1987
Assignee
1
HOECHST AKTIENGESELLSCHAFT
A CORP. OF GERMANY
D-6230 FRANKFURT AM MAIN 80, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4758615
NONE
07053088
Correspondence name and address
BIERMAN & MUSERLIAN
757 THIRD AVENUE
NEW YORK, NY 10017
Assignment: 8
Reel/Frame:004795/0429   Pages: 2
Recorded: 10/28/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
GRIBBIN, JOHN D.
Exec Dt:
10/14/1987
2
DALLMANN, HERMANN
Exec Dt:
10/14/1987
3
ENGEL, DIETER
Exec Dt:
10/14/1987
4
HENSEL, HARTMUT
Exec Dt:
10/14/1987
Assignee
1
HOECHST AKTIENGESELLSCHAFT, FRANKFURT/MAIN, FEDERAL REPUBLIC OF GERMANY, A CORP. OF FEDERAL REPUBLIC OF GERMANY
DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4942088
NONE
07113940
Correspondence name and address
JAMES C. LYDON
PATENT DEPT., HOECHST CELANESE CORP.
ROUTE 202-206 NORTH
SOMERVILLE, NJ 08876
Assignment: 9
Reel/Frame:008276/0684   Pages: 3
Recorded: 11/15/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LEHMANN, THOMAS
Exec Dt:
09/12/1996
2
ENGEL, DIETER
Exec Dt:
09/16/1996
3
SANZENBACHER, RAINER
Exec Dt:
09/12/1996
Assignee
1
DEGUSSA AKTIENGESELLSCHAFT, A CORPORATION OF GERMANY
WEISSFRAUENSTRASSE 9
60311 FRANKFURT AM MAIN 1, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5840174
NONE
08705627
Correspondence name and address
BEVERIDGE DEGRANDI WEILACHER & YOUNG LLP
ROBERT G. WEILACHER, ESQ.
1850 M STREET, N.W., SUITE 800
WASHINGTON, D.C. 20036
Assignment: 10
Reel/Frame:008752/0575   Pages: 3
Recorded: 09/22/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ENGEL, DIETER
Exec Dt:
04/10/1997
2
LEHMANN, THOMAS
Exec Dt:
04/15/1997
3
TROLL, HARALD
Exec Dt:
05/05/1997
Assignee
1
DEGUSSA AKTIENGESELLSCHAFT
WEISSFRAUENSTRASSE 9
60311 FRANKFURT AM MAIN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6071401
NONE
08838688
Correspondence name and address
BEVERIDGE, DEGRANDI, WEILACHER ET AL.
ROBERT G. WEILACHER
1850 M STREET, N.W.
SUITE 800
WASHINGTON, DC 20036
Assignment: 11
Reel/Frame:009077/0440   Pages: 3
Recorded: 11/25/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BLUM, JOACHIM
Exec Dt:
10/14/1997
2
STRANGHONER, DIETER
Exec Dt:
10/13/1997
3
ENGEL, DIETER
Exec Dt:
09/22/1997
4
KLEIN, KLAUSJORG
Exec Dt:
09/25/1997
5
KUHHIRT, WALTER
Exec Dt:
09/27/1997
6
KIMPEL, MATTHIAS
Exec Dt:
09/30/1997
7
SIEVER, FRIEDRICH-LUDWIG
Exec Dt:
10/08/1997
Assignee
1
HERBERTS GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
CHRISTBUSCH 25
D-42285 WUPPERTAL, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5882734
NONE
08952728
Correspondence name and address
CUSHMAN DARBY & CUSHMAN
RUTH N. MORDUCH
1100 NEW YORK AVENUE, N.W.
NINTH FLOOR, EAST TOWER
WASHINGTON, D.C. 20005-3918
Assignment: 12
Reel/Frame:010003/0773   Pages: 2
Recorded: 05/17/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BLUM, JOACHIM
Exec Dt:
03/01/1999
2
ENGEL, DIETER
Exec Dt:
03/15/1999
3
KLEIN, KLAUSJORG
Exec Dt:
03/02/1999
4
KUHHIRT, WALTER
Exec Dt:
03/03/1999
5
VOGT-BIRNBRICH, BETTINA
Exec Dt:
03/03/1999
Assignee
1
HERBERTS GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
CHRISTBUSCH 25
D-42285, WUPPERTAL, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6165561
NONE
09254168
Correspondence name and address
PILLSBURY MADISON & SUTRO LLP
RUTH N. MORDUCH
1100 NEW YORK AVENUE, NW
NINTH FLOOR, EAST TOWER
WASHINGTON, DC 20005-3918
Assignment: 13
Reel/Frame:010492/0689   Pages: 4
Recorded: 12/27/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ENGEL, DIETER
Exec Dt:
11/17/1999
2
MANIGEL, JURGEN
Exec Dt:
11/26/1999
3
BUNKE, CLAUS
Exec Dt:
11/26/1999
4
WITT, MATTHIAS
Exec Dt:
11/26/1999
Assignee
1
DRAGER MEDIZINTECHNIK GMBH
MOISLINGER ALLEE 53-55
D-23542 LUBECK, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6422237
NONE
09472566
Correspondence name and address
MCGLEW AND TUTTLE, P.C.
JOHN JAMES MCGLEW
SCARBOROUGH STATION
SCARBOROUGH, NEW YORK 10510-0827
Assignment: 14
Reel/Frame:011268/0816   Pages: 4
Recorded: 10/25/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TOMKA, DR. IVAN
Exec Dt:
09/25/2000
2
ENGEL, DIETER
Exec Dt:
09/22/2000
3
BROCKER, DR. ERICH
Exec Dt:
09/25/2000
4
MENARD, RICO
Exec Dt:
09/25/2000
Assignee
1
GREITHER, PETER
RATENBERGSTRASSE 26
9511 KIRCHBERG, SWITZERLAND
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6790495
NONE
09606219
Correspondence name and address
NATH & ASSOCIATES PLLC
GARY M. NATH
1030 15TH STREET, N.W.
6TH FLOOR
WASHINGTON, DC 20005
Assignment: 15
Reel/Frame:011455/0956   Pages: 3
Recorded: 01/22/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
ENGEL, DIETER
Exec Dt:
12/08/2000
Assignee
1
DRAEGER MEDIZINTECHNIK GMBH
MOISLINGER ALLEE 53-55
23560 LUEBECK, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20010004372
09733044
Correspondence name and address
WALTER OTTESEN
P.O. BOX 4026
GAITHERSBURG, MD 20886-4026
Assignment: 16
Reel/Frame:011456/0013   Pages: 3
Recorded: 01/22/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
ENGEL, DIETER
Exec Dt:
12/08/2000
Assignee
1
DRAEGER MEDIZINTECHNIK GMBH
23560 LUEBECK
MOISLINGER ALEE 53-55
GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20010003922
09733045
Correspondence name and address
WALTER OTTESEN
PATENT ATTORNEY
PO BOX 4026
GAITHERSBURG, MD 20885-4026
Assignment: 17
Reel/Frame:011362/0248   Pages: 3
Recorded: 12/13/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ENGEL, DIETER
Exec Dt:
12/12/2000
2
KOKKINIS, GEORG
Exec Dt:
12/12/2000
Assignee
1
GREITHER, PETER
RATENBERGSTRASSE 26
9533 KIRCHBERG, SWITZERLAND
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6368621
NONE
09627164
Correspondence name and address
NATH & ASSOCIATES PLLC
GARY M. NATH
1030 15TH STREET, N.W. - 6TH FLOOR
WASHINGTON, D.C. 20005
Assignment: 18
Reel/Frame:011586/0965   Pages: 3
Recorded: 02/26/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ENGEL, DIETER
Exec Dt:
01/25/2001
2
KUNZ, RAINER
Exec Dt:
02/02/2001
3
LANDICH, RAINER MARIA
Exec Dt:
02/02/2001
4
LEYER, THOMAS
Exec Dt:
02/02/2001
Assignee
1
DRAGER MEDIZINTECHNIK GMBH
MOISLINGER ALLEE 53-55
23542 LUBECK, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20010039833
09793846
Correspondence name and address
MCGLEW & TUTTLE, P.C.
JOHN JAMES MCGLEW
SCARBOROUGH STATION
SCARBOROUGH, NEW YORK 10510-0827
Assignment: 19
Reel/Frame:011769/0206   Pages: 3
Recorded: 05/02/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KUNZ, RAINER
Exec Dt:
03/29/2001
2
KULLIK, GOTZ
Exec Dt:
03/29/2001
3
ENGEL, DIETER
Exec Dt:
03/29/2001
4
LEYER, THOMAS
Exec Dt:
03/29/2001
Assignee
1
DRAGER MEDIZINTECHNIK GMBH
MOISLINGER ALLEE 53-55
D-23542 LUBECK, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6742399
US20020007685
09846623
Correspondence name and address
MCGLEW & TUTTLE, P.C.
JOHN JAMES MCGLEW
SCARBOROUGH STATION
SCARBOROUGH, NY 10510-0827
Assignment: 20
Reel/Frame:035658/0296   Pages: 5
Recorded: 05/18/2015
Attorney Dkt #:SRH-012
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
EHRESMANN, ARNO
Exec Dt:
03/29/2015
2
ENGEL, DIETER
Exec Dt:
03/29/2015
Assignee
1
UNIVERSITAET KASSEL
MOENCHEBERGSTR. 19
KASSEL, GERMANY 34215
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9576416
US20150102108
14386926
Correspondence name and address
ROBERT J SAYRE
MODERN TIMES LEGAL
1 BROADWAY, 14TH FLOOR
CAMBRIDGE, MA 02142

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