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Patent Assignment Assignor Details
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Assignor Name : STEFFENS, RALF
Total Assignments: 10
Assignment: 1
Reel/Frame:004903/0012   Pages: 2
Recorded: 06/27/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
FRINGS, HEINZ
Exec Dt:
06/08/1988
2
RONTHALER, KARL-HEINZ
Exec Dt:
06/08/1988
3
STEFFENS, RALF
Exec Dt:
06/09/1988
Assignee
1
LEYBOLD AKTIENGESELLSCHAFT
BONNER STRASSE 498
D-5000 KOLN 51, GERMANY
Property
 
Pat #
Pub #
Intl #
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4917583
NONE
07194252
Correspondence name and address
SPENCER & FRANK
1111-19TH STREET, N.W.
WASHINGTON, DC 20036
Assignment: 2
Reel/Frame:004936/0445   Pages: 2
Recorded: 07/25/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
STEFFENS, RALF
Exec Dt:
06/15/1988
2
KABELITZ, HANS-PETER
Exec Dt:
06/16/1988
3
BERGES, HANNS-PETER
Exec Dt:
06/15/1988
4
LEIER, WOLFGANG
Exec Dt:
06/22/1988
5
KRIEHN, HARTMUT
Exec Dt:
07/04/1988
Assignee
1
LEYBOLD AKTIENGESELLSCHAFT, BONNER STRASSE 498 D-5000 KOLN 51 GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4983107
NONE
07192559
Correspondence name and address
SPENCER & FRANK
1111 - 19TH STREET, N.W.
WASHINGTON, D.C. 20036
Assignment: 3
Reel/Frame:004975/0450   Pages: 2
Recorded: 11/01/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
ENGLANDER, HEINRICH
Exec Dt:
10/25/1988
2
FLEISCHMANN, FRANK
Exec Dt:
10/25/1988
3
KABELITZ, HANS-PETER
Exec Dt:
10/27/1988
4
KAISER, WINFRIED
Exec Dt:
10/27/1988
5
SCHMAUS, FRIEDRICH
Exec Dt:
10/27/1988
6
SCHUTZ, GUNTER
Exec Dt:
10/25/1988
7
STEFFENS, RALF
Exec Dt:
10/25/1988
8
URBAN, DIETRICH
Exec Dt:
10/26/1988
Assignee
1
LEYBOLD-HERAEUS GMBH
BONNER STRASSE 504
D-5000 KOLN 51, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4915194
NONE
07265483
Correspondence name and address
FELFE & LYNCH
805 THIRD AVENUE
NEW YORK, NY 10022
Assignment: 4
Reel/Frame:005871/0554   Pages: 2
Recorded: 10/07/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
STEFFENS, RALF
Exec Dt:
09/19/1991
Assignee
1
LEYBOLD AKTIENGESELLSCHAFT
WILHELM-ROHN-STR. 25
HANAU, GERMANY D-6450
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5152684
NONE
07750322
Correspondence name and address
WALL & ROEHRIG
710 HILLS BLDG.
SYRACUSE, NY 13202
Assignment: 5
Reel/Frame:007799/0702   Pages: 2
Recorded: 11/24/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
STEFFENS, RALF
Exec Dt:
10/27/1995
2
SALMEN, ANDREAS
Exec Dt:
10/27/1995
Assignee
1
SIHI GMBH & CO. KG
P.O. BOX 1941
ITZEHOE, GERMANY 25509
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5767635
NONE
08553318
Correspondence name and address
CHILTON, ALIX & VAN KIRK
JAMES E. ALIX
750 MAIN STREET
HARTFORD, CT 06103
Assignment: 6
Reel/Frame:008867/0620   Pages: 2
Recorded: 12/17/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DAHMLOS, CHRISTIAN
Exec Dt:
11/13/1997
2
ROOK, DIETMAR
Exec Dt:
11/13/1997
3
STEFFENS, RALF
Exec Dt:
11/13/1997
Assignee
1
SIHI INDUSTRY CONSULT GMBH
LINDENSTRASSE 170
25524 ITZEHOE, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5924855
NONE
08981322
Correspondence name and address
ALIX, YALE & RISTAS, LLP
JAMES E. ALIX
750 MAIN STREET
HARTFORD, CT 06103
Assignment: 7
Reel/Frame:008884/0055   Pages: 2
Recorded: 12/19/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DAHMLOS, CHRISTIAN
Exec Dt:
12/04/1997
2
ROOK, DIETMAR
Exec Dt:
12/04/1997
3
STEFFENS, RALF
Exec Dt:
12/04/1997
Assignee
1
SIHI INDUSTRY CONSULT GMBH
LINDENSTRASSE 170
25524 ITZEHOE, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5904473
NONE
08973884
Correspondence name and address
ALIX, YALE & RISTAS, LLP
JAMES E. ALIX
750 MAIN STREET
HARTFORD, CT 06103
Assignment: 8
Reel/Frame:015750/0079   Pages: 6
Recorded: 05/14/2004
Attorney Dkt #:LYBZ 2 00079
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BEHLING, MANFRED
Exec Dt:
04/21/2004
2
KRIEHN, HARTMUT
Exec Dt:
04/21/2004
3
ROFALL, KLAUS
Exec Dt:
04/21/2004
4
STEFFENS, RALF
Exec Dt:
04/21/2004
Assignee
1
LEYBOLD VAKUUM GMBH
BONNER STR. 498
50968 KOLN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7056108
US20040265160
10495796
Correspondence name and address
FAY, SHARPE, FAGAN, MINNICH & MCKEE, LLP
THOMAS E. KOCOVSKY, JR.
1100 SUPERIOR AVENUE, SEVENTH FLOOR
CLEVELAND, OH 44114-2518
Assignment: 9
Reel/Frame:041995/0422   Pages: 2
Recorded: 04/13/2017
Attorney Dkt #:100143.00143
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
STEFFENS, RALF
Exec Dt:
04/12/2017
Assignee
1
KLEIN, STEFFEN
WIELANDWEG 14
SCHORNDORF, GERMANY 73614
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10337515
US20170089342
15316010
Correspondence name and address
OSCAR ROMERO
185 ASYLUM STREET
MCCARTER & ENGLISH, LLP
HARTFORD, CT 06103
Assignment: 10
Reel/Frame:060565/0843   Pages: 4
Recorded: 07/20/2022
Attorney Dkt #:RSPI0002PA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
STEFFENS, RALF
Exec Dt:
07/09/2022
Assignee
1
R-718 SPINDEL GBR
C/O DIETMAR ROOK
AN DER RAA 8
PINNEBERG, GERMANY 25421
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230167823
17794062
Correspondence name and address
DINSMORE & SHOHL LLP
900 WILSHIRE DRIVE, SUITE 300
TROY, MI 48084

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