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Patent Assignment Assignor Details
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Assignor Name : DREYER, KLAUS
Total Assignments: 17
Assignment: 1
Reel/Frame:005857/0627   Pages: 2
Recorded: 06/10/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
DREYER, KLAUS
Exec Dt:
04/04/1991
2
KOLASKA, HANS
Exec Dt:
04/04/1991
Assignee
1
KRUPP WIDIA GMBH, A CORP. OF GERMANY
MUNCHENER STRASSE 90
D-4300 ESSEN 1, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5173107
NONE
07689237
Correspondence name and address
KARL F. ROSS
5676 RIVERDALE AVENUE
P.O. BOX 900
NEW YORK, NY 10471-0900
Assignment: 2
Reel/Frame:006381/0030   Pages: 2
Recorded: 10/26/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
DREYER, KLAUS
Exec Dt:
10/01/1992
2
KASSEL, DIETER
Exec Dt:
10/01/1992
3
KOLASKA, HANS
Exec Dt:
10/04/1992
Assignee
1
KRUPP WIDIA GMBH
MUNCHENER STR. 90
D-4300 ESSEN 1, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5352533
NONE
07946307
Correspondence name and address
THE FIRM OF KARL F. ROSS, P.C.
HERBERT DUBNO
5676 RIVERDALE AVENUE
P.O. BOX 900
RIVERDALE (BRONX), NEW YORK 10471
Assignment: 3
Reel/Frame:007768/0311   Pages: 2
Recorded: 09/01/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOLASKA, HANS
Exec Dt:
08/06/1995
2
DREYER, KLAUS
Exec Dt:
08/15/1995
Assignee
1
WIDIA GMBH
MUNCHENER STRASSE 90
D-45145 ESSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5670726
NONE
08507442
Correspondence name and address
HERBERT DUBNO
THE FIRM OF KARL F. ROSS P.C
5676 RIVERDALE AVENUE, BOX 900
RIVERDALE (BRONX), NY 10471-0900
Assignment: 4
Reel/Frame:008253/0459   Pages: 2
Recorded: 09/30/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DAUB, HANS WERNER
Exec Dt:
09/19/1996
2
DREYER, KLAUS
Exec Dt:
09/17/1996
Assignee
1
WIDIA GMBH
MUNCHENER STRASEE 90
D-45145 ESSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5856032
NONE
08716340
Correspondence name and address
THE FIRM OF KARL F. ROSS P.C.
HERBERT DUBNO
5676 RIVERDALE AVENUE, BOX 900
RIVERDALE (BRONX), NY 10471-0900
Assignment: 5
Reel/Frame:009603/0067   Pages: 2
Recorded: 07/07/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RODIGER, KLAUS
Exec Dt:
05/27/1998
2
DREYER, KLAUS
Exec Dt:
05/27/1998
3
WILLERT-PORADA, MONIKA
Exec Dt:
06/08/1998
4
GERDES, THORSTEN
Exec Dt:
06/08/1998
Assignee
1
WIDIA GMBH
MUNCHENER STRASSE 90
D-45145 ESSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6190762
NONE
09101403
Correspondence name and address
THE FIRM OF KARL F. ROSS, P.C.
HERBERT DUBNO
5676 RIVERDALE AVENUE
BOX 900
RIVERDALE (BRONX), NY 10471-0900
Assignment: 6
Reel/Frame:010244/0159   Pages: 3
Recorded: 03/23/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
VAN DER BERG, HENDRIKUS
Exec Dt:
03/01/1999
2
KONIG, UDO
Exec Dt:
03/01/1999
3
DREYER, KLAUS
Exec Dt:
03/01/1999
4
SOTTKE, VOLKMAR
Exec Dt:
03/01/1999
5
WESTPHAL, HARTMUT
Exec Dt:
03/01/1999
Assignee
1
WIDIA GMBH
MUNCHENER STRASSE 90
D-45145 ESSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6224968
NONE
09269467
Correspondence name and address
THE FIRM OF KARL F. ROSS P.C.
HERBERT DUBNO
5676 RIVERDALE AVENUE, BOX 900
RIVERDALE (BRONX), NY 10471-0900
Assignment: 7
Reel/Frame:010079/0530   Pages: 2
Recorded: 06/03/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RODIGER, KLAUS
Exec Dt:
04/11/1999
2
WESTPHAL, HARTMUT
Exec Dt:
04/28/1999
3
DREYER, KLAUS
Exec Dt:
05/04/1999
4
GERDES, THORSTEN
Exec Dt:
05/19/1999
5
WILLERT-PORADA, MONIKA
Exec Dt:
05/19/1999
Assignee
1
WIDIA GMBH
MUNCHENER STRASSE 90
D-45145 ESSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6248434
NONE
09319443
Correspondence name and address
THE FIRM OF KARL F. ROSS P.C.
HERBERT DUBNO
5676 RIVERDALE AVENUE
RIVERDALE (BRONX), NY 10471-0900
Assignment: 8
Reel/Frame:010060/0735   Pages: 2
Recorded: 06/28/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WILLERT-PORADA, MONIKA
Exec Dt:
05/24/1999
2
GERDES, THORSTEN
Exec Dt:
05/21/1999
3
DREYER, KLAUS
Exec Dt:
05/20/1999
4
RODIGER, KLAUS
Exec Dt:
05/20/1999
5
KONIG, UDO
Exec Dt:
05/20/1999
Assignee
1
WIDIA GMBH
MUNCHENER STRASSE 90
D-45145 ESSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6228484
NONE
09320517
Correspondence name and address
THE FIRM OF KARL F. ROSS, P.C.
HERBERT DUBNO
5676 RIVERDALE AVENUE, BOX 900
RIVERDALE (BRONX), NY 10471-0900
Assignment: 9
Reel/Frame:010075/0191   Pages: 2
Recorded: 06/29/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHEN, LIMIN
Exec Dt:
06/24/1999
2
LENGAUER, WALTER
Exec Dt:
06/22/1999
3
DAUB, HANS WERNER
Exec Dt:
06/15/1999
4
DREYER, KLAUS
Exec Dt:
06/15/1999
5
KASSEL, DIETER
Exec Dt:
06/15/1999
Assignee
1
WIDIA GMBH
MUNCHENER STRASSE 90
D-45145 ESSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6110603
NONE
09342966
Correspondence name and address
THE FIRM OF KARL F. ROSS P.C.
HERBERT DUBNO
5676 RIVERDALE AVENUE
BOX 900
RIVERDALE (BRONX), NY 10471-0900
Assignment: 10
Reel/Frame:010187/0430   Pages: 2
Recorded: 08/04/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RODIGER, KLAUS
Exec Dt:
07/21/1999
2
DREYER, KLAUS
Exec Dt:
07/20/1999
3
WILLERT-PORADA
Exec Dt:
07/09/1999
4
GERDES, THROSTEN
Exec Dt:
07/15/1999
Assignee
1
WIDIA GMBH
MUNCHENER STRASSE 90
D-45145 ESSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6293986
NONE
09367004
Correspondence name and address
THE FIRM OF KARL F. ROSS., P.C.
HERBERT DUBNO
5676 RIVERDALE AVENUE
P.O. BOX 900
RIVERDALE (BRONX), NY 10471
Assignment: 11
Reel/Frame:011831/0824   Pages: 3
Recorded: 11/03/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHEN, LIMIN
Exec Dt:
10/20/2000
2
LENGAUER, WALTER
Exec Dt:
10/10/2000
3
DAUB, HANS WERNER
Exec Dt:
09/26/2000
4
DREYER, KLAUS
Exec Dt:
09/28/2000
5
KASSEL, DIETER
Exec Dt:
10/03/2000
6
GARCIA, JOSE
Exec Dt:
10/10/2000
7
KORB, GEORG
Exec Dt:
10/12/2000
Assignee
1
WIDIA GMBH
MUNCHENER STRASSE 90
D-45145 ESSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6506226
NONE
09674739
Correspondence name and address
THE FIRM OF KARL F. ROSS P.C.
HERBERT DUBNO
5676 RIVERDALE AVENUE BOX 900
RIVERDALE (BRONX), NY 10471-0900
Assignment: 12
Reel/Frame:015288/0011   Pages: 2
Recorded: 11/17/2003
Attorney Dkt #:22693
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DREYER, KLAUS
Exec Dt:
10/17/2003
2
KASSEL, DIETER
Exec Dt:
10/17/2003
Assignee
1
WIDIA GMBH
MUNCHENER STRASSE 90
D-45145 ESSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040141867
10477981
Correspondence name and address
THE FIRM OF KARL F. ROSS P.C.
HERBERT DUBNO
5676 RIVERDALE AVENUE, BOX 900
RIVERDALE (BRONX), NY 10471-0900
Assignment: 13
Reel/Frame:016297/0523   Pages: 2
Recorded: 09/24/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DAUB, HANS WERNER
Exec Dt:
08/12/2004
2
DREYER, KLAUS
Exec Dt:
08/11/2004
3
KASSEL, DIETER
Exec Dt:
08/23/2004
4
LENGAUER, WALTER
Exec Dt:
08/18/2004
5
RODIGER, KLAUS
Exec Dt:
08/31/2004
Assignee
1
WIDIA GMBH
MUNCHENER STRASSE 90
D-45145 ESSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050115742
10509304
Correspondence name and address
THE FIRM OF KARL F ROSS
5676 RIVERDALE AVENUE
PO BOX 900
RIVERDALE (BRONX), NY 10471-0900
Assignment: 14
Reel/Frame:016726/0604   Pages: 3
Recorded: 06/02/2005
Attorney Dkt #:23091
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KASSEL, DIETER
Exec Dt:
11/26/2004
2
DAUB, WERNER
Exec Dt:
11/09/2004
3
DREYER, KLAUS
Exec Dt:
11/26/2004
4
RODIGER, KLAUS
Exec Dt:
11/26/2004
5
LENGAUER, WALTER
Exec Dt:
11/29/2004
6
LOVONYAK, MARIANN
Exec Dt:
12/02/2004
7
UCAKAR, VERA
Exec Dt:
12/03/2004
Assignee
1
KENNAMETAL WIDIA GMBH & CO. KG
MUNCHENER STRASSE 125-127
D-45145 ESSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050224958
10517669
Correspondence name and address
THE FIRM OF KARL F. ROSS P.C.
5676 RIVERDALE AVENUE BOX 900
RIVERDALE (BRONX), NY 10471-0900
Assignment: 15
Reel/Frame:017968/0537   Pages: 2
Recorded: 11/18/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LENGAUER, WALTER
Exec Dt:
11/08/2005
2
DREYER, KLAUS
Exec Dt:
11/03/2005
3
RODIGER, KLAUS
Exec Dt:
11/02/2005
Assignee
1
KENNAMETAL WIDIA PRODUKTIONS GMBH & CO. KG
MUNCHENER STRASSE 125-127
D-45145 ESSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20060280639
10557885
Correspondence name and address
THE FIRM OF KARL F. ROSS
5676 RIVERDALE AVENUE
PO BOX 900
RIVERDALE (BRONX), NY 10471-0900
Assignment: 16
Reel/Frame:017697/0910   Pages: 2
Recorded: 03/10/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LENGAUER, WALTER
Exec Dt:
01/27/2006
2
UCAKAR, VERA
Exec Dt:
02/04/2006
3
DREYER, KLAUS
Exec Dt:
01/19/2006
4
KASSEL, DIETER
Exec Dt:
01/23/2006
5
DAUB, HANS WERNER
Exec Dt:
01/24/2006
Assignee
1
KENNAMETAL WIDIA PRODUKTIONS GMBH & CO. KG
MUNCHENER STRASSE 125-127
D-45145 ESSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7544410
US20070042222
10572000
Correspondence name and address
THE FIRM OF KARL F ROSS
5676 RIVERDALE AVENUE
PO BOX 900
RIVERDALE (BRONX), NY 10471-0900
Assignment: 17
Reel/Frame:025880/0042   Pages: 5
Recorded: 03/01/2011
Attorney Dkt #:1-52710
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RODIGER, KLAUS
Exec Dt:
01/25/2011
2
VAN DEN BERG, HENDRIKUS
Exec Dt:
01/25/2011
3
LENGAUER, WALTER
Exec Dt:
02/07/2011
4
DREYER, KLAUS
Exec Dt:
01/25/2011
5
JANISCH, DOMINIC
Exec Dt:
02/07/2011
Assignee
1
KENNAMETAL INC.
1600 TECHNOLOGY WAY
LATROBE, PENNSYLVANIA 15650
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20110150692
13061593
Correspondence name and address
MACMILLAN SOBANSKI & TODD, LLC
ONE MARITIME PLAZA FIFTH FLOOR
720 WATER STREET
TOLEDO, OH 43604-1619

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