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Patent Assignment Assignor Details
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Assignor Name : SOTTKE, VOLKMAR
Total Assignments: 23
Assignment: 1
Reel/Frame:009177/0454   Pages: 3
Recorded: 12/30/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TABERSKY, RALF
Exec Dt:
12/16/1997
2
WESTPHAL, HARTMUT
Exec Dt:
12/16/1997
3
VAN DEN BERG, HENDRIKUS
Exec Dt:
12/16/1997
4
KONIG, UDO
Exec Dt:
12/16/1997
5
SOTTKE, VOLKMAR
Exec Dt:
12/18/1997
Assignee
1
WIDIA GMBH
MUNCHENER STRASSE 90
D-45145 ESSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5981078
NONE
08983427
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: 2
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: 3
Reel/Frame:010136/0645   Pages: 2
Recorded: 06/21/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KONIG, UDO
Exec Dt:
06/11/1999
2
WESTPHAL, HARMUT
Exec Dt:
06/11/1999
3
SOTTKE, VOLKMAR
Exec Dt:
06/14/1999
Assignee
1
WIDIA GMBH
MUNCHENER STRASSE 90
D-45145 ESSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6235416
NONE
09331562
Correspondence name and address
THE FIRM OF KARL F. ROSS P.C.
HERBERT DUBNO
5676 RIVERDALE AVE. BOX 900
RIVERDALE (BRONX), NY 10471-0900
Assignment: 4
Reel/Frame:010517/0506   Pages: 2
Recorded: 11/01/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KONIG, UDO
Exec Dt:
10/11/1999
2
VAN DEN BERG, HANDRIKUS
Exec Dt:
10/11/1999
3
WESTPHAL, HARTMUT
Exec Dt:
10/26/1999
4
SOTTKE, VOLKMAR
Exec Dt:
10/11/1999
Assignee
1
WIDIA GMBH
MUNCHENER STRASSE 90
D-45145 ESSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6350510
NONE
09423123
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:011307/0421   Pages: 3
Recorded: 09/27/2000
Conveyance: RE-RECORD TO CORRECT THE FIRST NAME OF 2ND CONVEYING PARTY, PREVIOUSLY RECORDED ON REEL 010517/0506. ASSIGNOR CONFRIMS THE ASSIGNMENT OF THE ENTRIE INTEREST.
Assignors
1
KONIG, UDO
Exec Dt:
10/11/1999
2
VAN DEN BERG, HENDRIKUS
Exec Dt:
10/11/1999
3
WESTPHAL, HARTMUT
Exec Dt:
10/26/1999
4
SOTTKE, VOLKMAR
Exec Dt:
10/11/1999
Assignee
1
WIDIA GMBH
MUNCHENER STRASSE 90
D-45145 ESSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6350510
NONE
09423123
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:011736/0788   Pages: 2
Recorded: 03/24/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WESTPHAL, HARTMUT
Exec Dt:
02/22/2001
2
SOTTKE, VOLKMAR
Exec Dt:
02/22/2001
Assignee
1
WIDIA GMBH
MUNCHENER STRASSE 90
D-45145 ESSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6660371
NONE
09787324
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:012123/0263   Pages: 2
Recorded: 07/25/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KONIG, UDO
Exec Dt:
06/28/2001
2
SOTTKE, VOLKMAR
Exec Dt:
06/28/2001
3
LEONHARDT, ALBRECHT
Exec Dt:
07/02/2001
4
ENDLER, INGOLF
Exec Dt:
07/15/2001
Assignee
1
WIDIA GMBH
MUNCHENER STRASSE 90
D-45145 ESSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6521349
NONE
09890049
Correspondence name and address
THE FIRM OF KARL F. ROSS P.C.
ANDREW WILFORD
5676 RIVERDALE AVENUE BOX 900
RIVERDALE (BRONX), NY 10471-0900
Assignment: 8
Reel/Frame:012165/0642   Pages: 2
Recorded: 07/26/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ENDLER, INGOLF
Exec Dt:
07/15/2001
2
LEONHARDT, ALBRECHT
Exec Dt:
07/02/2001
3
KONIG, UDO
Exec Dt:
06/28/2001
4
VON DEN BERG, HENDRIKUS
Exec Dt:
06/28/2001
5
SOTTKE, VOLKMAR
Exec Dt:
06/28/2001
Assignee
1
WIDIA GMBH
MUNCHENER STRASSE 90
D-45145 ESSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6528171
NONE
09890174
Correspondence name and address
THE FIRM OF KARL F. ROSS P.C.
ANDREW WILFORD
5676 RIVERDALE AVENUE BOX 900
RIVERDALE (BRONX), NY 10471-0900
Assignment: 9
Reel/Frame:013732/0261   Pages: 2
Recorded: 10/16/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WESTPHAL, HARTMUT
Exec Dt:
09/02/2002
2
SOTTKE, VOLKMAR
Exec Dt:
09/02/2002
Assignee
1
WIDIA GMBH
MUNCHENER STRASSE 90
D-45145 ESSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6884496
US20030104254
10257998
Correspondence name and address
THE FIRM OF KARL F ROSS
5676 RIVERDALE AVENUE
PO BOX 900
RIVERDALE (BRONX), NY 10471-0900
Assignment: 10
Reel/Frame:016837/0106   Pages: 2
Recorded: 04/05/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SOTTKE, VOLKMAR
Exec Dt:
03/23/2005
2
WESTPHAL, HARTMUT
Exec Dt:
03/29/2005
3
VAN DEN BERG, HENDRIKUS
Exec Dt:
03/29/2005
Assignee
1
KENNAMETAL WIDIA GMBH & CO. KG
MUNCHENER STRASSE 125-127
D-45145 ESSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7326461
US20050260432
10530718
Correspondence name and address
THE FIRM OF KARL F ROSS
5676 RIVERDALE AVENUE
PO BOX 900
RIVERDALE (BRONX), NY 10471-0900
Assignment: 11
Reel/Frame:017017/0234   Pages: 2
Recorded: 11/14/2005
Attorney Dkt #:23385
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SOTTKE, VOLKMAR
Exec Dt:
11/07/2005
2
WESTPHAL, HARTMUT
Exec Dt:
11/07/2005
3
VAN DEN BERG, HENDRIKUS
Exec Dt:
11/07/2005
Assignee
1
KENNAMETAL WIDIA PRODUKTIONS GMBH & CO. KG
MUNCHENER STRASSE 125-127
ESSEN, GERMANY D-45145
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7431998
US20060257689
10554666
Correspondence name and address
THE FIRM OF KARL F. ROSS P.C.
5676 RIVERDALE AVENUE BOX 900
RIVERDALE (BRONX), NY 10471-0900
Assignment: 12
Reel/Frame:020734/0780   Pages: 2
Recorded: 03/25/2008
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SOTTKE, VOLKMAR
Exec Dt:
02/08/2008
2
LENK, DORIS
Exec Dt:
02/11/2008
3
WESTPHAL, HARTMUT
Exec Dt:
02/08/2008
4
VAN DEN BERG, HENDRIKUS
Exec Dt:
02/11/2008
Assignee
1
KENNAMETAL WIDIA PRODUKTONS GMBH & CO. KG
MUNCHENER STRASSE 125-127
D-45145 ESSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8012535
US20090042059
12067897
Correspondence name and address
K.F. ROSS P.C.
5683 RIVERDALE AVENUE
SUITE 203 BOX 900
BRONX, NY 10471-0900
Assignment: 13
Reel/Frame:021140/0633   Pages: 4
Recorded: 06/24/2008
Attorney Dkt #:24152
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE SPELLING OF A WORD IN THE ASSIGNEE COMPANY'S NAME PREVIOUSLY RECORDED ON REEL 020734 FRAME 0780. ASSIGNOR(S) HEREBY CONFIRMS THE KENNAMETAL WIDIA PRODUKTIONS GMBH & CO. KG.
Assignors
1
SOTTKE, VOLKMAR
Exec Dt:
02/08/2008
2
LENK, DORIS
Exec Dt:
02/11/2008
3
WESTPHAL, HARTMUT
Exec Dt:
02/18/2008
4
VAN DEN BERG, HENDRIKUS
Exec Dt:
02/11/2008
Assignee
1
KENNAMETAL WIDIA PRODUKTIONS GMBH & CO. KG
MUNCHENER STRASSE 125 - 127
ESSEN, GERMANY D-45145
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8012535
US20090042059
12067897
Correspondence name and address
KF ROSS PC
P.O. BOX 900
BRONX, NY 10471-0900
Assignment: 14
Reel/Frame:023641/0874   Pages: 8
Recorded: 12/11/2009
Attorney Dkt #:K-2915
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SOTTKE, VOLKMAR
Exec Dt:
11/25/2009
2
BAN, ZHIGANG
Exec Dt:
12/02/2009
3
WESTPHAL, HARTMUT
Exec Dt:
11/25/2009
4
LIU, YIXIONG
Exec Dt:
12/01/2009
5
BEBLO, MICHAEL FRANK
Exec Dt:
12/01/2009
Assignee
1
KENNAMETAL INC.
1600 TECHNOLOGY WAY
P.O. BOX 231
LATROBE, PENNSYLVANIA 15650
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8323783
US20110107679
12615530
Correspondence name and address
KENNAMETAL INC. INTELLECTUAL PROPERTY DE
P.O. BOX 231
1600 TECHNOLOGY WAY
LATROBE, PA 15650
Assignment: 15
Reel/Frame:024818/0876   Pages: 2
Recorded: 08/11/2010
Attorney Dkt #:KW-2670 (24705)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
VAN DEN BERG, HENDRIKUS
Exec Dt:
08/10/2010
2
WESTPHAL, HARTMUT
Exec Dt:
08/11/2010
3
SOTTKE, VOLKMAR
Exec Dt:
08/09/2010
Assignee
1
KENNAMETAL INC.
1600 TECHNOLOGY WAY
LATROBE, PENNSYLVANIA 15650
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8389134
US20100323176
12866151
Correspondence name and address
KF ROSS PC
BOX 900
BRONX, NY 10471-0900
Assignment: 16
Reel/Frame:024949/0187   Pages: 2
Recorded: 09/07/2010
Attorney Dkt #:KW-2671(24706)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
VAN DEN BERG, HENDRIKUS
Exec Dt:
08/27/2010
2
WESTPHAL, HARTMUT
Exec Dt:
08/19/2010
3
SOTTKE, VOLKMAR
Exec Dt:
08/27/2010
Assignee
1
KENNAMETAL INC.
1600 TECHNOLOGY WAY
LATROBE, PENNSYLVANIA 15650
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8394513
US20110003126
12866259
Correspondence name and address
KF ROSS PC
BOX 900
BRONX, NY 10471-0900
Assignment: 17
Reel/Frame:026031/0788   Pages: 4
Recorded: 03/28/2011
Attorney Dkt #:K-2983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SOTTKE, VOLKMAR
Exec Dt:
03/23/2011
2
WESTPHAL, HARTMUT
Exec Dt:
03/28/2011
3
VAN DEN BERG, HENDRIKUS
Exec Dt:
03/28/2011
4
BAN, ZHIGANG
Exec Dt:
03/24/2011
5
LIU, YIXIONG
Exec Dt:
03/24/2011
6
GREENFIELD, MARK S.
Exec Dt:
03/25/2011
Assignee
1
KENNAMETAL INC.
1600 TECHNOLOGY WAY
LATROBE, PENNSYLVANIA 15650
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8574728
US20120237794
13048301
Correspondence name and address
KENNAMETAL INC. INTELLECTUAL PROPERTY
1600 TECHNOLOGY WAY
LATROBE, PA 15650
Assignment: 18
Reel/Frame:027677/0383   Pages: 7
Recorded: 02/09/2012
Attorney Dkt #:K-2915US CIP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LEICHT, PETER
Exec Dt:
01/26/2012
2
GREENFIELD, MARK
Exec Dt:
01/26/2012
3
SOTTKE, VOLKMAR
Exec Dt:
01/31/2012
4
BAN, ZHIGANG
Exec Dt:
01/24/2012
5
WESTPHAL, HARTMUT
Exec Dt:
01/31/2012
6
LIU, YIXIONG
Exec Dt:
01/26/2012
7
BEBLO, MICHAEL FRANK
Exec Dt:
01/26/2012
Assignee
1
KENNAMETAL, INC.
1600 TECHNOLOGY WAY
LATROBE, PENNSYLVANIA 15650-0231
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8668982
US20120128955
13300268
Correspondence name and address
LARRY R MEENAN
1600 TECHNOLOGY WAY
LATROBE, PA 15650-0231
Assignment: 19
Reel/Frame:029695/0112   Pages: 8
Recorded: 01/25/2013
Attorney Dkt #:K-4121
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SOTTKE, VOLKMAR
Exec Dt:
01/16/2013
2
LENK, DORIS
Exec Dt:
01/16/2013
3
WESTPHAL, HARTMUT
Exec Dt:
01/15/2013
4
VAN DEN BERG, HENDRIKUS
Exec Dt:
01/16/2013
5
LEICHT, PETER
Exec Dt:
01/14/2013
6
GREENFIELD, MARK
Exec Dt:
01/14/2013
7
LIU, YIXIONG
Exec Dt:
01/14/2013
Assignee
1
KENNAMETAL INC.
1600 TECHNOLOGY WAY
LATROBE, PENNSYLVANIA 15650-0231
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9017809
US20140208659
13750252
Correspondence name and address
KENNAMETAL INC. INTELLECTUAL PROPERTY DE
P.O. BOX 231
1600 TECHNOLOGY WAY
LATROBE, PA 15650
Assignment: 20
Reel/Frame:031118/0535   Pages: 5
Recorded: 08/30/2013
Attorney Dkt #:K-4334USUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SOTTKE, VOLKMAR
Exec Dt:
08/26/2013
2
WENDT, KARL HEINZ
Exec Dt:
08/29/2013
3
WESTPHAL, HARTMUT
Exec Dt:
08/29/2013
4
LEICHT, PETER
Exec Dt:
08/26/2013
5
LIU, YIXIONG
Exec Dt:
08/26/2013
Assignee
1
KENNAMETAL INC.
1600 TECHNOLOGY WAY
LATROBE, PENNSYLVANIA 15650-0231
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9427808
US20150064431
14014968
Correspondence name and address
KENNAMETAL INC. INTELLECTUAL PROPERTY DE
P.O. BOX 231
1600 TECHNOLOGY WAY
LATROBE, PA 15650
Assignment: 21
Reel/Frame:032490/0744   Pages: 7
Recorded: 03/20/2014
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WENDT, KARL HEINZ
Exec Dt:
03/18/2014
2
SOTTKE, VOLKMAR
Exec Dt:
03/18/2014
3
LEICHT, PETER RUDOLF
Exec Dt:
03/17/2014
4
LIU, YIXIONG
Exec Dt:
03/17/2014
5
WESTPHAL, HARTMUT
Exec Dt:
03/18/2014
Assignee
1
KENNAMETAL INC.
1600 TECHNOLOGY WAY
LATROBE, PENNSYLVANIA 15650-0231
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9181620
US20140287229
14221138
Correspondence name and address
KENNAMETAL INC. INTELLECTUAL PROPERTY DE
P.O. BOX 231
1600 TECHNOLOGY WAY
LATROBE, PA 15650
Assignment: 22
Reel/Frame:037180/0199   Pages: 4
Recorded: 12/01/2015
Attorney Dkt #:K-4404USUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SOTTKE, VOLKMAR
Exec Dt:
03/31/2014
Assignee
1
KENNAMETAL INC.
1600 TECHNOLOGY WAY
LATROBE, PENNSYLVANIA 15650-0231
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9138864
US20140208662
14163476
Correspondence name and address
KENNAMETAL INC.
P.O. BOX 231
1600 TECHNOLOGY WAY
LATROBE, PA 15650
Assignment: 23
Reel/Frame:035394/0121   Pages: 6
Recorded: 04/13/2015
Attorney Dkt #:K-5937USUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SOTTKE, VOLKMAR
Exec Dt:
04/13/2015
2
WESTPHAL, HARTMUT
Exec Dt:
04/09/2015
3
WENDT, KARL H.
Exec Dt:
04/08/2015
4
LEICHT, PETER R.
Exec Dt:
04/06/2015
5
COOPER, RODRIGO A.
Exec Dt:
04/06/2015
6
LIU, YIXIONG
Exec Dt:
04/04/2015
Assignee
1
KENNAMETAL INC.
1600 TECHNOLOGY WAY
LATROBE, PENNSYLVANIA 15650
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9994717
US20160298233
14684717
Correspondence name and address
KENNAMETAL INC. INTELLECTUAL PROPERTY DE
P.O. BOX 231
1600 TECHNOLOGY WAY
LATROBE, PA 15650

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