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Patent Assignment Assignor Details
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Assignor Name : SIDDLE, DAVID R.
Total Assignments: 17
Assignment: 1
Reel/Frame:005085/0110   Pages: 2
Recorded: 05/25/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
SIDDLE, DAVID R.
Exec Dt:
05/17/1989
Assignee
1
KENNAMETAL INC., A CORP. OF PA.
P.O. BOX 231
LATROBE, PENNSYLVANIA 15650
Property
 
Pat #
Pub #
Intl #
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5074723
NONE
07337589
Correspondence name and address
THOMAS R. TREMPUS
KENNAMETAL INC.
P. O. BOX 231
LATROBE, PA 15650
Assignment: 2
Reel/Frame:005162/0034   Pages: 2
Recorded: 07/17/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
SIDDLE, DAVID R.
Exec Dt:
07/17/1989
Assignee
1
KENNAMETAL INC., A CORP. OF PA
P.O. BOX 231
LATROBE, PENNSYLVANIA 15650
Property
 
Pat #
Pub #
Intl #
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4928373
NONE
07380822
Correspondence name and address
JOHN J. PRIZZI
KENNAMETAL INC.
P. O. BOX 231
LATROBE, PA 15650
Assignment: 3
Reel/Frame:006301/0294   Pages: 3
Recorded: 10/13/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
MASSA, TED R.
Exec Dt:
10/06/1992
2
SIDDLE, DAVID R.
Exec Dt:
10/06/1992
3
VANKIRK, JOHN S.
Exec Dt:
10/06/1992
Assignee
1
KENNAMETAL INC.
P.O. BOX 231
LATROBE, PENNSYLVANIA 15650
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5292213
NONE
07939240
Correspondence name and address
JAMES G. PORCELLI
P.O. BOX 231
LATROBE, PA 15650
Assignment: 4
Reel/Frame:007623/0106   Pages: 2
Recorded: 08/02/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SIDDLE, DAVID R.
Exec Dt:
08/01/1995
2
MASSA, TED R.
Exec Dt:
08/02/1995
Assignee
1
KENNAMETAL INC.
MR.JOHN J. PRIZZI PHONE: 412-539-5331 POB 231
LATROBE, PENNSYLVANIA 15650
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5607206
NONE
08510451
Correspondence name and address
KENNAMETAL INC.
MR. JOHN J. PRIZZI
P.O. BOX 231
LATROBE, PA 15650
Assignment: 5
Reel/Frame:008012/0949   Pages: 2
Recorded: 04/24/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MASSA, TED R.
Exec Dt:
04/24/1996
2
SIDDLE, DAVID R.
Exec Dt:
04/24/1996
Assignee
1
KENNAMETAL INC.
P.O. BOX 231
LATROBE, PENNSYLVANIA 15650
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5769505
NONE
08639050
Correspondence name and address
JOHN J. PRIZZI
P.O. BOX 231
LATROBE, PA 15650
Assignment: 6
Reel/Frame:008704/0430   Pages: 2
Recorded: 07/15/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MASSA, TED R.
Exec Dt:
06/19/1997
2
SIDDLE, DAVID R.
Exec Dt:
06/19/1997
Assignee
1
KENNAMETAL INC.
ROUTE 981 SOUTH
P.O. BOX 231
LATROBE, PENNSYLVANIA 15650
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6109377
NONE
08893059
Correspondence name and address
JOHN J. PRIZZI
P.O. BOX 231
LATROBE, PA 15650
Assignment: 7
Reel/Frame:008726/0186   Pages: 5
Recorded: 07/15/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MASSA, TED R.
Exec Dt:
06/24/1997
2
MONTGOMERY, ROBERT H. JR.,
Exec Dt:
06/27/1997
3
SIDDLE, DAVID R.
Exec Dt:
06/24/1997
4
LOSCH, WILLIAM P.
Exec Dt:
07/14/1997
Assignee
1
KENNAMETAL INC.
JOHN J. PRIZZI
P.O. BOX 231
LATROBE, PENNSYLVANIA 15650
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5996714
NONE
08893031
Correspondence name and address
KENNAMETAL INC.
JOHN J. PRIZZI
P.O. BOX 231
LATROBE, PA 15650
Assignment: 8
Reel/Frame:009418/0321   Pages: 3
Recorded: 08/13/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MASSA, TED R.
Exec Dt:
08/06/1998
2
SIDDLE, DAVID R.
Exec Dt:
08/06/1998
Assignee
1
KENNAMETAL INC.
P.O. BOX 231
1600 TECHNOLOGY WAY
LATROBE, PENNSYLVANIA 15650
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6044920
NONE
09108181
Correspondence name and address
KENNAMETAL INC.
JOHN J. PRIZZI, ESQ.
P.O. BOX 231
1600 TECHNOLOGY WAY
LATROBE, PA 15650-0231
Assignment: 9
Reel/Frame:009802/0725   Pages: 4
Recorded: 02/22/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SIDDLE, DAVID R.
Exec Dt:
01/21/1999
2
MASSA, TED R.
Exec Dt:
01/21/1999
3
VANKIRK, JOHN S.
Exec Dt:
01/21/1999
Assignee
1
KENNAMETAL INC.
JOHN J. PRIZZI
1600 TECHNOLOGY WAY, P.O. BOX 231
LATROBE, PENNSYLVANIA 15650
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6129422
NONE
09224035
Correspondence name and address
KENNAMETAL INC.
JOHN J. PRIZZI
1600 TECHNOLOGY WAY
P.O. BOX 231
LATROBE, PA 15650
Assignment: 10
Reel/Frame:010483/0082   Pages: 3
Recorded: 03/19/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MASSA, TED R.
Exec Dt:
03/17/1999
2
SIDDLE, DAVID R.
Exec Dt:
03/10/1999
Assignee
1
KENNAMETAL INC.
ATTN: JOHN J. PRIZZI, ESQ., PHONE: 724-539-5331; FAX: 724-539-5903
P.O. BOX 231
LATROBE, PENNSYLVANIA 15650
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6176332
NONE
09224397
Correspondence name and address
KENNAMETAL INC.
JOHN J. PRIZZI, ESQ.
P.O. BOX 231
LATROBE, PA 15650-0231
Assignment: 11
Reel/Frame:010781/0750   Pages: 4
Recorded: 04/27/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MASSA, TED R.
Exec Dt:
04/25/2000
2
PRIZZI, JOHN J.
Exec Dt:
04/25/2000
3
SIDDLE, DAVID R.
Exec Dt:
04/25/2000
Assignee
1
KENNAMETAL INC.
1600 TECHNOLOGY WAY, P.O. BOX 231
LATROBE, PENNSYLVANIA 15650
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6425805
NONE
09559745
Correspondence name and address
KENNAMETAL INC.
JOHN J. PRIZZI
1600 TECHNOLOGY WAY
P.O. BOX 231
LATROBE, PA 15650
Assignment: 12
Reel/Frame:011613/0620   Pages: 4
Recorded: 03/06/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SIDDLE, DAVID R.
Exec Dt:
03/02/2001
2
TAUBER, JOSEPH M.
Exec Dt:
03/02/2001
3
DARY, FRANCOIS-CHARLES H.
Exec Dt:
03/02/2001
Assignee
1
KENNAMETAL INC.
P.O. BOX 231
1600 TECHNOLOGY WAY
LATROBE, PENNSYLVANIA 15650
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6551375
US20030056620
09800167
Correspondence name and address
KENNAMETAL INC.
KEVIN P. WELDON
1600 TECHNOLOGY WAY
P.O. BOX 231
LATROBE, PA 15650
Assignment: 13
Reel/Frame:014623/0527   Pages: 4
Recorded: 05/18/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MASSA, TED R.
Exec Dt:
05/05/2004
2
SIDDLE, DAVID R.
Exec Dt:
05/11/2004
3
ERICKSON, ROBERT A.
Exec Dt:
05/17/2004
Assignee
1
KENNAMETAL INC.
1600 TECHNOLOGY WAY, P. O. BOX 231
LATROBE, PENNSYLVANIA 15650-0231
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7144210
US20050158135
10762005
Correspondence name and address
LARRY R. MEENAN
1600 TECHNOLOGY WAY, P. O. BOX 231
KENNAMETAL INC.
LATROBE, PA 15650-0231
Assignment: 14
Reel/Frame:015453/0950   Pages: 3
Recorded: 12/15/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MASSA, TED R.
Exec Dt:
11/16/2004
2
SIDDLE, DAVID R.
Exec Dt:
11/12/2004
Assignee
1
KENNAMETAL INC.
1600 TECHNOLOGY WAY, P. O. BOX 231
KENNAMETAL INC.
LATROBE, PENNSYLVANIA 15650-0231
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7325471
US20060051167
10935480
Correspondence name and address
JOHN J. PRIZZI
1600 TECHNOLOGY WAY, P. O. BOX 231
KENNAMETAL INC.
LATROBE, PA 15650-0231
Assignment: 15
Reel/Frame:018064/0876   Pages: 9
Recorded: 08/07/2006
Attorney Dkt #:K-1958
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SIDDLE, DAVID R.
Exec Dt:
06/22/2006
2
MARTS, CHARLES A.
Exec Dt:
07/08/2006
3
HIMLER, DONALD L.
Exec Dt:
07/28/2006
4
O'CONNOR, JAMES P.
Exec Dt:
08/01/2006
5
PERSICHETTI, NATHANIEL V.
Exec Dt:
07/26/2006
6
MASSA, TED R.
Exec Dt:
06/27/2006
7
COULSTON, GEORGE W.
Exec Dt:
06/22/2006
Assignee
1
KENNAMETAL INC.
1600 TECHNOLOGY WAY, P. O. BOX 231
LATROBE, PENNSYLVANIA 15650-0231
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070187061
11352925
Correspondence name and address
MATTHEW W. SMITH
1600 TECHNOLOGY WAY, P. O. BOX 231
LATROBE, PA 15650-0231
Assignment: 16
Reel/Frame:022487/0128   Pages: 3
Recorded: 04/01/2009
Attorney Dkt #:K-2604A
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SIDDLE, DAVID R.
Exec Dt:
03/24/2009
2
DUNN, CHRISTOPHER D.
Exec Dt:
03/24/2009
Assignee
1
KENNAMETAL INC.
1600 TECHNOLOGY WAY
LATROBE, PENNSYLVANIA 15650
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8171851
US20100251921
12416564
Correspondence name and address
KENNAMETAL INC. INTELLECTUAL PROPERTY DE
P.O. BOX 231
1600 TECHNOLOGY WAY
LATROBE, PA 15650
Assignment: 17
Reel/Frame:022984/0822   Pages: 5
Recorded: 07/21/2009
Attorney Dkt #:K-2823
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BRAHMANDAM, SUDHIR
Exec Dt:
07/21/2009
2
SIDDLE, DAVID R.
Exec Dt:
07/21/2009
3
LEICHT, PETER R.
Exec Dt:
07/21/2009
4
SPITSBERG, IRENE
Exec Dt:
07/21/2009
Assignee
1
KENNAMETAL INC.
1600 TECHNOLOGY WAY
LATROBE, PENNSYLVANIA 15650-0231
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20110016946
12506782
Correspondence name and address
ALKA A. PATEL
301 GRANT STREET
ONE OXFORD CENTRE, 38TH FLOOR
PITTSBURGH, PA 15219

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