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Patent Assignment Assignor Details
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Assignor Name : KLEIN, HELMUT
Total Assignments: 29
Assignment: 1
Reel/Frame:004364/0156   Pages: 1
Recorded: 09/27/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
08/05/1983
2
Exec Dt:
08/05/1983
3
Exec Dt:
08/05/1983
4
Exec Dt:
08/05/1983
Assignee
1
BAKERPFAD 25
CORP. OF GERMANY
D-4150 KREFELD, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06518510
Correspondence name and address
SPRUNG, HORN, KRAMER & WOODS
600 THIRD AVE.,
NEW YORK, NY 10016
Assignment: 2
Reel/Frame:004453/0980   Pages: 1
Recorded: 10/06/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
08/05/1983
2
Exec Dt:
08/05/1983
3
Exec Dt:
08/05/1983
4
Exec Dt:
08/05/1983
Assignee
1
BAKERPFAD 25
D-4150 KREFELD, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06518511
Correspondence name and address
SPRUNG HORN KRAMER & WOODS
600 THIRD AVE.
NEW YORK, NY 10016
Assignment: 3
Reel/Frame:004265/0230   Pages: 1
Recorded: 05/23/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
05/21/1984
2
Exec Dt:
05/21/1984
3
Exec Dt:
05/21/1984
4
Exec Dt:
05/21/1984
Assignees
1
REUTERWEG 14
A CORP. OF GERMANY
D-6000 FRANKFURT AM MAIN, GERMANY
2
POSTFACH 1209
A CORP. OF GERMANY
D-8360 DEGGENDORF, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06613595
Correspondence name and address
KARL F. ROSS
5676 RIVERDALE AVE.
NEW YORK, NY 10471
Assignment: 4
Reel/Frame:005715/0115   Pages: 3
Recorded: 05/28/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
04/29/1991
2
Exec Dt:
04/29/1991
Assignee
1
SPITZWEG-FEUERBACHSTR.8
A FIRM OF GERMANY
SOLINGEN 19, GERMANY 5650
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07652515
Correspondence name and address
MARTIN A. FARBER
866 UNITED NATIONS PLAZA
NEW YORK, NY 10017
Assignment: 5
Reel/Frame:005779/0620   Pages: 3
Recorded: 07/29/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
07/12/1991
2
Exec Dt:
07/12/1991
Assignee
1
A FIRM ORGANIZED OF GERMANY
SPITZWEG-FEUERBACHSTR.8
5650 SOLINGEN 19, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07666726
Correspondence name and address
MARTIN A. FARBER
866 UNITED NATIONS PLAZA
NEW YORK, NY 10017
Assignment: 6
Reel/Frame:006056/0551   Pages: 3
Recorded: 04/02/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
03/18/1992
2
Exec Dt:
03/18/1992
Assignee
1
SPITZWEG-FEUERBACHSTR. 8
5650 SOLINGEN 19, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07800499
Correspondence name and address
MARTIN A. FARBER
866 UNITED NATIONS PLAZA
NEW YORK, NEW YORK 10017-1872
Assignment: 7
Reel/Frame:006238/0810   Pages: 3
Recorded: 09/02/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
08/24/1992
2
Exec Dt:
08/24/1992
Assignee
1
SPITZWEG-FEUERBACHSTRASSE 8
5650 SOLINGEN 19, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07880178
Correspondence name and address
MARTIN A. FARBER
866 UNITED NATIONS PLAZA
NEW YORK, NY 10017-1872
Assignment: 8
Reel/Frame:007509/0936   Pages: 3
Recorded: 05/25/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/16/1995
2
Exec Dt:
05/16/1995
Assignee
1
P.O. BOX 40
FRANKLIN LAKES, NEW JERSEY 07417
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08451053
Correspondence name and address
SHAPIRO AND SHAPIRO
NELSON H. SHAPIRO
SUITE 1701
1100 WILSON BOULEVARD
ARLINGTON, VA 22209
Assignment: 9
Reel/Frame:007890/0558   Pages: 3
Recorded: 03/01/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/26/1996
2
Exec Dt:
02/26/1996
Assignee
1
P.O. BOX 215
OAKLAND, NEW JERSEY 07436
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08609480
Correspondence name and address
SHAPIRO AND SHAPIRO
NELSON H. SHAPIRO
SUITE 1701
1100 WILSON BOULEVARD
ARLINGTON, VA 22209
Assignment: 10
Reel/Frame:009269/0516   Pages: 3
Recorded: 06/22/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
12/02/1997
Assignee
1
HOLZHOFSTR. 26
D-82362 WEILHEIM, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08987793
Correspondence name and address
FISHMAN, DIONNE, CANTOR & COLBURN
DAVID A. FOX, ESQ.
88 DAY HILL ROAD
WINDSOR, CT 06095
Assignment: 11
Reel/Frame:009265/0416   Pages: 3
Recorded: 06/19/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
05/19/1998
Assignee
1
P.O. BOX 215
OAKLAND, NEW JERSEY 07436
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09040417
Correspondence name and address
SHAPIRO AND SHAPIRO
NELSON H. SHAPIRO
SUITE 1701
1100 WILSON BOULEVARD
ARLINGTON, VA 22209
Assignment: 12
Reel/Frame:011936/0851   Pages: 4
Recorded: 06/01/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/29/2001
2
Exec Dt:
05/29/2001
Assignee
1
STEEGER STRASSE 17
D-42551 VELBERT, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09857221
Correspondence name and address
FRIEDRICH KUEFFNER
342 MADISON AVENUE
NEW YORK, NY 10173
Assignment: 13
Reel/Frame:012758/0081   Pages: 5
Recorded: 01/23/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/20/2001
2
Exec Dt:
12/20/2001
Assignee
1
STEEGER STRASSE 17
D-42551 VELBERT, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
10031770
Correspondence name and address
FRIEDRICH KUEFFNER
342 MADISON AVENUE
NEW YORK, NY 10173
Assignment: 14
Reel/Frame:012856/0446   Pages: 4
Recorded: 04/26/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
04/22/2002
Assignee
1
STEEGER STRASSE 17
D-42551 VELBERT, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10133827
Correspondence name and address
FRIEDRICH KUEFFNER
317 MADISON AVENUE
NEW YORK, NY 10017
Assignment: 15
Reel/Frame:012981/0309   Pages: 5
Recorded: 06/12/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/22/2002
2
Exec Dt:
04/23/2002
3
Exec Dt:
04/12/2002
Assignee
1
STEEGER STRASSE 17
D-42551 VELBERT, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
10008451
Correspondence name and address
FRIEDRICH KUEFFNER
317 MADISON AVENUE
NEW YORK, NY 10017
Assignment: 16
Reel/Frame:014811/0038   Pages: 2
Recorded: 09/16/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
08/25/2003
Assignee
1
DIESELSTRASSE 8
SENDENHORST, GERMANY 48324
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10468578
Correspondence name and address
MILDE & HOFFBERG, LLP
KARL F. MILDE, JR.
10 BANK STREET
SUITE 460
WHITE PLAINS, NY 10606
Assignment: 17
Reel/Frame:021223/0618   Pages: 4
Recorded: 07/10/2008
Attorney Dkt #:A-10036
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
04/28/2006
Assignees
1
EGGER, STRASSER 47
METTEN, GERMANY 94526
2
NEUBERSTRASSE 32
HAMBURG, GERMANY 22087
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10578310
Correspondence name and address
STEWART L. GITLER
HOFFMAN, WASSON & GITLER, P.C.
2461 SOUTH CLARK STREET
SUITE 522
ARLINGTON, VA 22202
Assignment: 18
Reel/Frame:019546/0270   Pages: 2
Recorded: 07/12/2007
Attorney Dkt #:4861-001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/29/2006
2
Exec Dt:
06/29/2006
Assignee
1
STEEGER STRASSE 17
VELBERT, GERMANY 42551
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11476968
Correspondence name and address
LOWE HAUPTMAN & BERNER, LLP
1700 DIAGONAL ROAD
SUITE 300
ALEXANDRIA, VA 22314
Assignment: 19
Reel/Frame:018653/0731   Pages: 5
Recorded: 11/28/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/02/2006
2
Exec Dt:
11/02/2006
3
Exec Dt:
11/02/2006
4
Exec Dt:
10/20/2006
Assignee
1
STEEGER STRASSE 17
D-42551 VELBERT, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
11597861
Correspondence name and address
FRIEDRICH KUEFFNER
317 MADISON AVENUE
NEW YROK, NY 10017
Assignment: 20
Reel/Frame:018895/0050   Pages: 5
Recorded: 02/01/2007
Attorney Dkt #:ZHHZ 2 00028
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/19/2006
2
Exec Dt:
12/19/2006
3
Exec Dt:
01/19/2007
Assignee
1
STEEGER STRASSE 17
42551 VELBERT, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11659292
Correspondence name and address
FAY SHARPE LLP
1100 SUPERIOR AVENUE, SEVENTH FLOOR
CLEVELAND, OHIO 44114-2579
Assignment: 21
Reel/Frame:020677/0512   Pages: 2
Recorded: 03/05/2008
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/11/2008
2
Exec Dt:
02/12/2008
3
Exec Dt:
02/13/2008
4
Exec Dt:
02/12/2008
5
Exec Dt:
02/13/2008
Assignee
1
MUNCHENER STRASSE 125-127
D-45145 ESSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11989441
Correspondence name and address
K.F. ROSS P.C.
5683 RIVERDALE AVENUE
SUITE 203 BOX 900
BRONX, NY 10471-0900
Assignment: 22
Reel/Frame:021247/0979   Pages: 8
Recorded: 07/16/2008
Attorney Dkt #:BM-212PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/17/2008
2
Exec Dt:
03/10/2008
3
Exec Dt:
03/10/2008
Assignee
1
STEEGER STRASSE 17
DE-42551 VELBERT, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11991616
Correspondence name and address
FRIEDRICH KUEFFNER
317 MADISON AVENUE
SUITE 910
NEW YORK, NY 10017
Assignment: 23
Reel/Frame:020872/0669   Pages: 2
Recorded: 04/29/2008
Attorney Dkt #:24194
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/14/2008
2
Exec Dt:
04/14/2008
3
Exec Dt:
04/14/2008
Assignee
1
MUNCHENER STRASSE 125-127
ESSEN, GERMANY D-45145
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12091992
Correspondence name and address
KENNAMETAL INC.
P.O. BOX 231
1600 TECHNOLOGY WAY
LATROBE, PA 15650
Assignment: 24
Reel/Frame:021241/0740   Pages: 3
Recorded: 07/16/2008
Attorney Dkt #:060718.00009
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
07/09/2008
Assignee
1
HOLZHOFSTR 26
WEILHEIM, GERMANY 82362
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12142958
Correspondence name and address
MICHAEL G. SHARIFF
39400 WOODWARD AVENUE
SUITE 101
BLOOMFIELD HILLS, MI 48304-5151
Assignment: 25
Reel/Frame:021529/0618   Pages: 2
Recorded: 09/15/2008
Attorney Dkt #:(24262)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/11/2008
2
Exec Dt:
07/11/2008
3
Exec Dt:
07/11/2008
Assignee
1
MUNCHENER STRASSE 125-127
ESSEN, GERMANY D-45145
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12282958
Correspondence name and address
K.F. ROSS P.C.
5683 RIVERDALE AVENUE
SUITE 203 BOX 900
BRONX, NY 10471-0900
Assignment: 26
Reel/Frame:021711/0683   Pages: 4
Recorded: 10/21/2008
Attorney Dkt #:24262
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE SPELLING OF THE FIRST NAME OF THE SECOND ASSIGNOR PREVIOUSLY RECORDED ON REEL 021529 FRAME 0618. ASSIGNOR(S) HEREBY CONFIRMS THE KLOTZER, RALK.
Assignors
1
Exec Dt:
07/11/2008
2
Exec Dt:
07/11/2008
3
Exec Dt:
07/11/2008
Assignee
1
MUNCHENER STRASSE 125 - 127
ESSEN, GERMANY D-45145
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12282958
Correspondence name and address
KF ROSS PC
P.O. BOX 900
BRONX, NY 10471
Assignment: 27
Reel/Frame:023199/0575   Pages: 2
Recorded: 09/08/2009
Attorney Dkt #:24546
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
08/13/2009
2
Exec Dt:
08/14/2009
3
Exec Dt:
08/18/2009
Assignee
1
1600 TECHNOLOGY WAY
LATROBE, PENNSYLVANIA 15650
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12530215
Correspondence name and address
KENNAMETAL INC. INTELLECTUAL PROPERTY DE
P.O. BOX 231
1600 TECHNOLOGY WAY
LATROBE, PA 15650
Assignment: 28
Reel/Frame:027327/0208   Pages: 4
Recorded: 12/05/2011
Attorney Dkt #:K-2926PC
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/29/2011
2
Exec Dt:
11/03/2011
3
Exec Dt:
11/07/2011
4
Exec Dt:
11/07/2011
Assignee
1
1600 TECHNOLOGY WAY
LATROBE, PENNSYLVANIA 15650
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
13376209
Correspondence name and address
KENNAMETAL INC. INTELLECTUAL PROPERTY DE
P.O. BOX 231
1600 TECHNOLOGY WAY
LATROBE, PA 15650
Assignment: 29
Reel/Frame:058713/0609   Pages: 8
Recorded: 01/20/2022
Attorney Dkt #:08600042US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/30/2021
2
Exec Dt:
01/12/2022
3
Exec Dt:
12/16/2021
4
Exec Dt:
12/16/2021
5
Exec Dt:
12/20/2021
6
Exec Dt:
12/17/2021
Assignees
1
EDUARD-SCHLOEMANN-STR. 4
DÜSSELDORF, GERMANY 40237
2
DIESELSTRASSE 55
HEILIGENHAUS, GERMANY 42579
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
17622535
Correspondence name and address
MAIER & MAIER, PLLC
345 SOUTH PATRICK STREET
ALEXANDRIA, VA 22314

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