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Patent Assignment Assignor Details
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Assignor Name : CARBORUNDUM COMPANY, THE
Total Assignments: 23
Assignment: 1
Reel/Frame:003853/0154   Pages: 2
Recorded: 05/15/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
CARBORUNDUM COMPANY, THE
Exec Dt:
10/23/1980
Assignee
1
ANDCO INCORPORATED, A CORP. OF N.Y.
25 ANDERSON ROAD
CHEEKTOWAGA, NEW YORK 14225
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
3129931
NONE
04119893
 
3220713
NONE
04215846
 
3387836
NONE
04668347
 
3511194
NONE
04719300
 
3568612
NONE
04800684
 
3557725
NONE
04840797
 
3630508
NONE
04855516
 
3606282
NONE
05034960
 
3702039
NONE
05068085
 
3741136
NONE
05181457
 
4019445
NONE
05620893
Correspondence name and address
BRUMBAUGH, GRAVES, ET AL.
30 ROCKEFELLER PLAZA
NEW YORK, N.Y. 10020
Assignment: 2
Reel/Frame:004852/0560   Pages: 7
Recorded: 06/25/1987
Conveyance: MERGER (SEE DOCUMENT FOR DETAILS). NEW YORK EFFECTIVE DEC. 31, 1980.
Assignors
1
BEAR CREEK MINING COMPANY
Exec Dt:
12/30/1980
2
BEAR TOOTH MINING COMPANY
Exec Dt:
12/30/1980
3
CARBORUNDUM COMPANY, THE
Exec Dt:
12/30/1980
4
CHASE BRASS & COPPER CO., INCORPORATED
Exec Dt:
12/30/1980
5
FLAMBEAU MINING CORPORATION
Exec Dt:
12/30/1980
6
KENNECOTT EXPLORATION, INC.
Exec Dt:
12/30/1980
7
KENNECOTT REFINING CORPORATION
Exec Dt:
12/30/1980
8
KENNECOTT SALES CORPORATION
Exec Dt:
12/30/1980
9
OZARK LEAD COMPANY
Exec Dt:
12/30/1980
10
RIDGE MINING CORPORATION
Exec Dt:
12/30/1980
Assignee
1
KENNECOTT CORPORATION
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
3593460
NONE
04736779
 
3669634
NONE
04737984
 
3604933
NONE
04789815
 
3668300
NONE
04828692
 
3635089
NONE
04881527
 
3634975
NONE
05004494
 
3761191
NONE
05184140
 
3833112
NONE
05288838
 
3858994
NONE
05376068
 
3858433
NONE
05406127
 
3923314
NONE
05422441
 
3939297
NONE
05422858
 
3919906
NONE
05463771
 
3886831
NONE
05463772
 
3915193
NONE
05520509
 
3941360
NONE
05532854
 
4044817
NONE
05561701
 
3979084
NONE
05573761
 
4022937
NONE
05589103
 
4019445
NONE
05620893
 
4019853
NONE
05628300
 
4293598
NONE
05960150
 
4292528
NONE
06050908
Correspondence name and address
KENNECOTT CORPORATION
200 PUBLIC SQUARE
CLEVELAND OHIO 44114
Assignment: 3
Reel/Frame:003954/0675   Pages: 2
Recorded: 03/22/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
CARBORUNDUM COMPANY, THE
Exec Dt:
02/16/1982
Assignee
1
FLAKT, INC.
1500 E. PUTNMA AVENUE
OLD GREENWICH, CONNECTICUT 06870
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
3572012
NONE
04777294
 
3735566
NONE
05103404
Correspondence name and address
DANN, DORFMAN, ET AL.
1310 FIDELITY BLDG.
123 S. BROAD ST.
PHILADELPHIA, PA. 19109
Assignment: 4
Reel/Frame:006852/0409   Pages: 5
Recorded: 12/20/1993
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor
1
CARBORUNDUM COMPANY, THE
Exec Dt:
04/12/1988
Assignee
1
METAULLICS SYSTEMS CO., L.P.
31935 AURORA ROAD
SOLON, OHIO 44139
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
4930986
NONE
06629526
 
4940384
NONE
07309613
Correspondence name and address
FAY, SHARPE, BEALL, FAGAN, ETAL
SCOTT A. MCCOLLISTER
1100 SUPERIOR AVENUE, SUITE 700
CLEVELAND, OH 44114
Assignment: 5
Reel/Frame:006852/0416   Pages: 16
Recorded: 10/22/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
CARBORUNDUM COMPANY, THE
Exec Dt:
02/10/1989
Assignee
1
METAULLICS SYSTEMS CO., L.P.
31935 AURORA ROAD
SOLON, OHIO 44139
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4940384
NONE
07309613
Correspondence name and address
FAY, SHARPE, BEALL, FAGAN, MINNICH ETAL
SCOTT A. MCCOLLISTER
1100 SUPERIOR AVENUE, SUITE 700
CLEVELAND, OH 44114-2518
Assignment: 6
Reel/Frame:005573/0873   Pages: 3
Recorded: 01/24/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
CARBORUNDUM COMPANY, THE
Exec Dt:
10/16/1990
Assignee
1
OIS OPTICAL IMAGING SYSTEMS, INC., A DE CORP.
1896 BARRETT STREET
TROY, MICHIGAN 48084
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
4785191
NONE
07040532
 
4826777
NONE
07224841
Correspondence name and address
KENNETH M. MASSARONI
OIS OPTICAL IMAGING SYSTEMS, INC.
1896 BARRETT STREET
TROY, MI 48084
Assignment: 7
Reel/Frame:005573/0983   Pages: 3
Recorded: 01/24/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
CARBORUNDUM COMPANY, THE
Exec Dt:
10/16/1990
Assignee
1
OIS OPTICAL IMAGING SYSTEMS, INC., A CORP. OF DE
1896 BARRETT ST.
TROY, MICHIGAN 48084
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4910412
NONE
07339063
Correspondence name and address
OIS OPTICAL IMAGING SYSTEMS, INC.,
1896 BARRETT ST.,
TROY, MI 48084
Assignment: 8
Reel/Frame:005573/0986   Pages: 3
Recorded: 01/24/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
CARBORUNDUM COMPANY, THE
Exec Dt:
10/16/1990
Assignee
1
OIS OPTICAL IMAGING SYSTEMS, INC., A CORP. OF DE
1896 BARRETT ST.
TROY, MICHIGAN 48084
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4990765
NONE
07440779
Correspondence name and address
KENNETH M. MASSARONI
OIS OPTICAL IMAGING SYSTEMS, INC.
1896 BARRETT ST.,
TROY, MI 48084
Assignment: 9
Reel/Frame:006587/0336   Pages: 19
Recorded: 06/28/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
CARBORUNDUM COMPANY, THE
Exec Dt:
06/09/1993
Assignee
1
METAULLICS SYSTEMS CO., L.P.
31935 AURORA ROAD SOLON, OH 44139
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5143357
NONE
07614914
Correspondence name and address
SCOTT A. MCCOLLISTER
1100 SUPERIOR AVENUE, STE. 700
CLEVELAND, OH 44114-2518
Assignment: 10
Reel/Frame:006589/0816   Pages: 19
Recorded: 06/28/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
CARBORUNDUM COMPANY, THE
Exec Dt:
06/09/1993
Assignee
1
METAULLICS SYSTEMS CO., L.P.
31935 AURORA ROAD SOLON, OHIO 44139
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5177035
NONE
07564678
Correspondence name and address
SCOTT A. MCCOLLISTER - FAY, SHARPE,
BEALL, FAGAN, MINNICH & MCKEE
1100 SUPERIOR AVENUE
SUITE 2518
CLEVELAND, OHIO 44114-2518
Assignment: 11
Reel/Frame:007067/0973   Pages: 14
Recorded: 07/25/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
CARBORUNDUM COMPANY, THE
Exec Dt:
06/09/1993
Assignee
1
METAULLICS SYSTEMS CO., L.P.
31935 AURORA ROAD
SOLON, OHIO 44139
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
4598899
NONE
06629525
 
4964993
NONE
06661543
 
4739974
NONE
06938367
 
4868142
NONE
07133898
 
5028211
NONE
07315533
 
5028036
NONE
07323509
 
5194407
NONE
07379342
 
5029821
NONE
07444684
 
5092821
NONE
07467028
 
5078572
NONE
07467485
 
5025198
NONE
07506676
 
5045111
NONE
07506712
 
5126047
NONE
07519947
 
5165858
NONE
07529105
 
5088893
NONE
07649221
 
5181828
NONE
07797465
Correspondence name and address
SCOTT A. MCCOLLISTER
FAY, SHARPE, BEALL, ET AL
1100 SUPERIOR AVENUE
SUITE 700
CLEVELAND, OH 44114
Assignment: 12
Reel/Frame:008074/0470   Pages: 3
Recorded: 08/08/1996
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor
1
CARBORUNDUM COMPANY, THE
Exec Dt:
02/29/1996
Assignee
1
UNIFRAX CORPORATION
2351 WHIRLPOOL STREET
NIAGARA FALLS, NEW YORK 14305
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5567536
NONE
08397765
Correspondence name and address
RENNER, KENNER, GREIVE, BOBAK ET AL
JOSEPH G. CURATOLO
1610 FIRST NATIONAL TOWER
AKRON, OH 44308-1456
Assignment: 13
Reel/Frame:008147/0581   Pages: 3
Recorded: 09/09/1996
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor
1
CARBORUNDUM COMPANY, THE
Exec Dt:
02/29/1996
Assignee
1
UNIFRAX CORPORATION
2351 WHIRLPOOL STREET
NIAGARA FALLS, NEW YORK 14305
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5580532
NONE
08333968
Correspondence name and address
RENNER, KENNER, GREIVE ET AL
JOSEPH G. CURATOLO
1610 FIRST NATIONAL TOWER
AKRON, OH 44308-1456
Assignment: 14
Reel/Frame:009168/0720   Pages: 5
Recorded: 05/11/1998
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor
1
CARBORUNDUM COMPANY, THE
Exec Dt:
02/29/1996
Assignee
1
UNIFRAX CORPORATION
2351 WHIRLPOOL STREET
NIAGARA FALLS, NEW YORK 14305
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
4999168
NONE
07345756
 
5384188
NONE
07977390
Correspondence name and address
JOSEPH G. CURATOLO
24500 CENTER RIDGE ROAD
SUITE 280
WESTLAKE, OH 44145
Assignment: 15
Reel/Frame:009360/0001   Pages: 3
Recorded: 07/28/1998
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor
1
CARBORUNDUM COMPANY, THE
Exec Dt:
02/29/1996
Assignee
1
UNIFRAX CORPORATION
2351 WHIRLPOOL STREET
NIAGARA FALLS, NEW YORK 14305
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5419975
NONE
08156378
Correspondence name and address
JOSEPH G. CURATOLO
24500 CENTER RIDGE ROAD
SUITE 280
WESTLAKE, OH 44145
Assignment: 16
Reel/Frame:009678/0884   Pages: 3
Recorded: 01/06/1999
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor
1
CARBORUNDUM COMPANY, THE
Exec Dt:
02/29/1996
Assignee
1
UNIFRAX CORPORATION
2351 WHIRLPOOL STREET
NIAGRA FALLS, NEW YORK 14305
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
5032447
NONE
07204064
 
5032441
NONE
07608595
Correspondence name and address
JOSEPH G. CURATOLO
24500 CENTER RIDGE ROAD
SUITE 280
WESTLAKE, OH 44145
Assignment: 17
Reel/Frame:011164/0944   Pages: 3
Recorded: 10/10/2000
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor
1
CARBORUNDUM COMPANY, THE
Exec Dt:
02/29/1996
Assignee
1
UNIFRAX CORPORATION
2351 WHIRLPOOL STREET
NIAGARA FALLS, NEW YORK 14305
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5482686
NONE
08341777
Correspondence name and address
RENNER, KENNER, GREIVE, BOBAK, ET AL.
JOSEPH G. CURATOLO
24500 CENTER RIDGE ROAD, SUITE 280
WESTLAKE, OH 44145
Assignment: 18
Reel/Frame:008430/0693   Pages: 3
Recorded: 04/07/1997
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor
1
CARBORUNDUM COMPANY, THE
Exec Dt:
01/14/1997
Assignee
1
UNIFAX CORPORATION, THE
2351 WHIRLPOOL STREET
NIAGARA FALLS, NEW YORK 14305
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
4885890
NONE
07268110
 
5273821
NONE
07790938
Correspondence name and address
RENNER, KENNER, GREIVE, BOBAK, TAYLOR &
WEBER
JOSEPH G. CURATOLO
1610 FIRST NATIONAL TOWER
AKRON, OH 44308-1456
Assignment: 19
Reel/Frame:008460/0774   Pages: 3
Recorded: 04/17/1997
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor
1
CARBORUNDUM COMPANY, THE
Exec Dt:
01/14/1997
Assignee
1
UNIFRAX CORPORATION, THE
2351 WHIRLPOOL STREET
NIAGRA FALLS, NEW YORK 14305
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5666726
NONE
08470995
Correspondence name and address
RENNER, KENNER, GRIEVE, ET AL.
JOSEPH G. CURATOLO
1610 FIRST NATIONAL TOWER
AKRON, OH 44308-1456
Assignment: 20
Reel/Frame:008442/0879   Pages: 22
Recorded: 04/04/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
CARBORUNDUM COMPANY, THE
Exec Dt:
03/26/1997
Assignee
1
CARBORUNDUM CORPORATION
1 NEW BOND STREET
WORCESTER, MASSACHUSETTS 01615
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
5011872
NONE
07327067
 
5324570
NONE
07993968
 
5424261
NONE
08172032
 
5773377
NONE
08489610
 
5541145
NONE
08489615
Correspondence name and address
RENNER, KENNER, GREIVE, BOBAK, ET AL
JOSEPH G. CURATOLO
1610 FIRST NATIONAL TOWER
AKRON, OH 44308-1456
Assignment: 21
Reel/Frame:008867/0220   Pages: 3
Recorded: 12/22/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
CARBORUNDUM COMPANY, THE
Exec Dt:
12/17/1997
Assignee
1
GRP INC.
200 PUBLIC SQUARE
CLEVELAND, OHIO 44114
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5738811
NONE
08441901
Correspondence name and address
RENNER, KENNER, GREIVE, BOBAK, ET AL.
RODNEY L. SKOGLUND
1610 FIRST NATIONAL TOWER
AKRON, OH 44308-1456
Assignment: 22
Reel/Frame:011170/0214   Pages: 4
Recorded: 10/04/2000
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor
1
CARBORUNDUM COMPANY, THE
Exec Dt:
10/03/2000
Assignee
1
UNIFRAX CORPORATION
2351 WHIRLPOOL STREET
NIAGARA FALLS, NEW YORK 14305
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
5053362
NONE
07250030
 
4943465
NONE
07261944
 
5215806
NONE
07479322
 
5145811
NONE
07727715
Correspondence name and address
UNIFRAX CORPORATION
MARK ROOS
2351 WHIRLPOOL STREET
NIAGARA FALLS, NEW YORK 14305-2413
Assignment: 23
Reel/Frame:011170/0218   Pages: 5
Recorded: 10/04/2000
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor
1
CARBORUNDUM COMPANY, THE
Exec Dt:
10/03/2000
Assignee
1
UNIFRAX CORPORATION
2351 WHIRLPOOL STREET
NIAGARA FALLS, NEW YORK 14305
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
4174331
NONE
05656475
 
4204907
NONE
05891368
 
4238547
NONE
05965671
 
4248752
NONE
06052873
 
4332852
NONE
06099374
 
4240833
NONE
06102606
 
4277269
NONE
06105319
 
4312911
NONE
06105320
 
4349637
NONE
06142271
 
4363199
NONE
06146826
 
4442219
NONE
06312586
 
4435468
NONE
06348482
 
4418415
NONE
06355495
 
4612087
NONE
06529077
 
4523531
NONE
06582402
 
4640848
NONE
06770333
 
4822679
NONE
06925580
 
4803822
NONE
07008892
 
4863700
NONE
07191459
 
4850171
NONE
07268116
Correspondence name and address
UNIFRAX CORPORATION
MARK ROOS
2351 WHIRLPOOL STREET
NIAGARA FALLS, NY 14305-2413

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