skip navigationU S P T O SealUnited States Patent and Trademark Office AOTW logo
Home|Site Index|Search|Guides|Contacts|eBusiness|eBiz alerts|News|Help
Assignments on the Web > Patent Query
Patent Assignment Abstract of Title
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Total Assignments: 6
Patent #:
6976908
Issue Dt:
12/20/2005
Application #:
11001047
Filing Dt:
12/02/2004
Publication #:
20050124269
Pub Dt:
06/09/2005
Inventors:
Takayuki Masunaga, Shinobu Oofuchi, Hiromichi Isogai, Katsuyoshi Kojima
Title:
POLISHING HEAD AND POLISHING APPARATUS
Assignment: 1
Reel/Frame:
016049/0781Recorded: 12/02/2004Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
MASANAGA, TAKAYUKI
Exec Dt:
11/16/2004
OOFUCHI, SHINOBU
Exec Dt:
11/15/2004
ISOGAI, HIROMICHI
Exec Dt:
11/17/2004
KOJIMA, KATSUYOSHI
Exec Dt:
11/17/2004
Assignees:
KABUSHIKI KAISHA TOSHIBA
1-1, SHIBAURA 1-CHOME, MINATO-KU
TOKYO 105-8001, JAPAN
TOSHIBA CERAMICS CO., LTD.
6-3, 1-CHOME, OSAKI, SINAGAWA-KU
TOKYO, JAPAN
Correspondent:
OBLON, SPIVAK, MCCLELLAND, MAIER & NEUST
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 2
Reel/Frame:
016711/0303Recorded: 06/21/2005Pages: 4
Conveyance:
CORRECTIVE COVERSHEET TO CORRECT THE NAME OF THE ASSIGNOR PREVIOUSLY RECORDED ON REEL 016049, FRAME 0781.
Assignors:
MASUNAGA, TAKAYUKI
Exec Dt:
11/16/2004
OOFUCHI, SHINOBU
Exec Dt:
11/15/2004
ISOGAI, HIROMICHI
Exec Dt:
11/17/2004
KOJIMA, KATSUYOSHI
Exec Dt:
11/17/2004
Assignees:
KABUSHIKI KAISHA TOSHIBA
1-1, SHIBAURA 1-CHOME, MINATO-KU
TOKYO 105-8001, JAPAN
TOSHIBA CERAMICS CO., LTD.
6-3, 1-CHOME, OSAKI, SINAGAWA-KU
TOKYO, JAPAN
Correspondent:
OBLON, SPIVAK, MCCLELLAND, MAIER & NEUST
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 3
Reel/Frame:
019817/0749Recorded: 09/13/2007Pages: 17
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
TOSHIBA CERAMICS CO., LTD.
Exec Dt:
06/01/2007
Assignee:
COVALENT MATERIALS CORPORATION
6-3, OHSAKI 1-CHOME, SHINAGAWA-KU
TOKYO, JAPAN
Correspondent:
DAVID J. CUSHING - SUGHRUE MION PLLC
20-20, KAIGAN 3-CHOME, MINATO-KU
SUITE 800
WASHINGTON, D.C, DC 20037
Assignment: 4
Reel/Frame:
029962/0497Recorded: 03/11/2013Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
COVALENT MATERIALS CORPORATION
Exec Dt:
12/26/2012
Assignee:
COVALENT SILICON CORPORATION
6-861-5, SEIRO-MACHI HIGASHIKO
KITAKANBARA-GUN
NIIGATA, JAPAN 957-0197
Correspondent:
ROBERT G. MUKAI
1737 KING STREET
SUITE 500
ALEXANDRIA, VA 22314
Assignment: 5
Reel/Frame:
029991/0421Recorded: 03/13/2013Pages: 15
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
COVALENT SILICON CORPORATION
Exec Dt:
01/07/2013
Assignee:
GLOBALWAFERS JAPAN CO., LTD.
6-861-5, SEIRO-MACHI HIGASHIKO
KITAKANBARA-GUN
NIIGATA, JAPAN 957-0197
Correspondent:
BUCHANAN INGERSOLL & ROONEY PC
1737 KING STREET
SUITE 500
ALEXANDRIA, VA 22314
Assignment: 6
Reel/Frame:
040042/0499Recorded: 10/18/2016Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
KABUSHIKI KAISHA TOSHIBA
Exec Dt:
10/17/2016
Assignee:
GLOBALWAFERS JAPAN CO., LTD.
6-861-5, SEIRO-MACHI, HIGASHIKO
KITAKANBARA-GUN, NIIGATA, JAPAN 957-0197
Correspondent:
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314

Search Results as of: 05/06/2024 04:53 AM
If you have any comments or questions concerning the data displayed, contact PRD / Assignments at 571-272-3350. v.2.6
Web interface last modified: August 25, 2017 v.2.6
| .HOME | INDEX| SEARCH | eBUSINESS | CONTACT US | PRIVACY STATEMENT