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 #:
6731446
Issue Dt:
05/04/2004
Application #:
09773610
Filing Dt:
02/02/2001
Publication #:
20010048568
Pub Dt:
12/06/2001
Inventors:
Hiroyuki Ikeda, Youji Arita, Masahiro Kawashima, Tekeshi Kuriwada, Yuzo Seo
Title:
METHOD FOR FORMING A MANGNETIC PATTERN IN A MAGNETIC RECORDING MEDIUM, METHOD FOR PRODUCING A MAGNETIC RECORDING MEDIUM, MAGNETIC PATTERN FORMING DEVICE, MEGNETIC RECORDING MEDIUM AND MAGNETIC RECORDING DEVICE
Assignment: 1
Reel/Frame:
011890/0953Recorded: 06/11/2001Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
IKEDA, HIROYUKI
Exec Dt:
03/23/2001
ARITA, YOUJI
Exec Dt:
03/23/2001
KAWASHIMA, MASAHIRO
Exec Dt:
03/23/2001
KURIWADA,TAKESHI
Exec Dt:
03/23/2001
SEO, YUZO
Exec Dt:
03/23/2001
Assignee:
MITSUBISHI CHEMICAL CORPORATION
5-2, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO 100-0005, JAPAN
Correspondent:
OBLON SPIVAK MCCLELLAND MAIER & NEUSTADT
MARVIN J. SPIVAK
FOURTH FLOOR
1755 JEFFERSON DAVIS HIGHWAY
ARLINGTON, VA 22202
Assignment: 2
Reel/Frame:
014388/0526Recorded: 03/02/2004Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
MITSUBISHI CHEMICAL CORPORATION
Exec Dt:
02/25/2004
Assignee:
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
1006, OAZA KADOMA, KADOMA-SHI
OSAKA 571-8501, JAPAN
Correspondent:
OBLON, SPIVAK, MCCLELLAND, MAIER & NEUST
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 3
Reel/Frame:
032332/0082Recorded: 02/25/2014Pages: 11
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
Exec Dt:
10/01/2008
Assignee:
PANASONIC CORPORATION
1006, OAZA KADOMA, KADOMA-SHI
OSAKA, JAPAN 571-8501
Correspondent:
PANASONIC CORPORATION
2-1-61, SHIROMI, CHUO-KU
7F OBP PANASONIC TOWER
OSAKA, 540-6207 JAPAN
Assignment: 4
Reel/Frame:
032360/0795Recorded: 02/27/2014Pages: 26
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
PANASONIC CORPORATION
Exec Dt:
11/27/2013
Assignee:
PANASONIC HEALTHCARE CO., LTD.
2131-1, MINAMIGATA, TOON-SHI
EHIME, JAPAN 791-0395
Correspondent:
PANASONIC CORPORATION
2-1-61, SHIROMI, CHUO-KU
7F OBP PANASONIC TOWER
OSAKA, 540-6207 JAPAN
Assignment: 5
Reel/Frame:
032480/0433Recorded: 03/19/2014Pages: 22
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
PANASONIC HEALTHCARE CO., LTD.
Exec Dt:
03/01/2014
Assignee:
PANASONIC CORPORATION
1006, OAZA KADOMA, KADOMA-SHI
OSAKA, JAPAN 571-8501
Correspondent:
PANASONIC CORPORATION
2-1-61, SHIROMI, CHUO-KU
7F OBP PANASONIC TOWER
OSAKA, 540-6207 JAPAN
Assignment: 6
Reel/Frame:
034650/0885Recorded: 12/16/2014Pages: 15
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
PANASONIC CORPORATION
Exec Dt:
10/15/2014
Assignee:
WESTERN DIGITAL TECHNOLOGIES, INC.
3355 MICHELSON DRIVE
SUITE 100
IRVINE, CALIFORNIA 92612
Correspondent:
KNOBBE, MARTENS, OLSON & BEAR, LLP.
2040 MAIN STREET
14TH FLOOR
IRVINE, CA 92614

Search Results as of: 04/28/2024 07:13 PM
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