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Patent Assignment Abstract of Title
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Total Assignments: 6
Patent #:
Issue Dt:
05/11/1993
Application #:
07573878
Filing Dt:
08/27/1990
Inventors:
GERALD L. WEISPFENNING, JOHN BORTINS
Title:
METHODS OF IMPROVED SERVO HEAD PASSIVE NOISE CANCELLATION BY PLACEMENT AND ORIENTATION OF MULTIPLE SERVO TRANSDUCERS
Assignment: 1
Reel/Frame:
005423/0971Recorded: 08/27/1990Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
Exec Dt:
08/22/1990
Exec Dt:
08/22/1990
Assignee:
A CORP. OF DE
SCOTTS VALLEY, CALIFORNIA
Correspondent:
KINNEY & LANGE, P.A.
STE. 1500
625 FOURTH AVENUE SOUTH
MINNEAPOLIS, MN 55415
Assignment: 2
Reel/Frame:
006353/0208Recorded: 12/21/1992Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
12/14/1992
Assignee:
920 DISC DRIVE
SCOTTS VALLEY, CALIFORNIA 95067-0360
Correspondent:
JOSEPH R. KELLY
KINNEY & LANGE, P.A.
625 FOURTH AVENUE SOUTH, SUITE 1500
MINNEAPOLIS, MN 55415-1659
Assignment: 3
Reel/Frame:
011077/0319Recorded: 08/01/2000Pages: 14
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
07/28/2000
Assignee:
920 DISC DRIVE
SCOTTS VALLEY, CALIFORNIA 95066
Correspondent:
SEAGATE TECHNOLOGY LLC
SHAWN B. DEMPSTER
INTELLECTUAL PROPERTY, SHK2LG
1280 DISC DRIVE
SHAKOPEE, MN 55379-1863
Assignment: 4
Reel/Frame:
011461/0001Recorded: 01/26/2001Pages: 616
Conveyance:
SECURITY AGREEMENT
Assignor:
Exec Dt:
11/22/2000
Assignee:
270 PARK AVENUE
NEW YORK, NEW YORK 10017
Correspondent:
FEDERAL RESEARCH CORPORATION
PENELOPE AGODOA
400 SEVENTH STREET, NW, SUITE 101
WASHINGTON, D.C. 20004
Assignment: 5
Reel/Frame:
013177/0001Recorded: 08/05/2002Pages: 466
Conveyance:
SECURITY AGREEMENT
Assignor:
Exec Dt:
05/13/2002
Assignee:
270 PARK AVENUE
NEW YORK, NEW YORK 10017
Correspondent:
FEDERAL RESEARCH CORPORATION
PENELOPE AGODOA
SUITE 101
400 SEVENTH ST., NW
WASHINGTON, DC 20004
Assignment: 6
Reel/Frame:
016926/0861Recorded: 12/22/2005Pages: 12
Conveyance:
RELEASE OF SECURITY INTERESTS IN PATENT RIGHTS
Assignor:
Exec Dt:
11/30/2005
Assignee:
920 DISC DRIVE
SCOTTS VALLEY, CALIFORNIA 95066
Correspondent:
KIRSTIE HOWARD, ESQ.
SIMPSON THACHER & BARTLETT LLP
425 LEXINGTON AVENUE
NEW YORK, NY 10017

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