IP Library › Assignment 004167/0560
Patent Assignment
Reel/Frame 004167/0560

Assignment of Assignors Interest.

Recorded: 1983-08-22 Pages: 1
Assignors
BEST, JOHN S.
Executed: 1983-08-03
BULLOCK, DAVID C.
Executed: 1983-08-03
Assignee
Covered Property (1)
Ion Doped Servo Pattern for Magnetic Recording Disk
Patent: 4,556,597 →
Application: 06/524,950 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jan 8, 2003
From: INTERNATIONAL BUSINESS MACHINES CORPORATION
To: MARIANA HDD B.V.
Reel/Frame 013663/0348 →
Change of Name Feb 4, 2003
From: MARIANA HDD B.V.
To: HITACHI GLOBAL STORAGE TECHNOLOGIES NETHERLANDS B.V.
Reel/Frame 013746/0146 →