Patent Assignment
Reel/Frame 005159/0786
Assignment of Assignors Interest.
Recorded: 1989-03-07
Pages: 2
Assignee
INTERNATIONAL BUSINESS MACHINES CORPORATION, A CORP. OF NY
ARMONK, NEW YORK, 10504
Covered Property
(1)
Method of Chemical-Mechanical Polishing an Electronic Component Substrate and Polishing Slurry Therefor
Patent:
4,954,142 →
Application:
07/285,435 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Mar 7, 1989
From: RODBELL, KENNETH P.; CARR, JEFFREY W.; DAVID, LAWRENCE D.; GUTHRIE, WILLIAM L.
To: INTERNATIONAL BUSINESS MACHINES CORPORATION, A CORP. OF NY
Reel/Frame 005159/0784 →
Assignment of Assignor's Interest
Sep 29, 2006
From: INTERNATIONAL BUSINESS MACHINES CORPORATION
To: CABOT MICROELECTRONICS CORPORATION
Reel/Frame 018323/0129 →
Notice of Security Interest in Patents
Feb 16, 2012
From: CABOT MICROELECTRONICS CORPORATION
To: BANK OF AMERICA, N.A., AS ADMINISTRATIVE AGENT
Reel/Frame 027727/0275 →
Release of Security Interest
Nov 16, 2018
From: BANK OF AMERICA, N.A.
To: CABOT MICROELECTRONICS CORPORATION
Reel/Frame 047587/0119 →