Patent Assignment
Reel/Frame 004294/0601
Assignment of Assignors Interest.
Recorded: 1984-08-02
Pages: 1
Assignors
GUZOWSKI, MATTHEW M.
Executed: 1984-07-06
SENTNER, DAVID A.
Executed: 1984-07-06
SIGWORTH, GEOFFREY K.
Executed: 1984-07-06
Assignee
CABOT CORPORATION A CORP OF DE
125 HIGH ST.,, BOSTON,, MASSACHUSETTS, 02110
Covered Property
(1)
Aluminum Grain Refiner Containing Duplex Crystals
Patent:
4,612,073 →
Application:
06/637,174 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Interest
Jun 25, 1993
From: KB ALOYS, INC.
To: HELLER FINANCIAL, INC., AS AGENT
Reel/Frame 006596/0926 →
Release of Security Interest
Jun 25, 1993
From: FIRST NATIONAL BANK OF BOSTON, THE
To: KB ALLOYS, INC.
Reel/Frame 006622/0730 →
Release of Security Interest
Apr 18, 2006
From: HELLER FINANCIAL, INC., AS AGENT
To: KB ALLOYS, INC.
Reel/Frame 017480/0813 →