Patent Assignment
Reel/Frame 004902/0684
Assignment of Assignors Interest.
Recorded: 1988-06-29
Pages: 2
Assignee
TRW INC., A CORP. OF OHIO
CLEVELAND, OHIO
Covered Property
(1)
Crossarm Valve Seat with Pulling Ledge
Patent:
4,928,726 →
Application:
07/212,936 →
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Oct 27, 1988
From: TRW INC., A CORP. OF OH
To: SANDVIK ROCK TOOLS, INC.
Reel/Frame 004967/0306 →
Assignment of Assignors Interest.
Dec 21, 1989
From: SANDVIK ROCK TOOLS, INC., 1000 INDUSTRIAL PARK ROAD, BRISTOL, VA 24203, A CORP. OF DE
To: NATIONAL-OILWELL, A GENERAL PARTNERSHIP OF DE
Reel/Frame 005199/0406 →
Security Interest
Apr 6, 1993
From: NATIONAL-OILWELL
To: CITICORP USA, INC., AS COLLATERAL AGENT
Reel/Frame 006486/0856 →
Release of Security Interest
Mar 1, 1995
From: NATIONAL-OILWELL
To: CITICORP USA, INC., AS COLLATERAL AGENT
Reel/Frame 007453/0241 →
Security Interest
Mar 7, 1995
From: NATIONAL-OILWELL
To: CITICORP USA, INC., AS COLLATERAL AGENT
Reel/Frame 007467/0232 →
Release of Security Interest
Jan 24, 1996
From: NATIONAL-OILWELL
To: CITICORP USA, INC., AS COLLATERAL AGENT
Reel/Frame 007613/0782 →