Patent Assignment
Reel/Frame 004025/0330
Assignment of Assignors Interest.
Recorded: 1982-07-26
Pages: 2
Assignor
LEMOINE, JOSEPH L.
Executed: 1982-07-22
Assignee
Covered Property
(1)
Well Pressure Compensation for Blowout Preventers
Patent:
4,440,232 →
Application:
06/401,808 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Interest
Feb 11, 1985
From: KOOMEY, INC. (AND); KOOMEY BLOWOUT PREVENTERS, INC.
To: FIRST CITY NATIONAL BANK OF HOUSTON
Reel/Frame 004366/0402 →
Security Interest
Feb 7, 1989
From: KOOMEY, INC.
To: FIRST CITY NATIONAL BANK OF HOUSTON
Reel/Frame 005018/0819 →
Change of Name
Jun 2, 1999
From: M.H. KOOMEY, INC.
To: ABB OFFSHORE SYSTEMS INC., C/O PATENT SERVICES
Reel/Frame 009996/0967 →