Patent Assignment
Reel/Frame 003885/0988
Assignment of Assignors Interest.
Recorded: 1981-08-03
Pages: 1
Assignor
ROE JOSEPH T.
Executed: 1981-06-29
Assignee
BROWN & ROOT, INC.
4100 CLINTON, HOUSTON, TEXAS, 77001
Covered Property
(1)
Electrostatic Precipitator Apparatus Having an Improved Ion Generating Means
Patent:
4,364,752 →
Application:
06/243,487 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
May 31, 1988
From: FITCH, RICHARD, A.,
To: MAXWELL LABORATORIES, INC., A CA. CORP.
Reel/Frame 004883/0090 →
Assignment of Assignors Interest.
May 31, 1988
From: ROE, JOSEPH, T.,
To: MAXWELL LABORATORIES, INC., A CA. CORP.
Reel/Frame 004900/0776 →
Merger Effective on 12/23/1986DE
Feb 18, 1992
From: MAXWELL LABORATORIES, INC., A CORP. OF CA (MERGED INTO)
To: MAXWELL LABORATORIES, INC., A CORP. OF DE.
Reel/Frame 006014/0976 →