Patent Assignment
Reel/Frame 003930/0354
Assignment of Assignors Interest.
Recorded: 1980-12-08
Pages: 1
Assignor
MONTGOMERY, JAMES W.
Executed: 1980-11-11
Assignee
BROWN OIL TOOLS, INC., A CORP. OF TX
HOUSTON, TEXAS
Covered Property
(1)
Well Packer
Patent:
4,375,240 →
Application:
06/213,926 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Dec 8, 1980
From: BAUGH, JOHN L.
To: BROWN OIL TOOLS, INC., A CORP. OF TX
Reel/Frame 003930/0352 →
Assignment of Assignors Interest.
Dec 8, 1980
From: MANDERSCHEID, PHILLIP H.
To: BROWN OIL TOOLS, INC., A CORP. OF TX
Reel/Frame 003930/0353 →
Merger Effective Dec. 22, 1981 (Delaware)
Apr 5, 1982
From: BROWN OIL TOOLS, INC. A TX CORP.
To: HUGHES TOOL COMPANY A CORP. OF DE
Reel/Frame 003967/0348 →