Patent Assignment
Reel/Frame 004251/0132
Assignment of Assignors Interest.
Recorded: 1984-04-30
Pages: 1
Assignor
ANDERS, EDWARD O.
Executed: 1984-04-26
Assignee
DAILEY, INC. D/B/A IN TX AS DAILEY PETROLEUM SERVICES CORP.
3663 NORTHBELT EAST, STE. 300, HOUSTON, TEXAS, 77228
Covered Property
(1)
Adjustable Length Drilling Sub
Patent:
4,526,241 →
Application:
06/498,744 →
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Apr 30, 1984
From: ANDERS, EDWARD O.
To: DAILEY, INC. D/B/A IN TX AS DAILEY PETROLEUM SERVICES CORP., A CORP OF DE
Reel/Frame 004251/0129 →
Change of Name Effective June 13, 1984
Nov 7, 1984
From: DAILEY, INC.
To: DAILEY PETROLEUM SERVICES CORP.
Reel/Frame 004324/0354 →
Security Interest
Feb 18, 1992
From: DAILEY PETROLEUM SERVICES CORP., A DE CORP.
To: FIRST INTERSTATE BANK OF TEXAS, N.A.
Reel/Frame 006036/0516 →
Assignment of Assignor's Interest
Jul 22, 1996
From: DAILEY PETROLEUM SERVICES CORP.
To: DAILEY PETROLEUM SERVICES CORP.
Reel/Frame 008040/0824 →
Assignment of Assignor's Interest
Jul 18, 2000
From: DAILEY INTERNATIONAL, INC.
To: WEATHERFORD U.S. L.P.
Reel/Frame 010977/0150 →