Patent Assignment
Reel/Frame 004181/0861
Assignment of Assignors Interest.
Recorded: 1983-10-25
Pages: 2
Assignor
ALDER, ROBERT L.
Executed: 1982-06-21
Assignee
SMITH INTERNAIONAL INC., A CA CORP
NEWPORT BEACH CA, CALIFORNIA
Covered Property
(1)
In-Hole Motor Tachometer
Patent:
4,545,241 →
Application:
06/392,292 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Jun 25, 1982
From: ALDER, ROBERT L.
To: SMITH INTERNATIONAL INC.
Reel/Frame 004017/0200 →
Assignment of Assignors Interest.
Mar 9, 1993
From: SMITH INTERNATIONAL, INC.
To: HCS LEASING CORPORATION
Reel/Frame 006452/0317 →
Assignment of Assignor's Interest
Jun 1, 1993
From: HCS LEASING CORPORATION, A WHOLLY OWNED SUBSIDIARY OF SMITH INTERNATIONAL, INC.
To: HALLIBURTON COMPANY
Reel/Frame 006544/0193 →