Patent Assignment
Reel/Frame 004151/0154
Assignment of Assignors Interest.
Recorded: 1983-07-22
Pages: 4
Assignor
HYDROPACE, INC., A TX. CORP.
Executed: 1983-06-30
Assignee
Covered Property
(1)
Apparatus for Blending Additives into a Liquid
Patent:
4,448,535 →
Application:
06/330,949 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Dec 15, 1981
From: WEST, JOE E.
To: KENNEDY MACHINE AND MANUFACTURING, INC.
Reel/Frame 003969/0014 →
Assignment of Assignor's Interest
Jun 19, 1995
From: WESTERN COMPANY OF NORTH AMERICA, THE
To: BJ SERVICES COMPANY, U.S.A.
Reel/Frame 007526/0440 →
Assignment of Assignor's Interest
Oct 31, 2001
From: BJ SERVICES COMPANY, U.S.A.
To: BJ SERVICES COMPANY
Reel/Frame 012333/0812 →