Patent Assignment
Reel/Frame 004219/0463
Assignment of Assignors Interest.
Recorded: 1983-12-29
Pages: 1
Assignor
BENHAM, THOMAS H.
Executed: 1983-12-23
Assignee
MALLINCKRODT, INC.
675 MCDONNELL BLVD., A CORP. OF MO, ST. LOUIS, MISSOURI, 63134
Covered Property
(1)
Method and Apparatus for Punching Holes in Polymer Tubes
Patent:
4,554,849 →
Application:
06/566,901 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Feb 14, 1986
From: MALCO, INC.
To: MALLINCKRODT, INC.
Reel/Frame 004572/0403 →
Assignment of Assignors Interest.
Feb 14, 1986
From: MALLINCKRODT, INC.
To: MALCO, INC., ST. LOUIS, MISSOURI A CORP. OF DE.
Reel/Frame 004572/0411 →
Assignment of Assignors Interest.
Mar 11, 1991
From: MALLINCKRODT, INC., A CORP. OF DE
To: MALLINCKRODT MEDICAL, INC., A DE CORP.
Reel/Frame 005635/0379 →