Patent Assignment
Reel/Frame 005736/0292
Assignment of Assignors Interest.
Recorded: 1991-06-11
Pages: 3
Assignor
MALLINCKRODT SPECIALTY CHEMICALS COMPANY
Executed: 1991-05-10
Assignee
SUTTON LABORATORIES, INC.
CHATHAM, NEW JERSEY
Covered Properties
(2)
Stable Emulsions of P-Hydroxybenzoic Acid Esters and Method of Preparation
Patent:
4,357,258 →
Application:
06/199,718 →
Methods for Preparing Eutectic Mixtures of P-Hydroxybenzoic Acid Esters
Patent:
4,309,564 →
Application:
06/199,719 →
Related Assignments
(5)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Oct 23, 1980
From: FREEBERSYSER, STEVEN R.; HAAG THOMAS E.; LONCRINI DONALD F.
To: MALLINCKRODT, INC., A CORP. OF MO
Reel/Frame 003836/0738 →
Assignment of Assignors Interest.
Oct 23, 1980
From: LONCRINI DONALD F.; TAYLOR JOHN J.
To: MALLINCKRODT, INC., A CORP. OF MO
Reel/Frame 003836/0740 →
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.
Dec 24, 1990
From: MALLINCKRODT, INC., A DE CORP.
To: MALLINCKRODT SPECIALTY CHEMICALS COMPANY, A DE CORP.
Reel/Frame 005602/0024 →