IP Library Assignment 005061/0656
Patent Assignment
Reel/Frame 005061/0656

Assignment of Assignors Interest.

Recorded: 1989-04-07 Pages: 2
Assignors
ZIEMELIS, MARIS J.
Executed: 1989-04-04
PARK, WILLIAM R. R.
Executed: 1989-04-04
Assignee
Covered Property (1)
Method of Making Hydrophobic Copolymers Hydrophilic
Patent: 4,898,913 →
Application: 07/334,501 →
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jun 6, 2000
From: DOW CORNING CORPORATION
To: ADVANCED POLYMER SYSTEMS, INC.
Reel/Frame 010676/0509 →
Assignment of Assignor's Interest Aug 7, 2000
From: ADVANCED POLYMER SYSTEMS, INC., A CORP. OF DELAWARE
To: R.P. SCHERER SOUTH, INC.
Reel/Frame 011111/0795 →
Assignment of Assignor's Interest Dec 21, 2004
From: CARDINAL HEALTH 409, INC. (F/K/A R.P. SCHERER CORPORATION) AND CARDINAL HEALTH 403, INC.
To: AMCOL HEALTH & BEAUTY SOLUTIONS, INCORPORATED
Reel/Frame 015478/0312 →