IP Library Assignment 008441/0318
Patent Assignment
Reel/Frame 008441/0318

Assignment of Assignor's Interest

Recorded: 1997-04-04 Pages: 3
Assignors
LEAR, JEFFREY J.
Executed: 1997-03-14
SLOAN, OLIVER D.
Executed: 1997-03-14
PAZOS, JOSE F.
Executed: 1997-03-14
Assignee
ARCO CHEMICAL TECHNOLOGY, L.P.
SUITE 238, TWO GREENVILLE CROSSING, 4001 KENNETT PIKE, GREENVILLE, DELAWARE, 19807
Covered Property (1)
Method for Decreasing the Propensity for Phase-Out of the High Molecular Weight Component of Double Metal Cyanide-Catalyzed High Secondary Hydroxyl Polyoxypropylene Polyols
Patent: 5,958,994 →
Application: 08/805,788 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Mar 17, 2016
From: ARCO CHEMICAL TECHNOLOGY L.P.
To: BAYER ANTWERP N.V.
Reel/Frame 038008/0427 →
Assignment of Assignor's Interest Mar 24, 2016
From: BAYER ANTWERP N.V.
To: COVESTRO N.V.
Reel/Frame 038091/0582 →