Patent Assignment
Reel/Frame 012812/0112
Assignment of Assignor's Interest
Recorded: 2002-04-15
Pages: 3
Assignors
CHEN, SHIH-RUEY T.
Executed: 2002-04-12
DEVITO, VALENTINO L.
Executed: 2002-04-12
FREDERICK, KEVIN W.
Executed: 2002-04-12
Assignee
CLEARWATER, INC.
5605 GRAND AVENUE, PITTSBURGH, PENNSYLVANIA, 15225
Covered Property
(1)
Water-Soluble Polymer Complexes
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Feb 10, 2003
From: CLEARWATER, INC.
To: WSP CHEMICALS & TECHNOLOGY, LLC
Reel/Frame 013736/0114 →
Merger
Mar 17, 2015
From: WSP CHEMICALS & TECHNOLOGY, LLC
To: CHEMLOGICS GROUP, LLC
Reel/Frame 035179/0435 →
Merger
Mar 17, 2015
From: CHEMLOGICS GROUP, LLC
To: SOLVAY USA INC.
Reel/Frame 035179/0538 →