Patent Assignment
Reel/Frame 013901/0783
Assignment of Assignor's Interest
Recorded: 2003-04-01
Pages: 3
Assignors
DURAIRAJ, RAJ B.
Executed: 2003-03-11
WALKUP, C. MICHAEL
Executed: 2003-03-11
LAWRENCE, MARK A.
Executed: 2003-03-11
Assignee
INDSPEC CHEMICAL CORPORATION
411 SEVENTH AVENUE, SUITE 300, PITTSBURGH, PENNSYLVANIA, 15219
Covered Property
(1)
Phenolic Modified Resorcinolic Resins for Rubber Compounding
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jan 11, 2017
From: INDSPEC CHEMICAL CORPORATION
To: SUMITOMO CHEMICAL CO., LTD.
Reel/Frame 040945/0474 →
Assignment of Assignor's Interest
Jan 11, 2017
From: SUMITOMO CHEMICAL CO., LTD.
To: SUMIKA ELECTRONIC MATERIALS, INC., USA (D/B/A SUMITOMO CHEMICAL ADVANCED TECHNOLOGIES, INC.)
Reel/Frame 040945/0574 →