Patent Assignment
Reel/Frame 004257/0918
Assignment of Assignors Interest.
Recorded: 1984-05-23
Pages: 3
Assignee
UNION CARBIDE CORPORATION, A CORP OF NY
OLD RIDGEBURY ROAD, DANBURY, CONNECTICUT, 06817
Covered Property
(1)
Circuit Board Substrates Prepared from Poly(Aryl Ethers)S
Patent:
4,550,140 →
Application:
06/591,545 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Jan 8, 2002
From: AMOCO CORPORATION
To: BP AMOCO CORPORATION
Reel/Frame 012435/0670 →
Change of Name
Feb 13, 2002
From: BP AMOCO CORPORATION
To: BP CORPORATION NORTH AMERICA INC.
Reel/Frame 012683/0321 →
Assignment of Assignor's Interest
May 21, 2002
From: BP CORPORATION NORTH AMERICA, INC.
To: SOLVAY ADVANCED POLYMERS, L.L.C.
Reel/Frame 012906/0945 →