Patent Assignment
Reel/Frame 005170/0465
Assignment of Assignors Interest.
Recorded: 1989-10-31
Pages: 3
Assignor
VEZZA, THOMAS F.
Executed: 1989-10-27
Assignee
NORTH AMERICAN REFRACTORIES COMPANY
1228 EUCLID AVENUE, A CORP. OF OH, CLEVELAND, OHIO, 44115-1809
Covered Property
(1)
Spinel Bondable Ceramic Composition
Patent:
5,135,896 →
Application:
07/429,759 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.