Patent Assignment
Reel/Frame 005254/0218
Assignment of Assignors Interest.
Recorded: 1990-03-09
Pages: 2
Assignee
W.R. GRACE & CO.-CONN.
1114 AVENUE OF THE AMERICAS, A CORP. OF CTX, NEW YORK, NEW YORK, 10036
Covered Property
(1)
Ceramic Composite Valve for Internal Combustion Engines and the Like
Patent:
4,928,645 →
Application:
07/406,997 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.