Patent Assignment
Reel/Frame 005834/0341
Assignment of Assignors Interest.
Recorded: 1991-09-16
Pages: 3
Assignors
BLOCK, JACOB
Executed: 1990-11-29
TESSIER, NOEL J.
Executed: 1990-12-18
COLAGEO, ANTHONY J.
Executed: 1990-12-18
Assignee
W. R. GRACE & CO.-CONN., A CORPORATION OF CT
1114 AVENUE OF THE AMERICAS, NEW YORK, NEW YORK, 10036
Covered Property
(1)
Method of Making Small Hollow Glass Spheres
Patent:
5,069,702 →
Application:
07/632,199 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.