Patent Assignment
Reel/Frame 004952/0298
Assignment of Assignors Interest.
Recorded: 1988-04-20
Pages: 1
Assignor
VALLANA, FRANCO
Executed: 1988-04-14
Covered Property
(1)
Two-Leaflet Prosthetic Heart Valve
Patent:
4,892,540 →
Application:
07/183,774 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.