Patent Assignment
Reel/Frame 003864/0778
Assignment of Assignors Interest.
Recorded: 1981-07-01
Pages: 2
Assignee
FRANKLIN INSTITUTE, THE
20TH AND THE BENJAMIN FRANKLIN PARKWAY, PHILADELPHIA, PENNSYLVANIA, 19103
Covered Property
(1)
Method of Recovering Metals from Metal Containing Materials
Patent:
4,349,380 →
Application:
06/250,009 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.