Patent Assignment
Reel/Frame 003808/0647
Assignment of Assignors Interest.
Recorded: 1980-11-03
Pages: 1
Assignor
SMITH DEWEY H. JR.
Executed: 1980-04-23
Assignee
E. I. DU PONT DE NEMOURS AND COMPANY, A CORP. OF DE
WILMINGTON, DELAWARE
Covered Property
(1)
Method of Using N-Substituted Dihydro-2-Oxazolamines as Analgesics
Patent:
4,256,755 →
Application:
06/144,543 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.