Patent Assignment
Reel/Frame 003933/0188
Assignment of Assignors Interest.
Recorded: 1981-12-11
Pages: 1
Assignee
E.I. DU PONT DE NEMOURS AND COMPANY, A CORP. OF DE.
WILMINGTON, DELAWARE
Covered Property
(1)
Antihypertensive Polyfluoroisopropyl Tricyclic Carbostyrils
Patent:
4,322,417 →
Application:
05/863,267 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.