Patent Assignment
Reel/Frame 003864/0411
Assignment of Assignors Interest.
Recorded: 1981-04-29
Pages: 1
Assignor
FITZGERALD PATRICK H.
Executed: 1980-08-21
Assignee
E.I. DU PONT DE NEMOURS AND COMPANY
A CORP. OF DEL., WILMINGTON, DELAWARE
Covered Property
(1)
Process for Converting Premilled Crude Quinacridone to Pigmentary Form
Patent:
4,298,398 →
Application:
06/181,958 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.