Patent Assignment
Reel/Frame 003817/0529
Assignment of Assignors Interest.
Recorded: 1980-12-29
Pages: 1
Assignor
CHERKOFSKY SAUL C.
Executed: 1980-04-10
Assignee
E.I. DU PONT DE NEMOURS AND COMPANY
WILMINGTON, DELAWARE
Covered Property
(1)
Antiinflammatory 4,5-Diaryla-Alpha,Alpaha-Bis(Polyfluoromethyl)-1H- Pyrrole-2-Methanethiols
Patent:
4,267,190 →
Application:
06/141,663 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.