Patent Assignment
Reel/Frame 004239/0751
Assignment of Assignors Interest.
Recorded: 1984-03-15
Pages: 1
Assignor
ENGELMANN, AXEL
Executed: 1984-02-21
Assignee
HOECHST AKTIENGESELLSCHAFT A GERMAN CORP
FRUNKFURT AM MAIN 80, D 6230, GERMANY
Covered Property
(1)
Process for the Preparation of Acid Dyestuffs of Low Electrolyte Content of the Triphenylmethane Series
Patent:
4,566,999 →
Application:
06/589,883 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.