Patent Assignment
Reel/Frame 004183/0557
Assignment of Assignors Interest.
Recorded: 1983-10-28
Pages: 3
Assignors
ARNTZ, DIETRICH
Executed: 1983-12-08
PRESCHER, GUNTER
Executed: 1983-12-08
HEILOS, JOHANNES
Executed: 1983-09-05
Assignee
DEGUSSA AKTIENGESELLSCHAFT
WEISSFRAUENSTRASSE 9, 6000 FRANKFURT/MAIN, GERMANY
Covered Property
(1)
Process for Preparing by Catalytic Oxidation in Oxygen-Containing Gas Mixtures, Acrolein from Propylene and Methacrolein from Isobutylene or Tertiary Butanol
Patent:
4,442,308 →
Application:
06/390,448 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.