[5] His father retired as a partner of the liqueur factory now managed by his sons, he died on October 20, 1879, in Breslau and left his property equally to his nine children still living.
Gradually, the brothers Eduard, Salo and Isidor, and Max also came to Berlin and settled in Charlottenburg, which was still independent at the time.
[6] The cable works moved its production to Hakenfelde at Keplerstraße 5-6 and by 1912, the Cassirers employed 150 workers and salaried employees there.
Julius Cassirer was also a partner in the sales office of Vereinigter Fabriken isolierter Leitungsdrähte Berlin GmbH, the Linear Gummiwarenfabrik and the Oberschlesische Telefongesellschaft, he lived in a villa at Fasanenstrasse 12 in Charlottenburg and was regarded as a "well-appointed, respected man."
The lawsuit Cassirer v Thyssen-Bornemisza Collection Foundation is still ongoing, and most recently the object of a decision by the Supreme Court of the United States of America.