Patent Assignment
Reel/Frame 053667/0660
Assignment of Assignor's Interest
Recorded: 2020-09-02
Pages: 4
Assignee
HERAEUS QUARZGLAS GMBH & CO. KG
QUARZSTRASSE 8, HANAU, 63450, GERMANY
Covered Property
(1)
Purification of Quartz Powders by Removal of Microparticles of Refractory Materials
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.