Patent Assignment
Reel/Frame 067406/0855
Assignment of Assignor's Interest
Recorded: 2024-05-14
Pages: 8
Assignors
VAN DER EERDEN, JORIS ANTONIUS
Executed: 2020-08-25
RIBEIRO, FLAVIO ERNESTO
Executed: 2020-08-19
DOS SANTOS FLOR, RONALDO
Executed: 2020-08-20
Assignee
PQ SILICA BRAZIL LTDA.
AV MARQUES DE SAO VICENTE NO. 121, ANDAR 6 SALAS 601 A 610, BARRA FUNDA, SAO PAULO, 01139-00, BRAZIL
Covered Property
(1)
Stable Solution of Sodium and Iron Silicate, Process for Preparing Said Solution and Uses Thereof
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.