Filed Nov. 27, 2020

Serial No. 90345700

Registered Sept. 28, 2021

Registration No. 6,497,828

Class Mixtures for the production of technical ceramics, granular and loose ceramic mixtures for sintering, ceramic masses, refractory masses, namely, industrial minerals in the nature of magnesia, magnesia-chromite, magnesia-olivine, magnesia-corundum and magnesia-carbon; backfills, namely, industrial minerals in the nature of magnesia-olivine, chromite, corundum-spinel and silicate-carbon; preparations for protection against fire and fire-retardant preparations, namely, fire retardant chemicals and fire retardant compositions for commercial and domestic use; industrial minerals, namely, spinel and corundum; chemical preparations for industry; industrial materials, namely, magnesia-chromite, corundum-spinel and magnesia for binding refractory materials; 001; 005; 006; 010; 026; 046; 001; 012; 033; 050; 100; 101; 102; 100; 101

Case Type Trademark Service mark