Filed Nov. 28, 2017

Serial No. 79228742

Registered July 20, 2021

Registration No. 6,422,137

Interlocutory Attorney WENDY COHEN

Class Chemicals for the industrial treatment of water, liquids from organic synthesis, liquids from chemical synthesis, liquids containing sugars and sugar derivatives; Ion exchange product sets comprised primarily of ion exchange resins and also including gravel; Chromatography chemicals; Enzymes for industrial purposes; Ferments for industrial purposes; Mineral and organic filtering materials in the nature of filtering membranes being chemical preparations, namely, ultrafiltration, microfiltration, nanofiltration, reverse osmosis, and electrodialysis membranes; 001; 005; 006; 010; 026; 046; 013; 019; 021; 023; 031; 034; 035; 021; 023; 026; 036; 038; 013; 021; 023; 024; 031; 034; 100; 101