MODESTO, CALIFORNIA / ACCESS Newswire / June 19, 2025 / Enviro Tech Chemical Services, Inc. ("Enviro Tech"), an Arxada company, announces that it has filed a claim of patent infringement against Clean Chemistry, Inc. ("Clean Chemistry"). The claim pertains to US Patent Nos. 8,546,449; 9,363,997; 9,730,443; and 9,737,072. Enviro Tech's patents cover alternative methods for generating peracetic acid (PAA) in-situ. These novel chemistries were developed specifically for our customers in the food,...