IC 007. US 013 019 021 023 031 034 035. G & S: filters for machines used in the biotechnology, dairy, water treatment, wastewater treatment and beer, wine and beverage industries, namely membranes for micro-filtration of liquids, ultra-filtration of liquids, reverse osmosis of liquids, and separating gas mixtures
IC 009. US 021 023 026 036 038. G & S: laboratory filters, namely membranes for laboratory installations for use in micro-filtration of liquids, ultra-filtration of liquids, reverse osmosis of liquids, and separating gas mixtures
IC 011. US 013 021 023 031 034. G & S: filtering units for filtering liquids in the fields of biotechnology, dairy, water treatment, wastewater treatment, beer, wine and beverage industries; water and air filters for the aforementioned filtering units; water and air filters sold as an integral component of the aforesaid filtering units
IC 042. US 100 101. G & S: technology consultation in the field of filters and filtration units aforementioned
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