[Class : 35] 35 Advertising Flyer Distribution In Relation To Natural Gas; Distribution Of Advertising Materials In Relation To Natural Gas; Distribution Of Advertising Material [Leaflets, Prospectuses, Printed Material, Samples] In Relation To Natural Gas; Distribution Of Flyers, Brochures, Printed Matter And Samples For Advertising Purposes In Relation To Natural Gas; Organization Of Trade Fairs And Exhibitions For Commercial And Advertising Purposes In Relation To Natural Gas; Outdoor Advertising For Natural Gas; Gas Meter Reading For Billing Purposes; Wholesale And Retail Services For Gases And Gas Mixtures For Use In Industry, Science And Research; Wholesale And Retail Services In Relation To Gases And Gas Mixtures For Use In Industry, Science And Research; Arranging And Conducting Of Commercial Events In Relation To Natural Gas; Development Of Advertising Concepts In Relation To Natural Gas; Development Of Marketing Concepts In Relation To Natural Gas; Direct Mail Advertising In Relation To Natural Gas; Dissemination Of Advertising Matter; Distribution Of Samples; Marketing Research In Relation To Natural Gas; Media Relations Services In Relation To Natural Gas; Outdoor Advertising In Relation To Natural Gas; Outsourcing Services [Business Assistance] In Relation To Natural Gas.