IC 011. US 013 021 023 031 034. G & S: Ionization apparatus for the treatment of air; air purifying apparatus and machines; air sterilizers; air conditioning installations; air filtering installations; air cooling apparatus; filters for air conditioning; air conditioning apparatus
IC 035. US 100 101 102. G & S: Advertising; radio and TV advertising; on-line advertising on a computer network; layout services for advertising purposes; advertising agencies; updating of advertising material; publication of publicity texts; dissemination of advertising matter; writing of publicity texts; direct mail advertising; publicity material rental; rental of advertising time on communication media; modelling for advertising or sales promotion; rental of advertising space; shop window dressing; organization of exhibitions or trade fairs for commercial or advertising purposes; distribution of samples; demonstration of goods
IC 042. US 100 101. G & S: Computer programming; computer software design and updating; installation of computer software; computer system design; computer systems analysis; maintenance of computer software; recovery of computer data; rental of computers and computer software; data conversion of computer programs and data not physical conversion; creating and maintaining web sites for others; duplication of computer programs; consultancy in the design and development of computer hardware; computer software consultancy; technical research in the field of computers; surveying; research and development of computer software for others
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