design and development of medical tapes, transdermal patches, plasters, bandages, dressings, wound dressings, dressings for catheters, adhesive materials, non-adhesive and adhesive tapes, adhesive paper tapes, sticky tape, correcting tapes, adhesive tapes and adhesive substances not for surgical or stationery purposes, non-adhesive and adhesive tapes and films, filtering materials being semi-processed foams or films of plastic, non-adhesive and adhesive tapes and films insulating tapes, amalgamating tapes, adhesive coated amalgamating tapes, self-amalgamating tapes, adhesive coated amalgamating tapes, self-amalgamating tapes, cable insulating tapes, water swellable tapes for protection of water ingress, waterproof tapes and films, waterproof cloth tapes, uncoated cloth tapes, cloth tapes, polythene coated tapes, polythene coated waterproof tapes, parts and fittings for all of the aforesaid; environmental services, namely, design for others in the field of environmental engineering