CIPC (Companies and Intellectual Property Commission – i.e. South African Patents and Trade Marks Office)
www.cipc.co.za

WIPO (World Intellectual Property Organization)
www.wipo.int

PCT Resources (PCT patent searches)
www.wipo.int/patentscope

United States Patent and Trade Mark Office
www.uspto.gov

United Kingdom Patent Office
www.ipo.gov.uk

European Patent Office
www.epo.org

European Patent Searches
www.epo.org/searching/free/espacenet.html

Patent searching
www.google.com/patents‎
www.freepatentsonline.com

South African Acts and Government information
www.gov.za

South African Competition Commission
www.compcom.co.za

South African Institute of Intellectual Property Law
www.saiipl.co.za

Advertising Regulatory Board
arb.org.za

ICANN (Internet Corporation for Assigned Names and Numbers)
www.ican.org