Patent
Australian Industrial Property Organization: www.ipaustralia.gov.au
Brazilian Patent Office: www.inpi.gov.br
Canadian Intellectual Property Office: www.opic.gc.ca
Chinese Intellectual Property Office: www.sipo.gov.cn
European Patent Office: www.european-patent-office.org/index.en.php
Japanese Patent Office: www.jpo.go.jp
Hong Kong Intellectual Property Department: www.info.gov.hk
Mexican Patent Office: www.impi.gob.mx
South African Intellectual Property Office: www.ipmenu.com/country/southafrica
World Intellectual Property Organization (WIPO): www.wipo.int
World Trade Organization: www.wto.org

Patent Law materials: www.law.edu/topics/patent.html
Utah Federal Courts: www.utd.uscourts.gov
Patent Law Links: patentlawlinks.com
Free Patents Online: www.freepatentsonline.com
Google Patents: www.google.com/patents