WIPO
EPO
MPEP
Patent Cafe (top notch, but very commercial)
Patentability Searches (Burdick)
Freepatentsonline (for patent copies)
Foreign Patents (Burdick)
Patent Hunter (no longer free, but still very good)
Heiros Gamos IP Portal
Separate Patentability Defense (Burdick)
PTO Site Index
Piperpat (Int'l List of Patent Agents)
patents.com
AIPLA
QPAT
PatentMiner (Data Tool)
Agricultural Biotechnology Patents
The Software Patent Institute
PTO Statistical Reports
Berne Convention for the Protection of Literary and Artistic Works (Completed 1914; last revised 1971; amended 1979) Budapest Treaty on the International Recognition of the Deposit of Microorganisms Convention for the Protection of Producers of Phonograms European Patent Convention (Munich 1973; 1977) Hague Agreement Concerning the International Deposit of Industrial Designs (1925) International Convention for the Protection of Industrial Property (Stockholm 1967; amended 1979) International Convention for the Protection of Performers, Producers of Phonograms and Broadcasting Organizations Lisbon Agreement for the Protection of Appellations of Origin and their International Registration Locarno Agreement Establishing an International Classification for Industrial Designs (1968) Madrid Agreement for the Repression of False or Deceptive Indications of Source on Goods (1891) Madrid Agreement Concerning the International Registration of Marks (1891) NAFTA Protocol Relating to the Madrid Agreement Concerning the International Registration of Marks (1989) Nairobi Treaty on the Protection of the Olympic Symbol (1981) Nice Agreement on Int'l Classification of Goods & Services For Purposes of TM Reg.(1957) Paris Convention for the Protection of Industrial Property Patent Cooperation Treaty (Washington, 1970) Strasbourg Agreement Concerning the International Patent Classification (1971) Trademark Law Treaty (TLT)(1994) Trademark Registration Treaty (Vienna, 1973) Universal Copyright Convention (Paris, 1971) Vienna Agreement Establishing an International Classification of the Figurative Elements of Marks (1973)