E-Patents Gateway

1. Australian Patent Office
   http://www.ipaustralia.gov.au/
2. Canadian
   http://brevets-patents.ic.gc.ca/opic-cipo/cpd/eng/introduction.html
3. Ekaswaa - Search of all Indian patent documents.
   http://www.indianpatents.org.in/db/testmaina.asp
4. European
   http://worldwide.espacenet.com/
5. French Patent Office
   http://www.inpi.fr/
6. German Patent Office
   http://www.deutsches-patentamt.de/english/index.html
7. of India's Patents Website
   http://patinfo.nic.in/
8. Greek Industrial Property Organisation
   http://www.obi.gr/obi/Default.aspx?tabid=71&
9. Hong Kong Patent Office
   http://www.ipd.gov.hk/eng/home.htm
10. Indian Patent design and trademark office
    http://www.ipindia.nic.in/