Table 2 Databases of patents and scientific publications

United States Patent and Trademark Office: patent full-text and full-page image database

For searching and printing US patents and published US applications

http://www.uspto.gov/patft/index.html

[20]

European Patent Office: esp@cenet

For searching and printing worldwide patents and patent publications

http://ep.espacenet.com/search97cgi/s97_cgi.exe?Action=FormGen&Template=ep/EN/home.hts

[21]

Japan Patent Office: quick guide

For searching and printing Japanese patents and patent publications

http://www.jpo.go.jp/quick_e/index_search.htm

[22]

World Intellectual Property Organization: Intellectual Property Digital Library

For searching and printing international (PCT) applications

http://www.wipo.int/ipdl/en/index.jsp

[23]

NCBI PubMed

Database of biomedical research articles

http://www.ncbi.nlm.nih.gov/entrez/query.fcgi

[24]

Thomson Derwent

A collection of databases of biotechnology research articles for fee-based searching and retrieval

http://www.derwent.com/

[25]

Chemical Abstracts Databases

A collection of databases of chemical and pharmaceutical research articles and compounds for fee-based searching and retrieval

http://www.cas.org/casdb.html

[26]

STN

A collection of databases of biotechnology research articles for fee-based searching and retrieval

http://www.cas.org/stn.html

[27]

Google Scholar

A system for searching academic articles and other scholarly publications, and their citations

http://scholar.google.com/

[28]