PTC /WO Publications: http://www.freepatentsonline.com/
US Patents & Publications: http://www.freepatentsonline.com/
                                            http://www.drugfuture.com/uspat/us_patent.asp
European Patents: http://www.freepatentsonline.com/
Chinese Patents: http://www.drugfuture.com/cnpat/cn_patent.asp
Japanese Journals (most free): https://www.jstage.jst.go.jp/AF03S010Init
Nucleic Acid Research (free): http://nar.oxfordjournals.org/content/by/year
ARKAT USA (free): http://www.arkat-usa.org/
ACS Journals: http://pubs.acs.org/