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Analytical and Environmental Chemistry


U.S. Patents  All patents from 1790- available here.  Those before 1971 are only available as TIFF images.
Patent advice/Info  Good site for all kinds of information and patent sites. 
World  Intellectual Property Organization, PCT  WO patents with citations, abstracts and references supplied. WO applications since 1997- also included.
European Patent Office. Patent applications in original language from EP and WO may be found here. JP applications with English title and abstract are available. Images from PCT, EP and JP are available.

Free Patents Online: Free website, offering PDF versions of all patents from number 4000000-.

Subject Guide

Margaret Manion's picture
Margaret Manion
University of Massachusetts Lowell

Lydon Library

rm 203

84 University Avenue

Lowell, MA 01854
978 934-3211