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To search for US patents and patent applications, the United States Patent and Trademark Office has the following database:
www.uspto.gov/patft/index.html
To view the tiff images on the USPTO website, it is recommended that you use the one of the viewers referenced on this page:
I copy the individual images to a Word document and save the entire patent electronically in either Word or as a PDF file.
Search at the European Patent Organisation on the esp@cenet: http://ep.espacenet.com
www.uspto.gov/patft/index.html
To view the tiff images on the USPTO website, it is recommended that you use the one of the viewers referenced on this page:
I copy the individual images to a Word document and save the entire patent electronically in either Word or as a PDF file.
Search at the European Patent Organisation on the esp@cenet: http://ep.espacenet.com