Internet Resources
Here are some of the Internet sources that you should find of interest:
US National Stage Fee Calculator
Great Wall IP
DaVinci Partners
Free US Patent Office Search page (with drawings)
Free European, Japanese, and PCT Searches (limited "Worldwide" search as well)
Free Patent Search from Delphion (ask them about their licensing program)
Singapore Patent Office's Free Global IP Search
Software Search
Order patent copies over the Internet:
PatNet $2.50 patent copies
FaxPat's main page
Other International Patent Databases:
Canadian Patents (since 1989)
French Patents (1996-1998)
German Patent Gazette
Other useful Links
U.S. Patent and Trademark Office
The U.S. Patent Office's do-it-yourself guide to patenting and brain surgery
European Patent Office
Contact Us
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Da Vinci Partners LLC
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Ask Dr. Patentstein
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Great Wall IP
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National Stage Calculator
