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Search Questions to Dr. Patentstein
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Your search found -1 result
– keyword "long"
posted Wednesday 25 of May 2011 by Alton
A. 20 years from the filing of the regular application (the filing date of the US provisional doesn't count), provided renewal fees a... view
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posted Tuesday 7 of June 2011 by Victoria
A. "Provisional" patent applications are only valid for one year and will, in all cases of which I am aware, automatically become aba... view
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posted Friday 11 of March 2011 by Peter
A. The period of time which the Patent Office usually requires to review and grant a patent varies from about 1.5 to 2.5 years. In sp... view
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posted Monday 2 of July 2012 by Ksenia
A. A patent can be pending 18 months without being published, and then available for public inspection but it can remain pending perh... view
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posted Wednesday 5 of June 2013 by Brian
A. You have a patent clearance search done. Just the search may cost $1500. Then comes the analysis as to whether you're infringing. ... view
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