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Customize a search on all or a selected group of elements (fields) of a patent.secure service, users have access to the file histories of related applications from participating IP Offices, which currently include the IP5 Offices.Many researchers mistakenly think that all searching can be done electronically – and this is essentially true for U. Older patents do not have as many online search options because the patent pages were put into the USPTO database as scanned images. Patent searchers, especially inventors who need to thoroughly search the entire realm of patents to ensure their idea hasn’t already been patented, have more limited options available electronically.By using this service, users can see the patent family for a specific application, containing all related applications filed at participating IP Offices, along with the dossier, classification, and citation data for these applications.

If you know the SUBJECT OF INVENTION: If you do not have a specific patent in mind and just want to search for U. Regardless of what date the patent was issued, if you know the patent number, you can quickly pull up the full-text patent by searching Google Patent Search (using the box to the left), the US Patent & Trademark Office site, or the pat2pdf website. If you do 1975, go to either the Google Patent or Espacenet website to search and obtain the full text of the patent(s) regardless of whether you want to do a subject or assignee search.For patents issued in 1975 or will allow you to search by patent number, inventor, assignee, topic,classification number, and date.If you know the PATENT NUMBER: The patent number is the magic key to the patent information system.Because patent numbers are often found on manufactured objects, collectors often use patent numbers to find information relating to a particular antique object. patent number and retrieve a PDF version of the patent.