companydirectorylist.com  Global Business Directory e directory aziendali
Ricerca Società , Società , Industria :


elenchi dei paesi
USA Azienda Directories
Canada Business Elenchi
Australia Directories
Francia Impresa di elenchi
Italy Azienda Elenchi
Spagna Azienda Directories
Svizzera affari Elenchi
Austria Società Elenchi
Belgio Directories
Hong Kong Azienda Elenchi
Cina Business Elenchi
Taiwan Società Elenchi
Emirati Arabi Uniti Società Elenchi


settore Cataloghi
USA Industria Directories














  • Google Patents
    Search and read the full text of patents from around the world with Google Patents, and find prior art in our index of non-patent literature
  • Search for patents | USPTO
    Find existing patents, published patent applications and other published patent documentation
  • Patent - Wikipedia
    In modern usage, the term patent usually refers to the right granted to anyone who invents something new, useful and non-obvious
  • What Is a Patent in Simple Terms? With Examples - Investopedia
    Patents are legal rights issued to inventors to protect their inventions for a certain time, usually 20 years They exclude others from reproducing, using, or profiting from the invention without
  • Patent Public Search Basic (PPUBS Basic) - United States Patent and . . .
    To start a quick lookup, enter a single patent or publication number and select the Search button To start a basic search, select a search field, enter your search term, and select the Search button
  • Patents - WIPO
    A patent is an exclusive right granted for an invention Patents benefit inventors by providing them with legal protection of their inventions However, patents also benefit the society by providing public access to technical information about these inventions, and thus accelerating innovation
  • WIPO - Search International and National Patent Collections
    Using PATENTSCOPE you can search 123 0 million patent documents including 5 2 million published international patent applications (PCT) Detailed coverage information PCT publication 25 2025 (June 19, 2025) is now available here The next PCT publication 26 2025 is scheduled for Thursday, June 26, 2025 More
  • Espacenet – patent search
    Espacenet: free access to millions of patent documents Find out if your invention is unique or if other inventors have filed patent applications that are considered to be prior art




Annuari commerciali , directory aziendali
Annuari commerciali , directory aziendali copyright ©2005-2012 
disclaimer