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1. patentscope.wipo.int › search › enWIPO - Search International and National Patent Collections

   patentscope.wipo.int › search › en

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   This patent search tool allows you not only to search the PCT database of about 2 million International Applications but also the worldwide patent collections. This search facility features: flexible search syntax; automatic word stemming and relevance ranking; as well as graphical results.

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     This patent search tool allows you not only to search the...

   • Patentscope

     Free search of international patent applications filed under...

2. www.wipo.int › patentscope › enPATENTSCOPE - WIPO - World Intellectual Property Organization

   www.wipo.int › patentscope › en

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   Free search of international patent applications filed under the PCT System and in many national collections.

3. inspire.wipo.int › patentscopePATENTSCOPE | WIPO Inspire

   inspire.wipo.int › patentscope

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   PATENTSCOPE is a free patent database made available by the World Intellectual Property Organization (WIPO) with coverage of over 60 patent collections.

4. patent-i.com › en › trialFree Trial | Patent Integration

   patent-i.com › en › trial

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   1 kwi 2009 · 5 Days Trial is Free! Try Patent Integration for Free. Easy registration with user ID and e-mail address. Evaluate service during free trial period. Service can be purchased on a monthly basis. *Please see the Price&Buy for price details.

5. www.epo.org › en › searching-for-patentsEspacenet - patent search | epo.org - European Patent Office

   www.epo.org › en › searching-for-patents

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   Espacenet is accessible to beginners and experts and is updated daily. It contains data on more than 150 million patent documents from around the world. Supporting information can help you understand whether a patent has been granted and if it is still in force. You can use Espacenet to:

6. ipportal.wipo.int › tools › patentsIP Portal - Patent tools - WIPO

   ipportal.wipo.int › tools › patents

   Consult the official online version of the International Patent Classification (IPC) for classifying patent documents. Free of charge access to legal information on intellectual property (IP). File and manage your PCT applications online. Consult reference data for PCT applications. Consult our FAQs or contact us by phone, e-mail or live chat.

7. inspire.wipo.int › patent-search-and-analysis-systemPatent Search and Analysis System | WIPO Inspire

   inspire.wipo.int › patent-search-and-analysis-system

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   Patent Search and Analysis System (PSS) is a free tool developed by China National Intellectual Property Administration (CNIPA) for public users, to provide professional patent search and analysis services.