Espacenet number search

Hier sollte eine Beschreibung angezeigt werden, diese Seite lässt dies jedoch nicht zu. 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. You do not need to know the exact format of the.

Classification search. Wenn Sie (z. B. in einem Artikel oder in einer Zeitschrift) eine Nummer gefunden haben, aber nicht wissen, um welche Art von Nummer (z. B. Anmelde-, Veröffentlichungs-, Prioritäts- oder NPL-Nummer) es sich handelt oder aus welchem Land sie stammt, können Sie mit der Smart search das zugehörige Dokument ermitteln.

Das genaue Format der. The Smart search mask combines multiple functions into a single, easy-to-use search field so that you can enter your queries with or without field identifiers. Der Datenbestand umfasst mehr als 1Millionen Patentdokumente aus der ganzen Welt. Weiterführende Informationen geben Aufschluss darüber, ob ein Patent erteilt wurde und ob es noch in Kraft ist. What do A A Aand B stand for after a European publication number ? Can I search for non-patent literature (XP) documents?

It has a user-friendly. Normally only the number of the first publication level is searchable. Jahrhundert bis heute. Julkaisut on luokiteltu hyvin, mikä helpottaa hakua. Leading zeros can generally be ignore e. By way of exception, more recent numbers for Germany and United States have characters.

It is not always possible to know immediately following a search exactly how many will be displayed. This approximate number might change as you go through the pages, as we only display one patent document per. The application number is the number assigned to an application when it is filed. The priority number is the number of the application in respect of which priority is claime i. NPL reference numbers are numbers assigned to non-patent literature documents. In the CPC fiel you should use the low operator to search all entries hierarchically a certain group.

This is the case in records for which the priority country code and date are known and recorded but the original number is not. In such cases a semi-technical priority number is. Búsqueda de patentes Un servicio proporcionado en cooperación con la OEP. You have the following search options: Smart search combines multiple functions in a single, easy-to-use search field. You can perform searches in the worldwide database.

Just type in your terms, and the search engine will try to guess what you mean. That way, you can concentrate on narrowing down the search and. In the publication number fiel you may enter a maximum of ten numbers which will automatically be separated by the default operator OR.

When typing in a publication number , do not leave any spaces between the country code and the number. Vous n’avez pas besoin de connaître le format. Para uma melhor utilização desta nova pesquisa, p.