Country |
Country code, two letters example: 'DE' |
Patent number |
Patent number without country code (only digits without special characters or check digit) Range search with: <, <=, >, >= Example: '6127749', '< 19912345', '> 1209325 and <1209333' |
Document type |
Example: 'A1; B4' |
Title |
Example: 'motor* AND gear*' |
Applicant |
Examples: 'siemens AND nixdorf', 'mercedes or daimler*' |
Inventor |
Example: 'presting AND hartmut' |
Abstract |
Example: 'case* AND connect*' |
IPC Main |
Example: 'F16H061/02' See Patent classification: IPC formats for additional information |
All IPC-Classes |
Example: 'F21*' |
Publication date |
Range search with: <, <=, >, >= Format: YYYYMMDD Examples: '20020815', '19990101' |
Application date |
Range search with:: <, <=, >, >= Format: YYYYMMDD Examples: '19990723', '>20020101' |
Comment from circular |
Comment, inserted at the document per hand. This field is only visible if the comment was inserted at a document. |
Notice |
Free text comment at the document Example: 'interes*' |
Order code |
Example: 'bestell1' |
Internal number |
Internal number, registered at the document. Example: 'DP-1885/98-DE' |
Descriptor |
Internal classification in important technology fields for your enterprise. Input in the text field or selection of a term out of the popup tree. The term will be inserted in the text field. If you choose several terms they will combined with or, which you can change. Example: 'HA01' (see also descriptors) |

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