.. _usage:

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Usage
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.. contents::
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Introduction
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For using Patent2Net, you should be reasonably familiar with the CQL query language
used for submitting queries to the Open Patent Services API.

Please follow up with these resources to learn something about CQL:

- `CQL query howto`_ by the Patent2Net project
- The `OPS Reference Guide`_, see pages 56 ff. and pages 130 ff.
- The `Contextual Query Language Specification`_

.. _CQL query howto: http://patent2netv2.vlab4u.info/dokuwiki/doku.php?id=user_manual:patent_search
.. _OPS Reference Guide: http://documents.epo.org/projects/babylon/eponet.nsf/0/F3ECDCC915C9BCD8C1258060003AA712/$FILE/ops_v3.2_documentation%20_version_1.3.4_en.pdf
.. _Contextual Query Language Specification: https://www.loc.gov/standards/sru/cql/


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Operation
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Patent2Net offers two modes of operation:

.. toctree::
    :maxdepth: 1

    classic
    adhoc