build up functionality in couch_patent file as unittests
build up functionality in couch_patent file as unittests

nikken1/patentprocessor,yngcan/patentprocessor,nikken1/patentprocessor,funginstitute/patentprocessor,nikken1/patentprocessor,yngcan/patentprocessor,yngcan/patentprocessor,funginstitute/patentprocessor,funginstitute/patentprocessor