Array
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[id] => 3953628
[patent_doc_number] => 05899934
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1999-05-04
[patent_title] => 'Dual stent'
[patent_app_type] => 1
[patent_app_number] => 8/791209
[patent_app_country] => US
[patent_app_date] => 1997-01-31
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/899/05899934.pdf
[firstpage_image] =>[orig_patent_app_number] => 791209
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/791209 | 