Array
(
[id] => 3818123
[patent_doc_number] => 05742992
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1998-04-28
[patent_title] => 'Method for making composite double-wall underground tank structure'
[patent_app_type] => 1
[patent_app_number] => 8/606604
[patent_app_country] => US
[patent_app_date] => 1996-02-26
[patent_effective_date] => 0000-00-00
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/742/05742992.pdf
[firstpage_image] =>[orig_patent_app_number] => 606604
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/606604 | Method for making composite double-wall underground tank structure | Feb 25, 1996 | Issued |