Hung K Du

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Array ( [id] => 11429815 [patent_doc_number] => 09568125 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-02-14 [patent_title] => 'Threaded joint for steel pipes' [patent_app_type] => utility [patent_app_number] => 12/774909 [patent_app_country] => US [patent_app_date] => 2010-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 13 [patent_no_of_words] => 9471 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 462 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12774909 [rel_patent_id] =>[rel_patent_doc_number] =>)

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Array ( [id] => 12010467 [patent_doc_number] => 09803782 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-10-31 [patent_title] => 'Fitting element with hydraulic grip force element' [patent_app_type] => utility [patent_app_number] => 13/695878 [patent_app_country] => US [patent_app_date] => 2010-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 9870 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 213 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13695878 [rel_patent_id] =>[rel_patent_doc_number] =>)

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