Array
(
[id] => 1578080
[patent_doc_number] => D0454607
[patent_country] => US
[patent_kind] => S1
[patent_issue_date] => 2002-03-19
[patent_title] => 'Tennis ball retriever and multi-purpose tennis ball hopper'
[patent_app_type] => S1
[patent_app_number] => 29/136530
[patent_app_country] => US
[patent_app_date] => 2001-02-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 61
[patent_no_of_claims] => 1
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 19
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/D0/454/D0454607.pdf
[firstpage_image] =>[orig_patent_app_number] => 29136530
[rel_patent_id] =>[rel_patent_doc_number] =>) 29/136530 | Tennis ball retriever and multi-purpose tennis ball hopper | Feb 1, 2001 | Issued |