Array
(
[id] => 589517
[patent_doc_number] => 07464175
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2008-12-09
[patent_title] => 'Audio-on demand communication system'
[patent_app_type] => utility
[patent_app_number] => 09/568525
[patent_app_country] => US
[patent_app_date] => 2000-05-09
[patent_effective_date] => 0000-00-00
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[patent_figures_cnt] => 20
[patent_no_of_words] => 17240
[patent_no_of_claims] => 29
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[patent_words_short_claim] => 170
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/464/07464175.pdf
[firstpage_image] =>[orig_patent_app_number] => 09568525
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/568525 | Audio-on demand communication system | May 8, 2000 | Issued |