Array
(
[id] => 2780450
[patent_doc_number] => 05087535
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1992-02-11
[patent_title] => 'Method of manufacturing photo-mask and photo-mask manufactured thereby'
[patent_app_type] => 1
[patent_app_number] => 7/019704
[patent_app_country] => US
[patent_app_date] => 1987-02-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 11
[patent_figures_cnt] => 15
[patent_no_of_words] => 5113
[patent_no_of_claims] => 25
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 144
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/087/05087535.pdf
[firstpage_image] =>[orig_patent_app_number] => 019704
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/019704 | Method of manufacturing photo-mask and photo-mask manufactured thereby | Feb 26, 1987 | Issued |