Search

Andrew T Sever

Examiner (ID: 14654)

Most Active Art Unit
2851
Art Unit(s)
2851
Total Applications
495
Issued Applications
410
Pending Applications
7
Abandoned Applications
78

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2239779 [patent_doc_number] => 04608235 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-08-26 [patent_title] => 'Recovery of cobalt' [patent_app_type] => 1 [patent_app_number] => 6/714329 [patent_app_country] => US [patent_app_date] => 1985-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1973 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 188 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/608/04608235.pdf [firstpage_image] =>[orig_patent_app_number] => 714329 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/714329
Recovery of cobalt Mar 20, 1985 Issued
Array ( [id] => 2227337 [patent_doc_number] => 04571262 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-02-18 [patent_title] => 'Recovery of platinum group metals from nickel-copper-iron matte' [patent_app_type] => 1 [patent_app_number] => 6/710738 [patent_app_country] => US [patent_app_date] => 1985-03-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3228 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 235 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/571/04571262.pdf [firstpage_image] =>[orig_patent_app_number] => 710738 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/710738
Recovery of platinum group metals from nickel-copper-iron matte Mar 10, 1985 Issued
Array ( [id] => 2349666 [patent_doc_number] => 04654079 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-03-31 [patent_title] => 'Process for improving the extraction yield of silver and gold in refractory ores' [patent_app_type] => 1 [patent_app_number] => 6/708394 [patent_app_country] => US [patent_app_date] => 1985-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1185 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/654/04654079.pdf [firstpage_image] =>[orig_patent_app_number] => 708394 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/708394
Process for improving the extraction yield of silver and gold in refractory ores Mar 4, 1985 Issued
Array ( [id] => 2241398 [patent_doc_number] => 04632701 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-12-30 [patent_title] => 'Process for the recovery of silver from a residue essentially free of elemental sulphur' [patent_app_type] => 1 [patent_app_number] => 6/707710 [patent_app_country] => US [patent_app_date] => 1985-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2094 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/632/04632701.pdf [firstpage_image] =>[orig_patent_app_number] => 707710 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/707710
Process for the recovery of silver from a residue essentially free of elemental sulphur Mar 3, 1985 Issued
Array ( [id] => 2275167 [patent_doc_number] => 04606763 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-08-19 [patent_title] => 'Process for the pressure oxidation acid leaching of non-ferrous metal and iron-containing sulphidic material' [patent_app_type] => 1 [patent_app_number] => 6/707920 [patent_app_country] => US [patent_app_date] => 1985-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 1797 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/606/04606763.pdf [firstpage_image] =>[orig_patent_app_number] => 707920 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/707920
Process for the pressure oxidation acid leaching of non-ferrous metal and iron-containing sulphidic material Mar 3, 1985 Issued
Array ( [id] => 2275204 [patent_doc_number] => 04606766 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-08-19 [patent_title] => 'Process for separately recovering gold and silver from solution by carbon adsorption' [patent_app_type] => 1 [patent_app_number] => 6/707993 [patent_app_country] => US [patent_app_date] => 1985-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1416 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/606/04606766.pdf [firstpage_image] =>[orig_patent_app_number] => 707993 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/707993
Process for separately recovering gold and silver from solution by carbon adsorption Mar 3, 1985 Issued
Array ( [id] => 2274404 [patent_doc_number] => 04610724 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-09-09 [patent_title] => 'Recovery of gold from refractory auriferous iron-containing sulphidic material' [patent_app_type] => 1 [patent_app_number] => 6/707711 [patent_app_country] => US [patent_app_date] => 1985-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2009 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/610/04610724.pdf [firstpage_image] =>[orig_patent_app_number] => 707711 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/707711
Recovery of gold from refractory auriferous iron-containing sulphidic material Mar 3, 1985 Issued
Array ( [id] => 2227347 [patent_doc_number] => 04571263 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-02-18 [patent_title] => 'Recovery of gold from refractory auriferous iron-containing sulphidic concentrates' [patent_app_type] => 1 [patent_app_number] => 6/707922 [patent_app_country] => US [patent_app_date] => 1985-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3213 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 229 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/571/04571263.pdf [firstpage_image] =>[orig_patent_app_number] => 707922 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/707922
Recovery of gold from refractory auriferous iron-containing sulphidic concentrates Mar 3, 1985 Issued
Array ( [id] => 2227361 [patent_doc_number] => 04571264 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-02-18 [patent_title] => 'Recovery of gold from refractory auriferous iron-containing sulphidic ore' [patent_app_type] => 1 [patent_app_number] => 6/707923 [patent_app_country] => US [patent_app_date] => 1985-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3869 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 351 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/571/04571264.pdf [firstpage_image] =>[orig_patent_app_number] => 707923 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/707923
Recovery of gold from refractory auriferous iron-containing sulphidic ore Mar 3, 1985 Issued
Array ( [id] => 2245500 [patent_doc_number] => 04605439 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-08-12 [patent_title] => 'Recovery of gold from refractory auriferous iron-containing sulphidic material' [patent_app_type] => 1 [patent_app_number] => 6/708203 [patent_app_country] => US [patent_app_date] => 1985-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2960 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/605/04605439.pdf [firstpage_image] =>[orig_patent_app_number] => 708203 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/708203
Recovery of gold from refractory auriferous iron-containing sulphidic material Mar 3, 1985 Issued
Array ( [id] => 2391015 [patent_doc_number] => 04769225 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-09-06 [patent_title] => 'System for exchange of hydrogen between liquid and solid phases' [patent_app_type] => 1 [patent_app_number] => 6/704113 [patent_app_country] => US [patent_app_date] => 1985-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 3766 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/769/04769225.pdf [firstpage_image] =>[orig_patent_app_number] => 704113 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/704113
System for exchange of hydrogen between liquid and solid phases Feb 21, 1985 Issued
06/701715 REDUCTION ROASTING OF METAL ORES Feb 13, 1985 Abandoned
06/701258 RECOVERY OF PRECIOUS METALS FROM REFRACTORY LOW-GRADE ORES Feb 12, 1985 Abandoned
Array ( [id] => 2233276 [patent_doc_number] => 04585477 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-04-29 [patent_title] => 'Method for separating and recovering nickel and copper from complex materials' [patent_app_type] => 1 [patent_app_number] => 6/699506 [patent_app_country] => US [patent_app_date] => 1985-02-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2158 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/585/04585477.pdf [firstpage_image] =>[orig_patent_app_number] => 699506 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/699506
Method for separating and recovering nickel and copper from complex materials Feb 10, 1985 Issued
Array ( [id] => 2210312 [patent_doc_number] => 04615731 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-10-07 [patent_title] => 'Hydrometallurgical processing of precious metal-containing materials' [patent_app_type] => 1 [patent_app_number] => 6/578630 [patent_app_country] => US [patent_app_date] => 1985-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 6407 [patent_no_of_claims] => 39 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/615/04615731.pdf [firstpage_image] =>[orig_patent_app_number] => 578630 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/578630
Hydrometallurgical processing of precious metal-containing materials Feb 8, 1985 Issued
06/699120 PROCESS FOR SURFACE TREATING LAYERED LATTICE SILICATES AND RESULTANT PRODUCTS Feb 7, 1985 Abandoned
Array ( [id] => 2218959 [patent_doc_number] => 04594230 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-06-10 [patent_title] => 'Recovery of cobalt' [patent_app_type] => 1 [patent_app_number] => 6/697661 [patent_app_country] => US [patent_app_date] => 1985-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1789 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/594/04594230.pdf [firstpage_image] =>[orig_patent_app_number] => 697661 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/697661
Recovery of cobalt Feb 3, 1985 Issued
Array ( [id] => 2274380 [patent_doc_number] => 04610722 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-09-09 [patent_title] => 'Process for metal recovery from steel plant dust' [patent_app_type] => 1 [patent_app_number] => 6/696977 [patent_app_country] => US [patent_app_date] => 1985-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3392 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/610/04610722.pdf [firstpage_image] =>[orig_patent_app_number] => 696977 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/696977
Process for metal recovery from steel plant dust Jan 30, 1985 Issued
Array ( [id] => 2214073 [patent_doc_number] => 04614543 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-09-30 [patent_title] => 'Mixed lixiviant for separate recovery of zinc and lead from iron-containing waste materials' [patent_app_type] => 1 [patent_app_number] => 6/696978 [patent_app_country] => US [patent_app_date] => 1985-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3615 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 211 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/614/04614543.pdf [firstpage_image] =>[orig_patent_app_number] => 696978 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/696978
Mixed lixiviant for separate recovery of zinc and lead from iron-containing waste materials Jan 30, 1985 Issued
Array ( [id] => 2274369 [patent_doc_number] => 04610721 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-09-09 [patent_title] => 'Two-stage leaching process for steel plant dusts' [patent_app_type] => 1 [patent_app_number] => 6/696980 [patent_app_country] => US [patent_app_date] => 1985-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4252 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/610/04610721.pdf [firstpage_image] =>[orig_patent_app_number] => 696980 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/696980
Two-stage leaching process for steel plant dusts Jan 30, 1985 Issued
Menu