Search

Tu Ba Hoang

Supervisory Patent Examiner (ID: 2828, Phone: (571)272-4780 , Office: P/3742 )

Most Active Art Unit
3761
Art Unit(s)
2832, 3742, 3761, 2106
Total Applications
2049
Issued Applications
1536
Pending Applications
181
Abandoned Applications
331

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 4160779 [patent_doc_number] => 06064687 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-05-16 [patent_title] => 'Mobile furnace facility' [patent_app_type] => 1 [patent_app_number] => 9/207176 [patent_app_country] => US [patent_app_date] => 1998-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3259 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/064/06064687.pdf [firstpage_image] =>[orig_patent_app_number] => 207176 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/207176
Mobile furnace facility Dec 7, 1998 Issued
Array ( [id] => 4385609 [patent_doc_number] => 06289033 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-09-11 [patent_title] => 'Environmentally controlled induction heating system for heat treating metal billets' [patent_app_type] => 1 [patent_app_number] => 9/206332 [patent_app_country] => US [patent_app_date] => 1998-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 26 [patent_no_of_words] => 7601 [patent_no_of_claims] => 16 [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/06/289/06289033.pdf [firstpage_image] =>[orig_patent_app_number] => 206332 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/206332
Environmentally controlled induction heating system for heat treating metal billets Dec 7, 1998 Issued
Array ( [id] => 4171700 [patent_doc_number] => 06108363 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-08-22 [patent_title] => 'Oxygen injector' [patent_app_type] => 1 [patent_app_number] => 9/206790 [patent_app_country] => US [patent_app_date] => 1998-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 14 [patent_no_of_words] => 6827 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/108/06108363.pdf [firstpage_image] =>[orig_patent_app_number] => 206790 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/206790
Oxygen injector Dec 6, 1998 Issued
Array ( [id] => 3963635 [patent_doc_number] => 05956365 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-09-21 [patent_title] => 'Electric arc furnace having slag door and post combustion process' [patent_app_type] => 1 [patent_app_number] => 9/206311 [patent_app_country] => US [patent_app_date] => 1998-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 14 [patent_no_of_words] => 6827 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/956/05956365.pdf [firstpage_image] =>[orig_patent_app_number] => 206311 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/206311
Electric arc furnace having slag door and post combustion process Dec 6, 1998 Issued
Array ( [id] => 4253542 [patent_doc_number] => 06222167 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-04-24 [patent_title] => 'Impedance matching apparatus for induction heating type galvanized steel sheet alloying system and method' [patent_app_type] => 1 [patent_app_number] => 9/205290 [patent_app_country] => US [patent_app_date] => 1998-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 13 [patent_no_of_words] => 3070 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/222/06222167.pdf [firstpage_image] =>[orig_patent_app_number] => 205290 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/205290
Impedance matching apparatus for induction heating type galvanized steel sheet alloying system and method Dec 3, 1998 Issued
Array ( [id] => 4109979 [patent_doc_number] => 06049560 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-04-11 [patent_title] => 'Inductively heated side drain for high temperature molten materials' [patent_app_type] => 1 [patent_app_number] => 9/205146 [patent_app_country] => US [patent_app_date] => 1998-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 3211 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 42 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/049/06049560.pdf [firstpage_image] =>[orig_patent_app_number] => 205146 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/205146
Inductively heated side drain for high temperature molten materials Dec 2, 1998 Issued
Array ( [id] => 4162294 [patent_doc_number] => 06114675 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-09-05 [patent_title] => 'Alloying system and heating control device for high grade galvanized steel sheet' [patent_app_type] => 1 [patent_app_number] => 9/201709 [patent_app_country] => US [patent_app_date] => 1998-12-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 2692 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/114/06114675.pdf [firstpage_image] =>[orig_patent_app_number] => 201709 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/201709
Alloying system and heating control device for high grade galvanized steel sheet Nov 30, 1998 Issued
Array ( [id] => 4252359 [patent_doc_number] => 06137085 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-24 [patent_title] => 'Arrangement of heating strips of defogger on vehicle window glass' [patent_app_type] => 1 [patent_app_number] => 9/201887 [patent_app_country] => US [patent_app_date] => 1998-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 3541 [patent_no_of_claims] => 1 [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/06/137/06137085.pdf [firstpage_image] =>[orig_patent_app_number] => 201887 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/201887
Arrangement of heating strips of defogger on vehicle window glass Nov 29, 1998 Issued
Array ( [id] => 4243238 [patent_doc_number] => 06091063 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-07-18 [patent_title] => 'Method for improving thermal uniformity in induction heating processes' [patent_app_type] => 1 [patent_app_number] => 9/187614 [patent_app_country] => US [patent_app_date] => 1998-11-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 6608 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/091/06091063.pdf [firstpage_image] =>[orig_patent_app_number] => 187614 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/187614
Method for improving thermal uniformity in induction heating processes Nov 5, 1998 Issued
Array ( [id] => 4145717 [patent_doc_number] => 06034985 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-03-07 [patent_title] => 'Remelting method for recognition and recovery of noble metals and rare earths' [patent_app_type] => 1 [patent_app_number] => 9/184248 [patent_app_country] => US [patent_app_date] => 1998-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2666 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/034/06034985.pdf [firstpage_image] =>[orig_patent_app_number] => 184248 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/184248
Remelting method for recognition and recovery of noble metals and rare earths Nov 1, 1998 Issued
Array ( [id] => 4100826 [patent_doc_number] => 06097012 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-08-01 [patent_title] => 'Induction-heating bender' [patent_app_type] => 1 [patent_app_number] => 9/175535 [patent_app_country] => US [patent_app_date] => 1998-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 16 [patent_no_of_words] => 3316 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/097/06097012.pdf [firstpage_image] =>[orig_patent_app_number] => 175535 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/175535
Induction-heating bender Oct 19, 1998 Issued
Array ( [id] => 4160720 [patent_doc_number] => 06104010 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-08-15 [patent_title] => 'Spring clamp for heater element' [patent_app_type] => 1 [patent_app_number] => 9/174859 [patent_app_country] => US [patent_app_date] => 1998-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 4116 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/104/06104010.pdf [firstpage_image] =>[orig_patent_app_number] => 174859 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/174859
Spring clamp for heater element Oct 18, 1998 Issued
Array ( [id] => 4329127 [patent_doc_number] => 06243408 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-06-05 [patent_title] => 'Electrode weighing stub' [patent_app_type] => 1 [patent_app_number] => 9/184688 [patent_app_country] => US [patent_app_date] => 1998-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4022 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/243/06243408.pdf [firstpage_image] =>[orig_patent_app_number] => 184688 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/184688
Electrode weighing stub Oct 1, 1998 Issued
Array ( [id] => 4252550 [patent_doc_number] => 06137098 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-24 [patent_title] => 'Microwave popcorn bag with continuous susceptor arrangement' [patent_app_type] => 1 [patent_app_number] => 9/162647 [patent_app_country] => US [patent_app_date] => 1998-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2892 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/137/06137098.pdf [firstpage_image] =>[orig_patent_app_number] => 162647 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/162647
Microwave popcorn bag with continuous susceptor arrangement Sep 27, 1998 Issued
Array ( [id] => 4251930 [patent_doc_number] => 06081545 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-06-27 [patent_title] => 'ARC furnace improved fume collection' [patent_app_type] => 1 [patent_app_number] => 9/157699 [patent_app_country] => US [patent_app_date] => 1998-09-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2960 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 248 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/081/06081545.pdf [firstpage_image] =>[orig_patent_app_number] => 157699 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/157699
ARC furnace improved fume collection Sep 20, 1998 Issued
Array ( [id] => 4008724 [patent_doc_number] => 06005222 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-12-21 [patent_title] => 'Cold weather garment' [patent_app_type] => 1 [patent_app_number] => 9/156001 [patent_app_country] => US [patent_app_date] => 1998-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1074 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/005/06005222.pdf [firstpage_image] =>[orig_patent_app_number] => 156001 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/156001
Cold weather garment Sep 16, 1998 Issued
Array ( [id] => 3946329 [patent_doc_number] => 05981930 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-11-09 [patent_title] => 'Canister for preventing the emanation of a vaporized fuel gas' [patent_app_type] => 1 [patent_app_number] => 9/154820 [patent_app_country] => US [patent_app_date] => 1998-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 3482 [patent_no_of_claims] => 2 [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/05/981/05981930.pdf [firstpage_image] =>[orig_patent_app_number] => 154820 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/154820
Canister for preventing the emanation of a vaporized fuel gas Sep 16, 1998 Issued
Array ( [id] => 4202984 [patent_doc_number] => 06013904 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-01-11 [patent_title] => 'Induction hardening apparatus for a crankshaft' [patent_app_type] => 1 [patent_app_number] => 9/148478 [patent_app_country] => US [patent_app_date] => 1998-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 27 [patent_figures_cnt] => 40 [patent_no_of_words] => 16292 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 12 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/013/06013904.pdf [firstpage_image] =>[orig_patent_app_number] => 148478 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/148478
Induction hardening apparatus for a crankshaft Sep 7, 1998 Issued
Array ( [id] => 4093943 [patent_doc_number] => 06133550 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-17 [patent_title] => 'Method and apparatus for thermal processing of semiconductor substrates' [patent_app_type] => 1 [patent_app_number] => 9/140614 [patent_app_country] => US [patent_app_date] => 1998-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 20 [patent_no_of_words] => 13208 [patent_no_of_claims] => 69 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/133/06133550.pdf [firstpage_image] =>[orig_patent_app_number] => 140614 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/140614
Method and apparatus for thermal processing of semiconductor substrates Aug 25, 1998 Issued
Array ( [id] => 3963811 [patent_doc_number] => 05999558 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-12-07 [patent_title] => 'Integral spray cooled furnace roof and fume elbow' [patent_app_type] => 1 [patent_app_number] => 9/132801 [patent_app_country] => US [patent_app_date] => 1998-08-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 2821 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 417 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/999/05999558.pdf [firstpage_image] =>[orig_patent_app_number] => 132801 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/132801
Integral spray cooled furnace roof and fume elbow Aug 12, 1998 Issued
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