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] => 3962256 [patent_doc_number] => 05991328 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-11-23 [patent_title] => 'Crucible for the inductive melting or superheating of metals, alloys, or other electrically conductive materials' [patent_app_type] => 1 [patent_app_number] => 8/898169 [patent_app_country] => US [patent_app_date] => 1997-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 2037 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 201 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/991/05991328.pdf [firstpage_image] =>[orig_patent_app_number] => 898169 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/898169
Crucible for the inductive melting or superheating of metals, alloys, or other electrically conductive materials Jul 21, 1997 Issued
Array ( [id] => 3952877 [patent_doc_number] => 05977531 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-11-02 [patent_title] => 'Microwave induced thermal inversion packaging' [patent_app_type] => 1 [patent_app_number] => 8/893218 [patent_app_country] => US [patent_app_date] => 1997-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 17 [patent_no_of_words] => 4952 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/977/05977531.pdf [firstpage_image] =>[orig_patent_app_number] => 893218 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/893218
Microwave induced thermal inversion packaging Jul 14, 1997 Issued
Array ( [id] => 3950935 [patent_doc_number] => 05872890 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-02-16 [patent_title] => 'Cartridge heater system' [patent_app_type] => 1 [patent_app_number] => 8/892340 [patent_app_country] => US [patent_app_date] => 1997-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 15 [patent_no_of_words] => 3721 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/872/05872890.pdf [firstpage_image] =>[orig_patent_app_number] => 892340 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/892340
Cartridge heater system Jul 13, 1997 Issued
Array ( [id] => 3919976 [patent_doc_number] => 05914064 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-06-22 [patent_title] => 'Combined cycle for forming and annealing' [patent_app_type] => 1 [patent_app_number] => 8/890529 [patent_app_country] => US [patent_app_date] => 1997-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 17 [patent_no_of_words] => 6130 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/914/05914064.pdf [firstpage_image] =>[orig_patent_app_number] => 890529 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/890529
Combined cycle for forming and annealing Jul 8, 1997 Issued
Array ( [id] => 3969224 [patent_doc_number] => 05916468 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-06-29 [patent_title] => 'Electrically weldable pipe joint and production method thereof' [patent_app_type] => 1 [patent_app_number] => 8/887942 [patent_app_country] => US [patent_app_date] => 1997-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 16 [patent_no_of_words] => 4862 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/916/05916468.pdf [firstpage_image] =>[orig_patent_app_number] => 887942 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/887942
Electrically weldable pipe joint and production method thereof Jul 2, 1997 Issued
Array ( [id] => 3973603 [patent_doc_number] => 05958273 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-09-28 [patent_title] => 'Induction heated reactor apparatus' [patent_app_type] => 1 [patent_app_number] => 8/887548 [patent_app_country] => US [patent_app_date] => 1997-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 4064 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/958/05958273.pdf [firstpage_image] =>[orig_patent_app_number] => 887548 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/887548
Induction heated reactor apparatus Jul 2, 1997 Issued
Array ( [id] => 4069857 [patent_doc_number] => 06008472 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-12-28 [patent_title] => 'Electric heater for central buffer couplings' [patent_app_type] => 1 [patent_app_number] => 8/882186 [patent_app_country] => US [patent_app_date] => 1997-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 997 [patent_no_of_claims] => 14 [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/06/008/06008472.pdf [firstpage_image] =>[orig_patent_app_number] => 882186 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/882186
Electric heater for central buffer couplings Jun 24, 1997 Issued
Array ( [id] => 4013966 [patent_doc_number] => 05923819 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-07-13 [patent_title] => 'Molded polymeric fluid storage tank, and associated fabrication methods' [patent_app_type] => 1 [patent_app_number] => 8/881674 [patent_app_country] => US [patent_app_date] => 1997-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 2980 [patent_no_of_claims] => 51 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 233 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/923/05923819.pdf [firstpage_image] =>[orig_patent_app_number] => 881674 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/881674
Molded polymeric fluid storage tank, and associated fabrication methods Jun 23, 1997 Issued
Array ( [id] => 3987591 [patent_doc_number] => 05905753 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-05-18 [patent_title] => 'Free-standing rotational rod-fed source' [patent_app_type] => 1 [patent_app_number] => 8/880246 [patent_app_country] => US [patent_app_date] => 1997-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 3533 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/905/05905753.pdf [firstpage_image] =>[orig_patent_app_number] => 880246 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/880246
Free-standing rotational rod-fed source Jun 22, 1997 Issued
Array ( [id] => 3919375 [patent_doc_number] => 05951893 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-09-14 [patent_title] => 'Integrated circuit pad structure with high temperature heating element and method therefor' [patent_app_type] => 1 [patent_app_number] => 8/872803 [patent_app_country] => US [patent_app_date] => 1997-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2572 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/951/05951893.pdf [firstpage_image] =>[orig_patent_app_number] => 872803 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/872803
Integrated circuit pad structure with high temperature heating element and method therefor Jun 9, 1997 Issued
Array ( [id] => 3826607 [patent_doc_number] => 05812587 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-09-22 [patent_title] => 'Apparatus and method for the supply of molten metal' [patent_app_type] => 1 [patent_app_number] => 8/793923 [patent_app_country] => US [patent_app_date] => 1997-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 4461 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 10 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/812/05812587.pdf [firstpage_image] =>[orig_patent_app_number] => 793923 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/793923
Apparatus and method for the supply of molten metal Jun 4, 1997 Issued
Array ( [id] => 3972293 [patent_doc_number] => 05948307 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-09-07 [patent_title] => 'High pressure relief for microwave digestion vessel assembly' [patent_app_type] => 1 [patent_app_number] => 8/868756 [patent_app_country] => US [patent_app_date] => 1997-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 3529 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/948/05948307.pdf [firstpage_image] =>[orig_patent_app_number] => 868756 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/868756
High pressure relief for microwave digestion vessel assembly Jun 3, 1997 Issued
Array ( [id] => 3884275 [patent_doc_number] => 05838716 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-11-17 [patent_title] => 'Leak check procedure for a dry oxidation furnace tube' [patent_app_type] => 1 [patent_app_number] => 8/868339 [patent_app_country] => US [patent_app_date] => 1997-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2558 [patent_no_of_claims] => 7 [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/05/838/05838716.pdf [firstpage_image] =>[orig_patent_app_number] => 868339 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/868339
Leak check procedure for a dry oxidation furnace tube Jun 2, 1997 Issued
Array ( [id] => 3776214 [patent_doc_number] => 05844933 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-12-01 [patent_title] => 'Electrode arrangement for direct current and furnace' [patent_app_type] => 1 [patent_app_number] => 8/849609 [patent_app_country] => US [patent_app_date] => 1997-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1236 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/844/05844933.pdf [firstpage_image] =>[orig_patent_app_number] => 849609 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/849609
Electrode arrangement for direct current and furnace Jun 1, 1997 Issued
Array ( [id] => 3790901 [patent_doc_number] => 05809054 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-09-15 [patent_title] => 'Method for stabilizing an AC system against reactive-load fluctuations, and a power-factor correction device' [patent_app_type] => 1 [patent_app_number] => 8/866297 [patent_app_country] => US [patent_app_date] => 1997-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3151 [patent_no_of_claims] => 4 [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/05/809/05809054.pdf [firstpage_image] =>[orig_patent_app_number] => 866297 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/866297
Method for stabilizing an AC system against reactive-load fluctuations, and a power-factor correction device May 29, 1997 Issued
Array ( [id] => 3765416 [patent_doc_number] => 05844202 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-12-01 [patent_title] => 'Portable automatic windshield defroster' [patent_app_type] => 1 [patent_app_number] => 8/866805 [patent_app_country] => US [patent_app_date] => 1997-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3486 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 259 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/844/05844202.pdf [firstpage_image] =>[orig_patent_app_number] => 866805 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/866805
Portable automatic windshield defroster May 29, 1997 Issued
Array ( [id] => 3787169 [patent_doc_number] => 05821506 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-10-13 [patent_title] => 'Superplastically formed part' [patent_app_type] => 1 [patent_app_number] => 8/862114 [patent_app_country] => US [patent_app_date] => 1997-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 14 [patent_no_of_words] => 3540 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/821/05821506.pdf [firstpage_image] =>[orig_patent_app_number] => 862114 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/862114
Superplastically formed part May 21, 1997 Issued
Array ( [id] => 4038263 [patent_doc_number] => 05883919 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-03-16 [patent_title] => 'Diffusion furnace system for preventing gas leakage' [patent_app_type] => 1 [patent_app_number] => 8/859007 [patent_app_country] => US [patent_app_date] => 1997-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2667 [patent_no_of_claims] => 6 [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/05/883/05883919.pdf [firstpage_image] =>[orig_patent_app_number] => 859007 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/859007
Diffusion furnace system for preventing gas leakage May 19, 1997 Issued
Array ( [id] => 3990206 [patent_doc_number] => 05922234 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-07-13 [patent_title] => 'System apparatus and method for heating metal products in an oscillating induction furnace' [patent_app_type] => 1 [patent_app_number] => 8/855014 [patent_app_country] => US [patent_app_date] => 1997-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5328 [patent_no_of_claims] => 35 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/922/05922234.pdf [firstpage_image] =>[orig_patent_app_number] => 855014 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/855014
System apparatus and method for heating metal products in an oscillating induction furnace May 12, 1997 Issued
Array ( [id] => 3916872 [patent_doc_number] => 05898727 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-04-27 [patent_title] => 'High-temperature high-pressure gas processing apparatus' [patent_app_type] => 1 [patent_app_number] => 8/845822 [patent_app_country] => US [patent_app_date] => 1997-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3877 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/898/05898727.pdf [firstpage_image] =>[orig_patent_app_number] => 845822 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/845822
High-temperature high-pressure gas processing apparatus Apr 27, 1997 Issued
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