Search

Tu Ba Hoang

Supervisory Patent Examiner (ID: 6919, Phone: (571)272-4780 , Office: P/3742 )

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

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 6316102 [patent_doc_number] => 20020195442 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-12-26 [patent_title] => 'Thermo-sensitive heater and heater driving circuit' [patent_app_type] => new [patent_app_number] => 10/034177 [patent_app_country] => US [patent_app_date] => 2001-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 6311 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0195/20020195442.pdf [firstpage_image] =>[orig_patent_app_number] => 10034177 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/034177
Thermo-sensitive heater and heater driving circuit Dec 27, 2001 Issued
Array ( [id] => 5781355 [patent_doc_number] => 20020157541 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-10-31 [patent_title] => 'Temperature probe controller circuit' [patent_app_type] => new [patent_app_number] => 10/032340 [patent_app_country] => US [patent_app_date] => 2001-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2650 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 20 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0157/20020157541.pdf [firstpage_image] =>[orig_patent_app_number] => 10032340 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/032340
Temperature probe controller circuit Dec 20, 2001 Abandoned
Array ( [id] => 6987471 [patent_doc_number] => 20050087024 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-04-28 [patent_title] => 'Micromechanical flow sensor with tensile coating' [patent_app_type] => utility [patent_app_number] => 10/466026 [patent_app_country] => US [patent_app_date] => 2001-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2322 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0087/20050087024.pdf [firstpage_image] =>[orig_patent_app_number] => 10466026 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/466026
Micromechanical flow sensor with tensile coating Dec 19, 2001 Issued
Array ( [id] => 6691864 [patent_doc_number] => 20030039296 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-02-27 [patent_title] => 'AC arc furnace with auxiliary electromagnetic coil system for control of arc deflection' [patent_app_type] => new [patent_app_number] => 10/026218 [patent_app_country] => US [patent_app_date] => 2001-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 3447 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0039/20030039296.pdf [firstpage_image] =>[orig_patent_app_number] => 10026218 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/026218
AC arc furnace with auxiliary electromagnetic coil system for control of arc deflection Dec 19, 2001 Abandoned
Array ( [id] => 5966592 [patent_doc_number] => 20020090018 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-07-11 [patent_title] => 'Multi-positional aluminum melting furnace and method for operating same' [patent_app_type] => new [patent_app_number] => 10/028755 [patent_app_country] => US [patent_app_date] => 2001-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2252 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 36 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0090/20020090018.pdf [firstpage_image] =>[orig_patent_app_number] => 10028755 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/028755
Multi-positional aluminum melting furnace and method for operating same Dec 19, 2001 Abandoned
Array ( [id] => 1359786 [patent_doc_number] => 06580744 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-06-17 [patent_title] => 'Feed device for a shaft furnace' [patent_app_type] => B1 [patent_app_number] => 10/018925 [patent_app_country] => US [patent_app_date] => 2001-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 3982 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/580/06580744.pdf [firstpage_image] =>[orig_patent_app_number] => 10018925 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/018925
Feed device for a shaft furnace Dec 18, 2001 Issued
Array ( [id] => 6666474 [patent_doc_number] => 20030111457 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-06-19 [patent_title] => 'Universal voltage fuser heater lamp' [patent_app_type] => new [patent_app_number] => 10/014451 [patent_app_country] => US [patent_app_date] => 2001-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2316 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0111/20030111457.pdf [firstpage_image] =>[orig_patent_app_number] => 10014451 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/014451
Universal voltage fuser heater lamp Dec 13, 2001 Issued
Array ( [id] => 6694690 [patent_doc_number] => 20030106884 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-06-12 [patent_title] => 'Electrical heating device with low electromagnetic wave effect' [patent_app_type] => new [patent_app_number] => 10/012320 [patent_app_country] => US [patent_app_date] => 2001-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1665 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0106/20030106884.pdf [firstpage_image] =>[orig_patent_app_number] => 10012320 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/012320
Electrical heating device with low electromagnetic wave effect Dec 11, 2001 Abandoned
Array ( [id] => 1401966 [patent_doc_number] => 06541736 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-04-01 [patent_title] => 'Circuit board/printed circuit board having pre-reserved conductive heating circuits' [patent_app_type] => B1 [patent_app_number] => 10/006145 [patent_app_country] => US [patent_app_date] => 2001-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 1929 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/541/06541736.pdf [firstpage_image] =>[orig_patent_app_number] => 10006145 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/006145
Circuit board/printed circuit board having pre-reserved conductive heating circuits Dec 9, 2001 Issued
Array ( [id] => 6694696 [patent_doc_number] => 20030106890 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-06-12 [patent_title] => 'Induction processable ceramic die with durable die liner' [patent_app_type] => new [patent_app_number] => 10/011090 [patent_app_country] => US [patent_app_date] => 2001-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3928 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0106/20030106890.pdf [firstpage_image] =>[orig_patent_app_number] => 10011090 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/011090
Induction processable ceramic die with durable die liner Dec 5, 2001 Issued
Array ( [id] => 1315981 [patent_doc_number] => 06618426 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-09-09 [patent_title] => 'Electromagnetic stirring of a melting metal' [patent_app_type] => B1 [patent_app_number] => 09/913899 [patent_app_country] => US [patent_app_date] => 2001-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 3529 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/618/06618426.pdf [firstpage_image] =>[orig_patent_app_number] => 09913899 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/913899
Electromagnetic stirring of a melting metal Dec 2, 2001 Issued
Array ( [id] => 6765070 [patent_doc_number] => 20030099468 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-05-29 [patent_title] => 'Extendable heater' [patent_app_type] => new [patent_app_number] => 09/996351 [patent_app_country] => US [patent_app_date] => 2001-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5754 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 50 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0099/20030099468.pdf [firstpage_image] =>[orig_patent_app_number] => 09996351 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/996351
Extendable heater Nov 27, 2001 Issued
Array ( [id] => 6412845 [patent_doc_number] => 20020125242 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-09-12 [patent_title] => 'Hot-water supply system' [patent_app_type] => new [patent_app_number] => 09/996447 [patent_app_country] => US [patent_app_date] => 2001-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 7542 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 220 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0125/20020125242.pdf [firstpage_image] =>[orig_patent_app_number] => 09996447 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/996447
Hot-water supply system Nov 27, 2001 Issued
Array ( [id] => 1517952 [patent_doc_number] => 06421366 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-07-16 [patent_title] => 'Method and device for supplying an electric arc melting furnace with current' [patent_app_type] => B1 [patent_app_number] => 09/959072 [patent_app_country] => US [patent_app_date] => 2001-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1609 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/421/06421366.pdf [firstpage_image] =>[orig_patent_app_number] => 09959072 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/959072
Method and device for supplying an electric arc melting furnace with current Nov 20, 2001 Issued
Array ( [id] => 6424840 [patent_doc_number] => 20020126729 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-09-12 [patent_title] => 'High temperature vacuum furnace' [patent_app_type] => new [patent_app_number] => 09/988927 [patent_app_country] => US [patent_app_date] => 2001-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 3806 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 20 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0126/20020126729.pdf [firstpage_image] =>[orig_patent_app_number] => 09988927 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/988927
Vacuum heat treating furnace Nov 18, 2001 Issued
Array ( [id] => 5964081 [patent_doc_number] => 20020088788 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-07-11 [patent_title] => 'Thermal warming garments for user temperature management' [patent_app_type] => new [patent_app_number] => 10/008341 [patent_app_country] => US [patent_app_date] => 2001-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 4204 [patent_no_of_claims] => 43 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0088/20020088788.pdf [firstpage_image] =>[orig_patent_app_number] => 10008341 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/008341
Thermal warming garments for user temperature management Nov 12, 2001 Abandoned
Array ( [id] => 1335473 [patent_doc_number] => 06600769 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-07-29 [patent_title] => 'Device and method for manufacturing a preform' [patent_app_type] => B2 [patent_app_number] => 09/986903 [patent_app_country] => US [patent_app_date] => 2001-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1884 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 274 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/600/06600769.pdf [firstpage_image] =>[orig_patent_app_number] => 09986903 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/986903
Device and method for manufacturing a preform Nov 12, 2001 Issued
Array ( [id] => 6606745 [patent_doc_number] => 20020064204 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-05-30 [patent_title] => 'Electric furnace for the production of metal oxides' [patent_app_type] => new [patent_app_number] => 10/054072 [patent_app_country] => US [patent_app_date] => 2001-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 1674 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0064/20020064204.pdf [firstpage_image] =>[orig_patent_app_number] => 10054072 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/054072
Electric furnace for the production of metal oxides Nov 12, 2001 Issued
Array ( [id] => 963903 [patent_doc_number] => 06949716 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-09-27 [patent_title] => 'Process for treating with an atmospheric plasma electrically conductive materials and a device therefor' [patent_app_type] => utility [patent_app_number] => 10/399414 [patent_app_country] => US [patent_app_date] => 2001-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 30 [patent_no_of_words] => 8437 [patent_no_of_claims] => 53 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/949/06949716.pdf [firstpage_image] =>[orig_patent_app_number] => 10399414 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/399414
Process for treating with an atmospheric plasma electrically conductive materials and a device therefor Nov 11, 2001 Issued
Array ( [id] => 1061494 [patent_doc_number] => 06853672 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-02-08 [patent_title] => 'Method for producing metal blocks or bars by melting off electrodes and device for carrying out this method' [patent_app_type] => utility [patent_app_number] => 10/416174 [patent_app_country] => US [patent_app_date] => 2001-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 4243 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/853/06853672.pdf [firstpage_image] =>[orig_patent_app_number] => 10416174 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/416174
Method for producing metal blocks or bars by melting off electrodes and device for carrying out this method Nov 8, 2001 Issued
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