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] => 1266166 [patent_doc_number] => 06660976 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-12-09 [patent_title] => 'Device for controlling the service loads of an electric household appliance, in particular a refrigerator' [patent_app_type] => B1 [patent_app_number] => 09/856354 [patent_app_country] => US [patent_app_date] => 2001-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2082 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/660/06660976.pdf [firstpage_image] =>[orig_patent_app_number] => 09856354 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/856354
Device for controlling the service loads of an electric household appliance, in particular a refrigerator Aug 26, 2001 Issued
Array ( [id] => 1193614 [patent_doc_number] => 06730886 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-05-04 [patent_title] => 'Power control method and apparatus for minimizing heating time instant heating roller' [patent_app_type] => B2 [patent_app_number] => 09/933903 [patent_app_country] => US [patent_app_date] => 2001-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 17 [patent_no_of_words] => 8133 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 178 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/730/06730886.pdf [firstpage_image] =>[orig_patent_app_number] => 09933903 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/933903
Power control method and apparatus for minimizing heating time instant heating roller Aug 21, 2001 Issued
Array ( [id] => 1359772 [patent_doc_number] => 06580743 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-06-17 [patent_title] => 'Stave cooler' [patent_app_type] => B1 [patent_app_number] => 09/914105 [patent_app_country] => US [patent_app_date] => 2001-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 17 [patent_no_of_words] => 7249 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/580/06580743.pdf [firstpage_image] =>[orig_patent_app_number] => 09914105 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/914105
Stave cooler Aug 21, 2001 Issued
Array ( [id] => 7146814 [patent_doc_number] => 20040170210 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-09-02 [patent_title] => 'Plasma pyrolysis, gasification and vitrification of organic material' [patent_app_type] => new [patent_app_number] => 10/482573 [patent_app_country] => US [patent_app_date] => 2003-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 7605 [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] => publication [pdf_file] => publications/A1/0170/20040170210.pdf [firstpage_image] =>[orig_patent_app_number] => 10482573 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/482573
Plasma pyrolysis, gasification and vitrification of organic material Aug 21, 2001 Issued
Array ( [id] => 1597568 [patent_doc_number] => 06492628 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2002-12-10 [patent_title] => 'Heater supporting structure and heating furnace for bending a glass sheet' [patent_app_type] => B2 [patent_app_number] => 09/930192 [patent_app_country] => US [patent_app_date] => 2001-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2909 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/492/06492628.pdf [firstpage_image] =>[orig_patent_app_number] => 09930192 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/930192
Heater supporting structure and heating furnace for bending a glass sheet Aug 15, 2001 Issued
Array ( [id] => 1430263 [patent_doc_number] => 06516019 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-02-04 [patent_title] => 'Oxidation prevention method of metal in a melting vessel and apparatus' [patent_app_type] => B2 [patent_app_number] => 09/924851 [patent_app_country] => US [patent_app_date] => 2001-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1849 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/516/06516019.pdf [firstpage_image] =>[orig_patent_app_number] => 09924851 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/924851
Oxidation prevention method of metal in a melting vessel and apparatus Aug 7, 2001 Issued
Array ( [id] => 7367034 [patent_doc_number] => 20040026412 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-02-12 [patent_title] => 'Method and device for plasma treatment of moving metal substrates' [patent_app_type] => new [patent_app_number] => 10/343764 [patent_app_country] => US [patent_app_date] => 2003-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 8185 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 19 [patent_words_short_claim] => 33 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0026/20040026412.pdf [firstpage_image] =>[orig_patent_app_number] => 10343764 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/343764
Method and device for plasma treatment of moving metal substrates Aug 5, 2001 Issued
Array ( [id] => 1309314 [patent_doc_number] => 06617555 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-09-09 [patent_title] => 'Imaging stabilization apparatus and method for high-performance optical systems' [patent_app_type] => B1 [patent_app_number] => 09/923734 [patent_app_country] => US [patent_app_date] => 2001-08-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 3072 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/617/06617555.pdf [firstpage_image] =>[orig_patent_app_number] => 09923734 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/923734
Imaging stabilization apparatus and method for high-performance optical systems Aug 5, 2001 Issued
Array ( [id] => 1351578 [patent_doc_number] => 06590926 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-07-08 [patent_title] => 'Container made of stainless steel for forming self-baking electrodes for use in low electric reduction furnaces' [patent_app_type] => B2 [patent_app_number] => 09/921431 [patent_app_country] => US [patent_app_date] => 2001-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 2715 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/590/06590926.pdf [firstpage_image] =>[orig_patent_app_number] => 09921431 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/921431
Container made of stainless steel for forming self-baking electrodes for use in low electric reduction furnaces Aug 1, 2001 Issued
Array ( [id] => 1307195 [patent_doc_number] => 06625196 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-09-23 [patent_title] => 'Container made of aluminum and stainless steel for forming self-baking electrodes for use in low electric reduction furnaces' [patent_app_type] => B2 [patent_app_number] => 09/921080 [patent_app_country] => US [patent_app_date] => 2001-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 2561 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/625/06625196.pdf [firstpage_image] =>[orig_patent_app_number] => 09921080 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/921080
Container made of aluminum and stainless steel for forming self-baking electrodes for use in low electric reduction furnaces Aug 1, 2001 Issued
Array ( [id] => 617017 [patent_doc_number] => 07145430 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-12-05 [patent_title] => 'Electrical component and method for making the component' [patent_app_type] => utility [patent_app_number] => 10/363275 [patent_app_country] => US [patent_app_date] => 2001-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2421 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/145/07145430.pdf [firstpage_image] =>[orig_patent_app_number] => 10363275 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/363275
Electrical component and method for making the component Aug 1, 2001 Issued
Array ( [id] => 6742682 [patent_doc_number] => 20030019865 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-01-30 [patent_title] => 'Current control method for an oxygen sensor heater' [patent_app_type] => new [patent_app_number] => 09/915479 [patent_app_country] => US [patent_app_date] => 2001-07-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2539 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0019/20030019865.pdf [firstpage_image] =>[orig_patent_app_number] => 09915479 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/915479
Current control method for an oxygen sensor heater Jul 26, 2001 Issued
Array ( [id] => 6742675 [patent_doc_number] => 20030019858 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-01-30 [patent_title] => 'Ceramic heater with thermal pipe for improving temperature uniformity, efficiency and robustness and manufacturing method' [patent_app_type] => new [patent_app_number] => 09/921369 [patent_app_country] => US [patent_app_date] => 2001-07-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3868 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0019/20030019858.pdf [firstpage_image] =>[orig_patent_app_number] => 09921369 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/921369
Ceramic heater with thermal pipe for improving temperature uniformity, efficiency and robustness and manufacturing method Jul 26, 2001 Abandoned
Array ( [id] => 6742683 [patent_doc_number] => 20030019866 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-01-30 [patent_title] => 'Heating control system which minimizes AC power line voltage fluctuations' [patent_app_type] => new [patent_app_number] => 09/915879 [patent_app_country] => US [patent_app_date] => 2001-07-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2415 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0019/20030019866.pdf [firstpage_image] =>[orig_patent_app_number] => 09915879 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/915879
Heating control system which minimizes AC power line voltage fluctuations Jul 26, 2001 Issued
Array ( [id] => 6478798 [patent_doc_number] => 20020022777 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-02-21 [patent_title] => 'Digital magnetic system for magnetic surgery' [patent_app_type] => new [patent_app_number] => 09/911863 [patent_app_country] => US [patent_app_date] => 2001-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5879 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0022/20020022777.pdf [firstpage_image] =>[orig_patent_app_number] => 09911863 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/911863
Digital magnetic system for magnetic surgery Jul 23, 2001 Issued
Array ( [id] => 6772181 [patent_doc_number] => 20030015519 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-01-23 [patent_title] => 'Power supply for electrically heated subsea pipeline' [patent_app_type] => new [patent_app_number] => 09/910625 [patent_app_country] => US [patent_app_date] => 2001-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1909 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 14 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0015/20030015519.pdf [firstpage_image] =>[orig_patent_app_number] => 09910625 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/910625
Power supply for electrically heated subsea pipeline Jul 19, 2001 Issued
Array ( [id] => 6424832 [patent_doc_number] => 20020126728 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-09-12 [patent_title] => 'Extruded electrode for submerged-arc electric furnace' [patent_app_type] => new [patent_app_number] => 09/908833 [patent_app_country] => US [patent_app_date] => 2001-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 5506 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 27 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0126/20020126728.pdf [firstpage_image] =>[orig_patent_app_number] => 09908833 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/908833
Extruded electrode for submerged-arc electric furnace Jul 19, 2001 Abandoned
Array ( [id] => 1293124 [patent_doc_number] => 06626826 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-09-30 [patent_title] => 'Examination device' [patent_app_type] => B1 [patent_app_number] => 09/807913 [patent_app_country] => US [patent_app_date] => 2001-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 30 [patent_no_of_words] => 4871 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/626/06626826.pdf [firstpage_image] =>[orig_patent_app_number] => 09807913 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/807913
Examination device Jul 19, 2001 Issued
Array ( [id] => 6139987 [patent_doc_number] => 20020001332 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-01-03 [patent_title] => 'Mounting arrangement for auxiliary burner or lance' [patent_app_type] => new [patent_app_number] => 09/902139 [patent_app_country] => US [patent_app_date] => 2001-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 8206 [patent_no_of_claims] => 35 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0001/20020001332.pdf [firstpage_image] =>[orig_patent_app_number] => 09902139 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/902139
Mounting arrangement for auxiliary burner or lance Jul 9, 2001 Issued
Array ( [id] => 1461501 [patent_doc_number] => 06426969 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2002-07-30 [patent_title] => 'Discharge screw for moving hearth' [patent_app_type] => B2 [patent_app_number] => 09/900922 [patent_app_country] => US [patent_app_date] => 2001-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1680 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/426/06426969.pdf [firstpage_image] =>[orig_patent_app_number] => 09900922 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/900922
Discharge screw for moving hearth Jul 9, 2001 Issued
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