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] => 6499698 [patent_doc_number] => 20020190841 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-12-19 [patent_title] => 'Electric resistance element and raw material for the same and method for preparing the same' [patent_app_type] => new [patent_app_number] => 10/148878 [patent_app_country] => US [patent_app_date] => 2002-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4372 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 35 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0190/20020190841.pdf [firstpage_image] =>[orig_patent_app_number] => 10148878 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/148878
Electric resistance element and raw material for the same and method for preparing the same Jun 11, 2002 Abandoned
Array ( [id] => 1392105 [patent_doc_number] => 06563855 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-05-13 [patent_title] => 'Water jacket of arc furnace' [patent_app_type] => B1 [patent_app_number] => 10/148594 [patent_app_country] => US [patent_app_date] => 2002-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 4803 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/563/06563855.pdf [firstpage_image] =>[orig_patent_app_number] => 10148594 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/148594
Water jacket of arc furnace Jun 2, 2002 Issued
Array ( [id] => 1040843 [patent_doc_number] => 06870142 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-03-22 [patent_title] => 'Power supply control system for heater used in gas sensor' [patent_app_type] => utility [patent_app_number] => 10/157866 [patent_app_country] => US [patent_app_date] => 2002-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 22 [patent_no_of_words] => 13197 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/870/06870142.pdf [firstpage_image] =>[orig_patent_app_number] => 10157866 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/157866
Power supply control system for heater used in gas sensor May 30, 2002 Issued
Array ( [id] => 1171406 [patent_doc_number] => 06753495 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-06-22 [patent_title] => 'Apparatus and methods for control of a material processing device' [patent_app_type] => B2 [patent_app_number] => 10/158051 [patent_app_country] => US [patent_app_date] => 2002-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 36 [patent_no_of_words] => 4345 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/753/06753495.pdf [firstpage_image] =>[orig_patent_app_number] => 10158051 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/158051
Apparatus and methods for control of a material processing device May 30, 2002 Issued
Array ( [id] => 608184 [patent_doc_number] => 07154932 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-12-26 [patent_title] => 'Refining and casting apparatus' [patent_app_type] => utility [patent_app_number] => 10/158382 [patent_app_country] => US [patent_app_date] => 2002-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 9151 [patent_no_of_claims] => 6 [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/07/154/07154932.pdf [firstpage_image] =>[orig_patent_app_number] => 10158382 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/158382
Refining and casting apparatus May 29, 2002 Issued
Array ( [id] => 6699785 [patent_doc_number] => 20030222665 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-12-04 [patent_title] => 'Voltage probe systems having improved bandwidth capability' [patent_app_type] => new [patent_app_number] => 10/156896 [patent_app_country] => US [patent_app_date] => 2002-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 5307 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0222/20030222665.pdf [firstpage_image] =>[orig_patent_app_number] => 10156896 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/156896
Voltage probe systems having improved bandwidth capability May 28, 2002 Issued
Array ( [id] => 6699785 [patent_doc_number] => 20030222665 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-12-04 [patent_title] => 'Voltage probe systems having improved bandwidth capability' [patent_app_type] => new [patent_app_number] => 10/156896 [patent_app_country] => US [patent_app_date] => 2002-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 5307 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0222/20030222665.pdf [firstpage_image] =>[orig_patent_app_number] => 10156896 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/156896
Voltage probe systems having improved bandwidth capability May 28, 2002 Issued
Array ( [id] => 7022574 [patent_doc_number] => 20050016968 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-01-27 [patent_title] => 'Plasma torch' [patent_app_type] => utility [patent_app_number] => 10/478959 [patent_app_country] => US [patent_app_date] => 2002-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2603 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0016/20050016968.pdf [firstpage_image] =>[orig_patent_app_number] => 10478959 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/478959
Plasma torch May 28, 2002 Issued
Array ( [id] => 1197583 [patent_doc_number] => 06727456 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-04-27 [patent_title] => 'Deposited film forming method and deposited film forming apparatus' [patent_app_type] => B2 [patent_app_number] => 10/153721 [patent_app_country] => US [patent_app_date] => 2002-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 11 [patent_no_of_words] => 5489 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 21 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/727/06727456.pdf [firstpage_image] =>[orig_patent_app_number] => 10153721 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/153721
Deposited film forming method and deposited film forming apparatus May 23, 2002 Issued
Array ( [id] => 7339935 [patent_doc_number] => 20040246094 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-12-09 [patent_title] => 'Foil-type switching element' [patent_app_type] => new [patent_app_number] => 10/478214 [patent_app_country] => US [patent_app_date] => 2004-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3463 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0246/20040246094.pdf [firstpage_image] =>[orig_patent_app_number] => 10478214 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/478214
Foil-type switching element May 23, 2002 Issued
Array ( [id] => 1234899 [patent_doc_number] => 06693950 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-02-17 [patent_title] => 'Furnace with bottom induction coil' [patent_app_type] => B2 [patent_app_number] => 10/153049 [patent_app_country] => US [patent_app_date] => 2002-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 11 [patent_no_of_words] => 3499 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/693/06693950.pdf [firstpage_image] =>[orig_patent_app_number] => 10153049 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/153049
Furnace with bottom induction coil May 20, 2002 Issued
Array ( [id] => 7344336 [patent_doc_number] => 20040046624 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-03-11 [patent_title] => 'Magneto-resistive layer arrangement and gradiometer with said layer arrangement' [patent_app_type] => new [patent_app_number] => 10/344314 [patent_app_country] => US [patent_app_date] => 2003-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3454 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 18 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0046/20040046624.pdf [firstpage_image] =>[orig_patent_app_number] => 10344314 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/344314
Magneto-resistive layer arrangement and gradiometer with said layer arrangement May 15, 2002 Issued
Array ( [id] => 6633258 [patent_doc_number] => 20030006226 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-01-09 [patent_title] => 'Snow melting apparatus and heating wire for melting snow' [patent_app_type] => new [patent_app_number] => 10/145094 [patent_app_country] => US [patent_app_date] => 2002-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3676 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 40 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0006/20030006226.pdf [firstpage_image] =>[orig_patent_app_number] => 10145094 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/145094
Snow melting apparatus and heating wire for melting snow May 14, 2002 Abandoned
Array ( [id] => 6607746 [patent_doc_number] => 20030209526 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-11-13 [patent_title] => 'Method and apparatus for heating a semiconductor wafer plasma reactor vacuum chamber' [patent_app_type] => new [patent_app_number] => 10/141025 [patent_app_country] => US [patent_app_date] => 2002-05-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2466 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0209/20030209526.pdf [firstpage_image] =>[orig_patent_app_number] => 10141025 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/141025
Method and apparatus for heating a semiconductor wafer plasma reactor vacuum chamber May 6, 2002 Issued
Array ( [id] => 1283686 [patent_doc_number] => 06642472 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-11-04 [patent_title] => 'Plasma thermal processing system having carbon sensing and control' [patent_app_type] => B1 [patent_app_number] => 10/138758 [patent_app_country] => US [patent_app_date] => 2002-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1507 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/642/06642472.pdf [firstpage_image] =>[orig_patent_app_number] => 10138758 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/138758
Plasma thermal processing system having carbon sensing and control May 2, 2002 Issued
Array ( [id] => 1239109 [patent_doc_number] => 06690710 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-02-10 [patent_title] => 'High efficiency induction heating and melting systems' [patent_app_type] => B2 [patent_app_number] => 10/135271 [patent_app_country] => US [patent_app_date] => 2002-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 14 [patent_no_of_words] => 3762 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/690/06690710.pdf [firstpage_image] =>[orig_patent_app_number] => 10135271 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/135271
High efficiency induction heating and melting systems Apr 28, 2002 Issued
Array ( [id] => 968761 [patent_doc_number] => 06940036 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-09-06 [patent_title] => 'Laser-plasma hybrid welding method' [patent_app_type] => utility [patent_app_number] => 10/484729 [patent_app_country] => US [patent_app_date] => 2002-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2502 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/940/06940036.pdf [firstpage_image] =>[orig_patent_app_number] => 10484729 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/484729
Laser-plasma hybrid welding method Apr 24, 2002 Issued
Array ( [id] => 7409852 [patent_doc_number] => 20040206748 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-10-21 [patent_title] => 'Controller for at least one heatable hair cutting tool and method for the operation thereof' [patent_app_type] => new [patent_app_number] => 10/476557 [patent_app_country] => US [patent_app_date] => 2004-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4390 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0206/20040206748.pdf [firstpage_image] =>[orig_patent_app_number] => 10476557 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/476557
Control device for hairdresser cutting tool Apr 23, 2002 Issued
Array ( [id] => 1272401 [patent_doc_number] => 06653598 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-11-25 [patent_title] => 'Methods and systems for removing ice from surfaces' [patent_app_type] => B2 [patent_app_number] => 09/914817 [patent_app_country] => US [patent_app_date] => 2002-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 25 [patent_no_of_words] => 7532 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/653/06653598.pdf [firstpage_image] =>[orig_patent_app_number] => 09914817 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/914817
Methods and systems for removing ice from surfaces Apr 22, 2002 Issued
Array ( [id] => 6381302 [patent_doc_number] => 20020179576 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-12-05 [patent_title] => 'Glass substrate and leveling thereof' [patent_app_type] => new [patent_app_number] => 10/125519 [patent_app_country] => US [patent_app_date] => 2002-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2099 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 15 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0179/20020179576.pdf [firstpage_image] =>[orig_patent_app_number] => 10125519 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/125519
Glass substrate and leveling thereof Apr 18, 2002 Issued
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