
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 number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 4027409
[patent_doc_number] => 05963579
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1999-10-05
[patent_title] => 'Method of heating a molten metal in a continuous casting tundish using a plasma torch, and tundish for its implementation'
[patent_app_type] => 1
[patent_app_number] => 9/132515
[patent_app_country] => US
[patent_app_date] => 1998-08-11
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 6
[patent_no_of_words] => 3406
[patent_no_of_claims] => 5
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 94
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/963/05963579.pdf
[firstpage_image] =>[orig_patent_app_number] => 132515
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/132515 | Method of heating a molten metal in a continuous casting tundish using a plasma torch, and tundish for its implementation | Aug 10, 1998 | Issued |
Array
(
[id] => 4156682
[patent_doc_number] => 06031861
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2000-02-29
[patent_title] => 'Electrode and cooling element for a metallurgical vessel'
[patent_app_type] => 1
[patent_app_number] => 9/117967
[patent_app_country] => US
[patent_app_date] => 1998-08-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 4
[patent_no_of_words] => 4840
[patent_no_of_claims] => 31
[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/06/031/06031861.pdf
[firstpage_image] =>[orig_patent_app_number] => 117967
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/117967 | Electrode and cooling element for a metallurgical vessel | Aug 6, 1998 | Issued |
Array
(
[id] => 4100935
[patent_doc_number] => 06097019
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2000-08-01
[patent_title] => 'Radiation control system'
[patent_app_type] => 1
[patent_app_number] => 9/129708
[patent_app_country] => US
[patent_app_date] => 1998-08-05
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 15
[patent_figures_cnt] => 18
[patent_no_of_words] => 17631
[patent_no_of_claims] => 19
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 298
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/097/06097019.pdf
[firstpage_image] =>[orig_patent_app_number] => 129708
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/129708 | Radiation control system | Aug 4, 1998 | Issued |
Array
(
[id] => 4188683
[patent_doc_number] => 06150645
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2000-11-21
[patent_title] => 'Radiation control system'
[patent_app_type] => 1
[patent_app_number] => 9/129505
[patent_app_country] => US
[patent_app_date] => 1998-08-05
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 15
[patent_figures_cnt] => 17
[patent_no_of_words] => 17630
[patent_no_of_claims] => 31
[patent_no_of_ind_claims] => 10
[patent_words_short_claim] => 168
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/150/06150645.pdf
[firstpage_image] =>[orig_patent_app_number] => 129505
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/129505 | Radiation control system | Aug 4, 1998 | Issued |
Array
(
[id] => 4013882
[patent_doc_number] => 05987052
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1999-11-16
[patent_title] => 'Method to control the power supply for electric arc furnaces'
[patent_app_type] => 1
[patent_app_number] => 9/124838
[patent_app_country] => US
[patent_app_date] => 1998-07-30
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 4
[patent_no_of_words] => 2646
[patent_no_of_claims] => 9
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 97
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/987/05987052.pdf
[firstpage_image] =>[orig_patent_app_number] => 124838
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/124838 | Method to control the power supply for electric arc furnaces | Jul 29, 1998 | Issued |
Array
(
[id] => 4086086
[patent_doc_number] => 06054695
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2000-04-25
[patent_title] => 'Apparatus for condensing gases within a microwave radiation field'
[patent_app_type] => 1
[patent_app_number] => 9/124827
[patent_app_country] => US
[patent_app_date] => 1998-07-30
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 3
[patent_no_of_words] => 3237
[patent_no_of_claims] => 17
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 94
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/054/06054695.pdf
[firstpage_image] =>[orig_patent_app_number] => 124827
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/124827 | Apparatus for condensing gases within a microwave radiation field | Jul 29, 1998 | Issued |
| 09/122150 | MATCH HEAD CERAMIC IGNITER AND METHOD OF USING SAME | Jul 23, 1998 | Issued |
| 09/119886 | INSTANTANEOUS FLUID HEATING DEVICE PROCESS | Jul 20, 1998 | Abandoned |
Array
(
[id] => 3952661
[patent_doc_number] => 05977517
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1999-11-02
[patent_title] => 'Electrically heated vest'
[patent_app_type] => 1
[patent_app_number] => 9/112948
[patent_app_country] => US
[patent_app_date] => 1998-07-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 4
[patent_no_of_words] => 2341
[patent_no_of_claims] => 13
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 148
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/977/05977517.pdf
[firstpage_image] =>[orig_patent_app_number] => 112948
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/112948 | Electrically heated vest | Jul 8, 1998 | Issued |
Array
(
[id] => 4210456
[patent_doc_number] => 06014403
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2000-01-11
[patent_title] => 'Induction furnaces for the synthesis of glasses'
[patent_app_type] => 1
[patent_app_number] => 9/108626
[patent_app_country] => US
[patent_app_date] => 1998-07-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 4
[patent_no_of_words] => 1233
[patent_no_of_claims] => 5
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 154
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/014/06014403.pdf
[firstpage_image] =>[orig_patent_app_number] => 108626
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/108626 | Induction furnaces for the synthesis of glasses | Jun 30, 1998 | Issued |
Array
(
[id] => 3940355
[patent_doc_number] => 05946448
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1999-08-31
[patent_title] => 'Methods of assembling immersion heaters with heating elements in the form of printed circuit tracks'
[patent_app_type] => 1
[patent_app_number] => 9/106365
[patent_app_country] => US
[patent_app_date] => 1998-06-29
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 9
[patent_no_of_words] => 4655
[patent_no_of_claims] => 21
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[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/946/05946448.pdf
[firstpage_image] =>[orig_patent_app_number] => 106365
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/106365 | Methods of assembling immersion heaters with heating elements in the form of printed circuit tracks | Jun 28, 1998 | Issued |
Array
(
[id] => 4210442
[patent_doc_number] => 06014402
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2000-01-11
[patent_title] => 'Electric resistance melting furnace'
[patent_app_type] => 1
[patent_app_number] => 9/100039
[patent_app_country] => US
[patent_app_date] => 1998-06-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 2
[patent_no_of_words] => 2647
[patent_no_of_claims] => 9
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[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/014/06014402.pdf
[firstpage_image] =>[orig_patent_app_number] => 100039
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/100039 | Electric resistance melting furnace | Jun 18, 1998 | Issued |
Array
(
[id] => 4193042
[patent_doc_number] => 06038247
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2000-03-14
[patent_title] => 'Graphitizing electric furnace'
[patent_app_type] => 1
[patent_app_number] => 9/089354
[patent_app_country] => US
[patent_app_date] => 1998-06-03
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 3478
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/038/06038247.pdf
[firstpage_image] =>[orig_patent_app_number] => 089354
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/089354 | Graphitizing electric furnace | Jun 2, 1998 | Issued |
Array
(
[id] => 4203021
[patent_doc_number] => 06013906
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2000-01-11
[patent_title] => 'Operating condition setting type microwave oven'
[patent_app_type] => 1
[patent_app_number] => 9/079201
[patent_app_country] => US
[patent_app_date] => 1998-05-15
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 3323
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/013/06013906.pdf
[firstpage_image] =>[orig_patent_app_number] => 079201
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/079201 | Operating condition setting type microwave oven | May 14, 1998 | Issued |
Array
(
[id] => 4193013
[patent_doc_number] => 06038245
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2000-03-14
[patent_title] => 'Process for melting a charge in an electrical arc furnace'
[patent_app_type] => 1
[patent_app_number] => 9/068450
[patent_app_country] => US
[patent_app_date] => 1998-05-08
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
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[pdf_file] => patents/06/038/06038245.pdf
[firstpage_image] =>[orig_patent_app_number] => 068450
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/068450 | Process for melting a charge in an electrical arc furnace | May 7, 1998 | Issued |
Array
(
[id] => 4413601
[patent_doc_number] => 06229126
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-05-08
[patent_title] => 'Induction heating system with a flexible coil'
[patent_app_type] => 1
[patent_app_number] => 9/072887
[patent_app_country] => US
[patent_app_date] => 1998-05-05
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
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[patent_no_of_words] => 4114
[patent_no_of_claims] => 26
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[patent_maintenance] => 1
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/229/06229126.pdf
[firstpage_image] =>[orig_patent_app_number] => 072887
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/072887 | Induction heating system with a flexible coil | May 4, 1998 | Issued |
Array
(
[id] => 3954914
[patent_doc_number] => 05974076
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1999-10-26
[patent_title] => 'Apparatus for activation of carbonaceous char or reactivation of spent carbon by electrical resistance heating'
[patent_app_type] => 1
[patent_app_number] => 9/072071
[patent_app_country] => US
[patent_app_date] => 1998-05-04
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/974/05974076.pdf
[firstpage_image] =>[orig_patent_app_number] => 072071
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/072071 | Apparatus for activation of carbonaceous char or reactivation of spent carbon by electrical resistance heating | May 3, 1998 | Issued |
Array
(
[id] => 3951977
[patent_doc_number] => 05998771
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1999-12-07
[patent_title] => 'Heat dispensing ball caddy'
[patent_app_type] => 1
[patent_app_number] => 9/072516
[patent_app_country] => US
[patent_app_date] => 1998-05-04
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
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[patent_no_of_words] => 3323
[patent_no_of_claims] => 17
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/998/05998771.pdf
[firstpage_image] =>[orig_patent_app_number] => 072516
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/072516 | Heat dispensing ball caddy | May 3, 1998 | Issued |
Array
(
[id] => 3952033
[patent_doc_number] => 05998775
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1999-12-07
[patent_title] => 'Microwave oven having a cooking chamber reflecting microwaves at varying angles'
[patent_app_type] => 1
[patent_app_number] => 9/066549
[patent_app_country] => US
[patent_app_date] => 1998-04-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
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[patent_no_of_words] => 4085
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/998/05998775.pdf
[firstpage_image] =>[orig_patent_app_number] => 066549
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/066549 | Microwave oven having a cooking chamber reflecting microwaves at varying angles | Apr 26, 1998 | Issued |
Array
(
[id] => 4028575
[patent_doc_number] => 05942144
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1999-08-24
[patent_title] => 'Door for microwave oven'
[patent_app_type] => 1
[patent_app_number] => 9/066716
[patent_app_country] => US
[patent_app_date] => 1998-04-27
[patent_effective_date] => 0000-00-00
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/942/05942144.pdf
[firstpage_image] =>[orig_patent_app_number] => 066716
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/066716 | Door for microwave oven | Apr 26, 1998 | Issued |