
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 number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 4340475
[patent_doc_number] => 06330270
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-12-11
[patent_title] => 'Method for weighing electrodes in electric smelting furnaces'
[patent_app_type] => 1
[patent_app_number] => 9/646731
[patent_app_country] => US
[patent_app_date] => 2000-09-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 5
[patent_no_of_words] => 2142
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/330/06330270.pdf
[firstpage_image] =>[orig_patent_app_number] => 646731
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/646731 | Method for weighing electrodes in electric smelting furnaces | Sep 18, 2000 | Issued |
Array
(
[id] => 4319442
[patent_doc_number] => 06327296
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-12-04
[patent_title] => 'Cooled roof for electric arc furnaces and ladle furnaces'
[patent_app_type] => 1
[patent_app_number] => 9/601574
[patent_app_country] => US
[patent_app_date] => 2000-09-08
[patent_effective_date] => 0000-00-00
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[pdf_file] => patents/06/327/06327296.pdf
[firstpage_image] =>[orig_patent_app_number] => 601574
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/601574 | Cooled roof for electric arc furnaces and ladle furnaces | Sep 7, 2000 | Issued |
Array
(
[id] => 656363
[patent_doc_number] => 07109842
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2006-09-19
[patent_title] => 'Robust fluid flow and property microsensor made of optimal material'
[patent_app_type] => utility
[patent_app_number] => 09/656694
[patent_app_country] => US
[patent_app_date] => 2000-09-07
[patent_effective_date] => 0000-00-00
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[pdf_file] => patents/07/109/07109842.pdf
[firstpage_image] =>[orig_patent_app_number] => 09656694
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/656694 | Robust fluid flow and property microsensor made of optimal material | Sep 6, 2000 | Issued |
Array
(
[id] => 4420582
[patent_doc_number] => 06301285
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-10-09
[patent_title] => 'Arc furnace fume collection method'
[patent_app_type] => 1
[patent_app_number] => 9/654630
[patent_app_country] => US
[patent_app_date] => 2000-09-05
[patent_effective_date] => 0000-00-00
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[pdf_file] => patents/06/301/06301285.pdf
[firstpage_image] =>[orig_patent_app_number] => 654630
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/654630 | Arc furnace fume collection method | Sep 4, 2000 | Issued |
Array
(
[id] => 4296483
[patent_doc_number] => 06236028
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-05-22
[patent_title] => 'Gas sensor with ceramic heater'
[patent_app_type] => 1
[patent_app_number] => 9/651316
[patent_app_country] => US
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[firstpage_image] =>[orig_patent_app_number] => 651316
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/651316 | Gas sensor with ceramic heater | Aug 30, 2000 | Issued |
Array
(
[id] => 4395058
[patent_doc_number] => 06295309
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-09-25
[patent_title] => 'Vacuum arc remelting apparatus and process'
[patent_app_type] => 1
[patent_app_number] => 9/651962
[patent_app_country] => US
[patent_app_date] => 2000-08-31
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[firstpage_image] =>[orig_patent_app_number] => 651962
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/651962 | Vacuum arc remelting apparatus and process | Aug 30, 2000 | Issued |
Array
(
[id] => 1552533
[patent_doc_number] => 06347110
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2002-02-12
[patent_title] => 'Charging device for low blast furnaces'
[patent_app_type] => B1
[patent_app_number] => 09/622274
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[pdf_file] => patents/06/347/06347110.pdf
[firstpage_image] =>[orig_patent_app_number] => 09622274
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/622274 | Charging device for low blast furnaces | Aug 29, 2000 | Issued |
Array
(
[id] => 4284629
[patent_doc_number] => 06307874
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-10-23
[patent_title] => 'Expansion loops for heating elements in vacuum furnaces'
[patent_app_type] => 1
[patent_app_number] => 9/648249
[patent_app_country] => US
[patent_app_date] => 2000-08-25
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[pdf_file] => patents/06/307/06307874.pdf
[firstpage_image] =>[orig_patent_app_number] => 648249
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/648249 | Expansion loops for heating elements in vacuum furnaces | Aug 24, 2000 | Issued |
Array
(
[id] => 1523588
[patent_doc_number] => 06414982
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2002-07-02
[patent_title] => 'Device for melting and/or refining inorganic compounds'
[patent_app_type] => B1
[patent_app_number] => 09/641992
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Array
(
[id] => 4387251
[patent_doc_number] => 06278099
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-08-21
[patent_title] => 'Cooling structure for ventilation-hooded microwave ovens'
[patent_app_type] => 1
[patent_app_number] => 9/633787
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[pdf_file] => patents/06/278/06278099.pdf
[firstpage_image] =>[orig_patent_app_number] => 633787
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/633787 | Cooling structure for ventilation-hooded microwave ovens | Aug 6, 2000 | Issued |
Array
(
[id] => 4274343
[patent_doc_number] => 06307193
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-10-23
[patent_title] => 'Cooking vessel with adjustable ventilation system'
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[firstpage_image] =>[orig_patent_app_number] => 631111
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Array
(
[id] => 1570690
[patent_doc_number] => 06377603
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[patent_kind] => B1
[patent_issue_date] => 2002-04-23
[patent_title] => 'System for the assembly of a self-baking composite electrode for electric arc furnaces'
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Array
(
[id] => 1570688
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[patent_issue_date] => 2002-04-23
[patent_title] => 'Method and device to feed premixed gas to tuyeres of electric arc furnaces'
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[patent_app_number] => 09/600896
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Array
(
[id] => 4394884
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Array
(
[id] => 4386634
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[patent_title] => 'Reticulate heater'
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Array
(
[id] => 1483280
[patent_doc_number] => 06452957
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[patent_kind] => B1
[patent_issue_date] => 2002-09-17
[patent_title] => 'Sintered shaped body reinforced with platelets'
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[pdf_file] => patents/06/452/06452957.pdf
[firstpage_image] =>[orig_patent_app_number] => 09509839
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/509839 | Sintered shaped body reinforced with platelets | Jul 5, 2000 | Issued |
Array
(
[id] => 1486558
[patent_doc_number] => 06365882
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[patent_issue_date] => 2002-04-02
[patent_title] => 'Thin heating element made from low resistance material'
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Array
(
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[patent_doc_number] => 06240120
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[patent_issue_date] => 2001-05-29
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Array
(
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[patent_title] => 'Resin windows having electrically conductive terminals'
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[firstpage_image] =>[orig_patent_app_number] => 09592492
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/592492 | Resin windows having electrically conductive terminals | Jun 11, 2000 | Issued |