
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] => 3916857
[patent_doc_number] => 05898726
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1999-04-27
[patent_title] => 'Preheater for arc furnaces'
[patent_app_type] => 1
[patent_app_number] => 8/930944
[patent_app_country] => US
[patent_app_date] => 1997-10-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 5007
[patent_no_of_claims] => 3
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[patent_words_short_claim] => 247
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/898/05898726.pdf
[firstpage_image] =>[orig_patent_app_number] => 930944
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/930944 | Preheater for arc furnaces | Oct 1, 1997 | Issued |
Array
(
[id] => 4068382
[patent_doc_number] => 05864576
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1999-01-26
[patent_title] => 'Electric furnace'
[patent_app_type] => 1
[patent_app_number] => 8/930289
[patent_app_country] => US
[patent_app_date] => 1997-10-01
[patent_effective_date] => 0000-00-00
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/864/05864576.pdf
[firstpage_image] =>[orig_patent_app_number] => 930289
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/930289 | Electric furnace | Sep 30, 1997 | Issued |
Array
(
[id] => 4006137
[patent_doc_number] => 05892790
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1999-04-06
[patent_title] => 'Cold crucible induction furnace'
[patent_app_type] => 1
[patent_app_number] => 8/939652
[patent_app_country] => US
[patent_app_date] => 1997-09-29
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
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[pdf_file] => patents/05/892/05892790.pdf
[firstpage_image] =>[orig_patent_app_number] => 939652
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/939652 | Cold crucible induction furnace | Sep 28, 1997 | Issued |
Array
(
[id] => 4136214
[patent_doc_number] => 06034352
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2000-03-07
[patent_title] => 'Arrangement of a heating device in a vehicle'
[patent_app_type] => 1
[patent_app_number] => 8/939143
[patent_app_country] => US
[patent_app_date] => 1997-09-29
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
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[pdf_file] => patents/06/034/06034352.pdf
[firstpage_image] =>[orig_patent_app_number] => 939143
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/939143 | Arrangement of a heating device in a vehicle | Sep 28, 1997 | Issued |
Array
(
[id] => 4020817
[patent_doc_number] => 05889809
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1999-03-30
[patent_title] => 'Cooling system for electrodes in D.C. electric arc furnaces'
[patent_app_type] => 1
[patent_app_number] => 8/936624
[patent_app_country] => US
[patent_app_date] => 1997-09-24
[patent_effective_date] => 0000-00-00
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[pdf_file] => patents/05/889/05889809.pdf
[firstpage_image] =>[orig_patent_app_number] => 936624
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/936624 | Cooling system for electrodes in D.C. electric arc furnaces | Sep 23, 1997 | Issued |
Array
(
[id] => 4200392
[patent_doc_number] => 06160956
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2000-12-12
[patent_title] => 'Ceiling fan with heating/lighting assembly'
[patent_app_type] => 1
[patent_app_number] => 8/931274
[patent_app_country] => US
[patent_app_date] => 1997-09-15
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
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[pdf_file] => patents/06/160/06160956.pdf
[firstpage_image] =>[orig_patent_app_number] => 931274
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/931274 | Ceiling fan with heating/lighting assembly | Sep 14, 1997 | Issued |
Array
(
[id] => 4000150
[patent_doc_number] => 05960026
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1999-09-28
[patent_title] => 'Organic waste disposal system'
[patent_app_type] => 1
[patent_app_number] => 8/925994
[patent_app_country] => US
[patent_app_date] => 1997-09-09
[patent_effective_date] => 0000-00-00
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[pdf_file] => patents/05/960/05960026.pdf
[firstpage_image] =>[orig_patent_app_number] => 925994
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/925994 | Organic waste disposal system | Sep 8, 1997 | Issued |
Array
(
[id] => 4013892
[patent_doc_number] => 05987053
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1999-11-16
[patent_title] => 'High temperature air cooled vacuum furnace'
[patent_app_type] => 1
[patent_app_number] => 8/922275
[patent_app_country] => US
[patent_app_date] => 1997-09-03
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
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[pdf_file] => patents/05/987/05987053.pdf
[firstpage_image] =>[orig_patent_app_number] => 922275
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/922275 | High temperature air cooled vacuum furnace | Sep 2, 1997 | Issued |
Array
(
[id] => 3799563
[patent_doc_number] => 05822358
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1998-10-13
[patent_title] => 'Method and apparatus for producing self-baking carbon electrode'
[patent_app_type] => 1
[patent_app_number] => 8/913515
[patent_app_country] => US
[patent_app_date] => 1997-08-26
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[pdf_file] => patents/05/822/05822358.pdf
[firstpage_image] =>[orig_patent_app_number] => 913515
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/913515 | Method and apparatus for producing self-baking carbon electrode | Aug 25, 1997 | Issued |
Array
(
[id] => 3966014
[patent_doc_number] => 05978410
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1999-11-02
[patent_title] => 'Method for production of carbon electrodes'
[patent_app_type] => 1
[patent_app_number] => 8/913450
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[pdf_file] => patents/05/978/05978410.pdf
[firstpage_image] =>[orig_patent_app_number] => 913450
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/913450 | Method for production of carbon electrodes | Aug 25, 1997 | Issued |
Array
(
[id] => 4107554
[patent_doc_number] => 06100512
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2000-08-08
[patent_title] => 'Microwaveable micronodular surface including polypropylene, mica and talc'
[patent_app_type] => 1
[patent_app_number] => 8/917439
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[pdf_file] => patents/06/100/06100512.pdf
[firstpage_image] =>[orig_patent_app_number] => 917439
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/917439 | Microwaveable micronodular surface including polypropylene, mica and talc | Aug 18, 1997 | Issued |
Array
(
[id] => 4040618
[patent_doc_number] => 05968400
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1999-10-19
[patent_title] => 'Tandem microwave waste remediation and decontamination system'
[patent_app_type] => 1
[patent_app_number] => 8/911411
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[pdf_file] => patents/05/968/05968400.pdf
[firstpage_image] =>[orig_patent_app_number] => 911411
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/911411 | Tandem microwave waste remediation and decontamination system | Aug 13, 1997 | Issued |
Array
(
[id] => 3943352
[patent_doc_number] => 05973308
[patent_country] => US
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[patent_issue_date] => 1999-10-26
[patent_title] => 'Efficient dielectric heater'
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[firstpage_image] =>[orig_patent_app_number] => 906414
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/906414 | Efficient dielectric heater | Aug 4, 1997 | Issued |
Array
(
[id] => 3995170
[patent_doc_number] => 05862169
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[patent_issue_date] => 1999-01-19
[patent_title] => 'Float glass production'
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[pdf_file] => patents/05/862/05862169.pdf
[firstpage_image] =>[orig_patent_app_number] => 904554
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/904554 | Float glass production | Aug 3, 1997 | Issued |
Array
(
[id] => 4062568
[patent_doc_number] => 05895599
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1999-04-20
[patent_title] => 'Induction heating device and continuous treatment installation including same'
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[firstpage_image] =>[orig_patent_app_number] => 905088
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Array
(
[id] => 3941137
[patent_doc_number] => 05878074
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1999-03-02
[patent_title] => 'Evaporator crucible and improved method for performing electron-beam evaporation'
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[pdf_file] => patents/05/878/05878074.pdf
[firstpage_image] =>[orig_patent_app_number] => 904098
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/904098 | Evaporator crucible and improved method for performing electron-beam evaporation | Jul 30, 1997 | Issued |
Array
(
[id] => 4015871
[patent_doc_number] => 05906764
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1999-05-25
[patent_title] => 'Method of and apparatus for baking dough'
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[pdf_file] => patents/05/906/05906764.pdf
[firstpage_image] =>[orig_patent_app_number] => 902717
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/902717 | Method of and apparatus for baking dough | Jul 29, 1997 | Issued |
Array
(
[id] => 3902584
[patent_doc_number] => 05750962
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[patent_issue_date] => 1998-05-12
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[rel_patent_id] =>[rel_patent_doc_number] =>) 08/901826 | Thermal retention device | Jul 27, 1997 | Issued |
Array
(
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[firstpage_image] =>[orig_patent_app_number] => 900787
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/900787 | Electrical devices | Jul 24, 1997 | Issued |
Array
(
[id] => 3938590
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[patent_issue_date] => 1999-08-31
[patent_title] => 'Steelmaking process using direct reduction iron'
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[pdf_file] => patents/05/946/05946339.pdf
[firstpage_image] =>[orig_patent_app_number] => 902543
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/902543 | Steelmaking process using direct reduction iron | Jul 21, 1997 | Issued |