Search

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 numberTitle of the applicationFiling DateStatus
Array ( [id] => 3896105 [patent_doc_number] => 05805767 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-09-08 [patent_title] => 'Electronically-controlled heater' [patent_app_type] => 1 [patent_app_number] => 8/585098 [patent_app_country] => US [patent_app_date] => 1996-01-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4940 [patent_no_of_claims] => 36 [patent_no_of_ind_claims] => 10 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/805/05805767.pdf [firstpage_image] =>[orig_patent_app_number] => 585098 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/585098
Electronically-controlled heater Jan 15, 1996 Issued
Array ( [id] => 3840835 [patent_doc_number] => 05784531 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-07-21 [patent_title] => 'Instantaneous fluid heating device and process' [patent_app_type] => 1 [patent_app_number] => 8/583872 [patent_app_country] => US [patent_app_date] => 1996-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 17 [patent_no_of_words] => 7829 [patent_no_of_claims] => 44 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 24 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/784/05784531.pdf [firstpage_image] =>[orig_patent_app_number] => 583872 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/583872
Instantaneous fluid heating device and process Jan 4, 1996 Issued
Array ( [id] => 3838243 [patent_doc_number] => 05712612 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-01-27 [patent_title] => 'Tunneling ferrimagnetic magnetoresistive sensor' [patent_app_type] => 1 [patent_app_number] => 8/581815 [patent_app_country] => US [patent_app_date] => 1996-01-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 14 [patent_no_of_words] => 7531 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/712/05712612.pdf [firstpage_image] =>[orig_patent_app_number] => 581815 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/581815
Tunneling ferrimagnetic magnetoresistive sensor Jan 1, 1996 Issued
Array ( [id] => 3688277 [patent_doc_number] => 05633620 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-05-27 [patent_title] => 'Arc containment system for lightning surge resistor networks' [patent_app_type] => 1 [patent_app_number] => 8/578867 [patent_app_country] => US [patent_app_date] => 1995-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 1748 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 47 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/633/05633620.pdf [firstpage_image] =>[orig_patent_app_number] => 578867 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/578867
Arc containment system for lightning surge resistor networks Dec 26, 1995 Issued
Array ( [id] => 3790926 [patent_doc_number] => 05809056 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-09-15 [patent_title] => 'Vitrification furnace with a gas light seal' [patent_app_type] => 1 [patent_app_number] => 8/578475 [patent_app_country] => US [patent_app_date] => 1995-12-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1755 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 337 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/809/05809056.pdf [firstpage_image] =>[orig_patent_app_number] => 578475 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/578475
Vitrification furnace with a gas light seal Dec 25, 1995 Issued
Array ( [id] => 3835140 [patent_doc_number] => 05790752 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-08-04 [patent_title] => 'Efficient in-line fluid heater' [patent_app_type] => 1 [patent_app_number] => 8/575408 [patent_app_country] => US [patent_app_date] => 1995-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 3245 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/790/05790752.pdf [firstpage_image] =>[orig_patent_app_number] => 575408 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/575408
Efficient in-line fluid heater Dec 19, 1995 Issued
Array ( [id] => 3773722 [patent_doc_number] => 05734149 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-03-31 [patent_title] => 'Kiln with hinged control panel' [patent_app_type] => 1 [patent_app_number] => 8/573368 [patent_app_country] => US [patent_app_date] => 1995-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 3270 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/734/05734149.pdf [firstpage_image] =>[orig_patent_app_number] => 573368 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/573368
Kiln with hinged control panel Dec 14, 1995 Issued
Array ( [id] => 3679593 [patent_doc_number] => 05600669 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-02-04 [patent_title] => 'Electrode assembly for glass tank furnaces' [patent_app_type] => 1 [patent_app_number] => 8/570136 [patent_app_country] => US [patent_app_date] => 1995-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2826 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/600/05600669.pdf [firstpage_image] =>[orig_patent_app_number] => 570136 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/570136
Electrode assembly for glass tank furnaces Dec 10, 1995 Issued
Array ( [id] => 3634476 [patent_doc_number] => 05602867 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-02-11 [patent_title] => 'Method of and device for operating an arc furnace with two vessels' [patent_app_type] => 1 [patent_app_number] => 8/567917 [patent_app_country] => US [patent_app_date] => 1995-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2170 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/602/05602867.pdf [firstpage_image] =>[orig_patent_app_number] => 567917 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/567917
Method of and device for operating an arc furnace with two vessels Dec 6, 1995 Issued
08/567697 INTEGRATED CIRCUIT PAD STRUCTURE WITH HIGH TEMPERATURE HEATING ELEMENT AND METHOD THEREOF Dec 4, 1995 Abandoned
Array ( [id] => 3753177 [patent_doc_number] => 05787109 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-07-28 [patent_title] => 'Furnace vessel for a DC arc furnace' [patent_app_type] => 1 [patent_app_number] => 8/566160 [patent_app_country] => US [patent_app_date] => 1995-12-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3604 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/787/05787109.pdf [firstpage_image] =>[orig_patent_app_number] => 566160 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/566160
Furnace vessel for a DC arc furnace Nov 30, 1995 Issued
Array ( [id] => 3745289 [patent_doc_number] => 05786576 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-07-28 [patent_title] => 'Self-steering system for guiding a moving induction coil during thermoplastic welding' [patent_app_type] => 1 [patent_app_number] => 8/564566 [patent_app_country] => US [patent_app_date] => 1995-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 9901 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/786/05786576.pdf [firstpage_image] =>[orig_patent_app_number] => 564566 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/564566
Self-steering system for guiding a moving induction coil during thermoplastic welding Nov 27, 1995 Issued
Array ( [id] => 3644762 [patent_doc_number] => 05631919 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-05-20 [patent_title] => 'Apparatus for lengthwise graphitization (LWG) of carbon electrode bodies' [patent_app_type] => 1 [patent_app_number] => 8/561369 [patent_app_country] => US [patent_app_date] => 1995-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 22 [patent_no_of_words] => 4128 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 257 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/631/05631919.pdf [firstpage_image] =>[orig_patent_app_number] => 561369 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/561369
Apparatus for lengthwise graphitization (LWG) of carbon electrode bodies Nov 20, 1995 Issued
Array ( [id] => 3676828 [patent_doc_number] => 05668922 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-09-16 [patent_title] => 'Water heater having molded plastic storage tank and associated fabrication methods' [patent_app_type] => 1 [patent_app_number] => 8/558680 [patent_app_country] => US [patent_app_date] => 1995-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2255 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 233 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/668/05668922.pdf [firstpage_image] =>[orig_patent_app_number] => 558680 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/558680
Water heater having molded plastic storage tank and associated fabrication methods Nov 15, 1995 Issued
Array ( [id] => 4000848 [patent_doc_number] => 05961869 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-10-05 [patent_title] => 'Electrically insulated adhesive-coated heating element' [patent_app_type] => 1 [patent_app_number] => 8/556539 [patent_app_country] => US [patent_app_date] => 1995-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1351 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/961/05961869.pdf [firstpage_image] =>[orig_patent_app_number] => 556539 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/556539
Electrically insulated adhesive-coated heating element Nov 12, 1995 Issued
Array ( [id] => 3799550 [patent_doc_number] => 05822357 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-10-13 [patent_title] => 'Process for melting a charge in a furnace' [patent_app_type] => 1 [patent_app_number] => 8/555792 [patent_app_country] => US [patent_app_date] => 1995-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1951 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/822/05822357.pdf [firstpage_image] =>[orig_patent_app_number] => 555792 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/555792
Process for melting a charge in a furnace Nov 8, 1995 Issued
Array ( [id] => 3903897 [patent_doc_number] => 05778146 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-07-07 [patent_title] => 'Light beam heating apparatus' [patent_app_type] => 1 [patent_app_number] => 8/552475 [patent_app_country] => US [patent_app_date] => 1995-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2984 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/778/05778146.pdf [firstpage_image] =>[orig_patent_app_number] => 552475 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/552475
Light beam heating apparatus Nov 8, 1995 Issued
Array ( [id] => 3653529 [patent_doc_number] => 05591361 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-01-07 [patent_title] => 'Sealing arrangement for a laser enclosure' [patent_app_type] => 1 [patent_app_number] => 8/552566 [patent_app_country] => US [patent_app_date] => 1995-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 17 [patent_no_of_words] => 3685 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/591/05591361.pdf [firstpage_image] =>[orig_patent_app_number] => 552566 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/552566
Sealing arrangement for a laser enclosure Nov 2, 1995 Issued
Array ( [id] => 3753191 [patent_doc_number] => 05787110 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-07-28 [patent_title] => 'Galvanizing apparatus with coreless induction furnace' [patent_app_type] => 1 [patent_app_number] => 8/551660 [patent_app_country] => US [patent_app_date] => 1995-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 2096 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/787/05787110.pdf [firstpage_image] =>[orig_patent_app_number] => 551660 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/551660
Galvanizing apparatus with coreless induction furnace Oct 31, 1995 Issued
Array ( [id] => 3846795 [patent_doc_number] => 05740313 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-04-14 [patent_title] => 'Light beam heating apparatus' [patent_app_type] => 1 [patent_app_number] => 8/550610 [patent_app_country] => US [patent_app_date] => 1995-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2676 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/740/05740313.pdf [firstpage_image] =>[orig_patent_app_number] => 550610 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/550610
Light beam heating apparatus Oct 30, 1995 Issued
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