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] => 4069886 [patent_doc_number] => 06008474 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-12-28 [patent_title] => 'Heated windshield wiper system' [patent_app_type] => 1 [patent_app_number] => 9/260102 [patent_app_country] => US [patent_app_date] => 1999-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2869 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/008/06008474.pdf [firstpage_image] =>[orig_patent_app_number] => 260102 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/260102
Heated windshield wiper system Mar 1, 1999 Issued
Array ( [id] => 4354494 [patent_doc_number] => 06215107 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-04-10 [patent_title] => 'Heating coil fitting with shrunk-on cover and process for same' [patent_app_type] => 1 [patent_app_number] => 9/256560 [patent_app_country] => US [patent_app_date] => 1999-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 4198 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 37 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/215/06215107.pdf [firstpage_image] =>[orig_patent_app_number] => 256560 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/256560
Heating coil fitting with shrunk-on cover and process for same Feb 23, 1999 Issued
Array ( [id] => 4013868 [patent_doc_number] => 05987051 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-11-16 [patent_title] => 'Arc furnace fume collection system and method' [patent_app_type] => 1 [patent_app_number] => 9/255255 [patent_app_country] => US [patent_app_date] => 1999-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 30 [patent_no_of_words] => 15042 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 455 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/987/05987051.pdf [firstpage_image] =>[orig_patent_app_number] => 255255 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/255255
Arc furnace fume collection system and method Feb 21, 1999 Issued
Array ( [id] => 3952675 [patent_doc_number] => 05977518 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-11-02 [patent_title] => 'Food warmer for sweet and salted products' [patent_app_type] => 1 [patent_app_number] => 9/252783 [patent_app_country] => US [patent_app_date] => 1999-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 1128 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/977/05977518.pdf [firstpage_image] =>[orig_patent_app_number] => 252783 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/252783
Food warmer for sweet and salted products Feb 18, 1999 Issued
Array ( [id] => 3917351 [patent_doc_number] => 06002107 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-12-14 [patent_title] => 'Method of heating a stovetop range using a continuously energized ceramic igniter having relight capability' [patent_app_type] => 1 [patent_app_number] => 9/253485 [patent_app_country] => US [patent_app_date] => 1999-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 5959 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/002/06002107.pdf [firstpage_image] =>[orig_patent_app_number] => 253485 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/253485
Method of heating a stovetop range using a continuously energized ceramic igniter having relight capability Feb 18, 1999 Issued
Array ( [id] => 4421583 [patent_doc_number] => 06311082 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-10-30 [patent_title] => 'Digital magnetic system for magnetic surgery' [patent_app_type] => 1 [patent_app_number] => 9/251164 [patent_app_country] => US [patent_app_date] => 1999-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 5753 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/311/06311082.pdf [firstpage_image] =>[orig_patent_app_number] => 251164 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/251164
Digital magnetic system for magnetic surgery Feb 16, 1999 Issued
Array ( [id] => 4173184 [patent_doc_number] => 06115404 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-09-05 [patent_title] => 'Dynamic control of remelting processes' [patent_app_type] => 1 [patent_app_number] => 9/244372 [patent_app_country] => US [patent_app_date] => 1999-02-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 6177 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/115/06115404.pdf [firstpage_image] =>[orig_patent_app_number] => 244372 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/244372
Dynamic control of remelting processes Feb 2, 1999 Issued
Array ( [id] => 4157793 [patent_doc_number] => 06148611 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-11-21 [patent_title] => 'Engine air-fuel ratio controller and control method' [patent_app_type] => 1 [patent_app_number] => 9/239957 [patent_app_country] => US [patent_app_date] => 1999-01-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 83 [patent_no_of_words] => 11510 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/148/06148611.pdf [firstpage_image] =>[orig_patent_app_number] => 239957 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/239957
Engine air-fuel ratio controller and control method Jan 28, 1999 Issued
Array ( [id] => 4324064 [patent_doc_number] => 06248985 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-06-19 [patent_title] => 'Apparatus and method for the disinfection of medical waste in a continuous manner' [patent_app_type] => 1 [patent_app_number] => 9/238525 [patent_app_country] => US [patent_app_date] => 1999-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 8669 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/248/06248985.pdf [firstpage_image] =>[orig_patent_app_number] => 238525 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/238525
Apparatus and method for the disinfection of medical waste in a continuous manner Jan 26, 1999 Issued
Array ( [id] => 4263238 [patent_doc_number] => 06137823 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-24 [patent_title] => 'Bi-metal panel for electric arc furnace' [patent_app_type] => 1 [patent_app_number] => 9/237366 [patent_app_country] => US [patent_app_date] => 1999-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 1752 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/137/06137823.pdf [firstpage_image] =>[orig_patent_app_number] => 237366 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/237366
Bi-metal panel for electric arc furnace Jan 25, 1999 Issued
Array ( [id] => 4118225 [patent_doc_number] => 06101212 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-08-08 [patent_title] => 'Sealed evacuatable crucible for inductive melting or superheating' [patent_app_type] => 1 [patent_app_number] => 9/228568 [patent_app_country] => US [patent_app_date] => 1999-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1852 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/101/06101212.pdf [firstpage_image] =>[orig_patent_app_number] => 228568 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/228568
Sealed evacuatable crucible for inductive melting or superheating Jan 11, 1999 Issued
Array ( [id] => 4311314 [patent_doc_number] => 06185243 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-02-06 [patent_title] => 'Glass induction melting furnace using a cold crucible' [patent_app_type] => 1 [patent_app_number] => 9/214785 [patent_app_country] => US [patent_app_date] => 1999-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3028 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/185/06185243.pdf [firstpage_image] =>[orig_patent_app_number] => 214785 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/214785
Glass induction melting furnace using a cold crucible Jan 11, 1999 Issued
Array ( [id] => 4097154 [patent_doc_number] => 06018542 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-01-25 [patent_title] => 'Sealed electrode feeding assembly' [patent_app_type] => 1 [patent_app_number] => 9/227489 [patent_app_country] => US [patent_app_date] => 1999-01-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2799 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/018/06018542.pdf [firstpage_image] =>[orig_patent_app_number] => 227489 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/227489
Sealed electrode feeding assembly Jan 5, 1999 Issued
Array ( [id] => 4251991 [patent_doc_number] => 06144689 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-11-07 [patent_title] => 'Cooling plate for shaft furnaces' [patent_app_type] => 1 [patent_app_number] => 9/225628 [patent_app_country] => US [patent_app_date] => 1999-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 974 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/144/06144689.pdf [firstpage_image] =>[orig_patent_app_number] => 225628 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/225628
Cooling plate for shaft furnaces Jan 4, 1999 Issued
Array ( [id] => 6883853 [patent_doc_number] => 20010038008 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-11-08 [patent_title] => ' MICROWAVE OVEN CONTROL WITH EXTERNAL MEMORY CONTROL DATA' [patent_app_type] => new [patent_app_number] => 09/224331 [patent_app_country] => US [patent_app_date] => 1998-12-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2149 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 23 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0038/20010038008.pdf [firstpage_image] =>[orig_patent_app_number] => 09224331 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/224331
Microwave oven control with external memory control data Dec 30, 1998 Issued
Array ( [id] => 4247219 [patent_doc_number] => 06075806 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-06-13 [patent_title] => 'Coaxial electrode assembly having insulating spacers' [patent_app_type] => 1 [patent_app_number] => 9/221633 [patent_app_country] => US [patent_app_date] => 1998-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 17 [patent_no_of_words] => 5814 [patent_no_of_claims] => 54 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/075/06075806.pdf [firstpage_image] =>[orig_patent_app_number] => 221633 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/221633
Coaxial electrode assembly having insulating spacers Dec 22, 1998 Issued
Array ( [id] => 631829 [patent_doc_number] => RE039365 [patent_country] => US [patent_kind] => E1 [patent_issue_date] => 2006-10-31 [patent_title] => 'Compact smoking oven with a rotatable food support' [patent_app_type] => reissue [patent_app_number] => 09/217469 [patent_app_country] => US [patent_app_date] => 1998-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 37 [patent_no_of_words] => 2322 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 11 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/RE/039/RE039365.pdf [firstpage_image] =>[orig_patent_app_number] => 09217469 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/217469
Compact smoking oven with a rotatable food support Dec 20, 1998 Issued
09/214135 THERMALLY INSULATED HEATING DEVICE Dec 20, 1998 Abandoned
Array ( [id] => 4220571 [patent_doc_number] => 06028882 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-02-22 [patent_title] => 'Claus unit cooling and heat recovery system' [patent_app_type] => 1 [patent_app_number] => 9/211324 [patent_app_country] => US [patent_app_date] => 1998-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 9765 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/028/06028882.pdf [firstpage_image] =>[orig_patent_app_number] => 211324 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/211324
Claus unit cooling and heat recovery system Dec 14, 1998 Issued
09/202515 ARC FURNACE WITH AN ELECTRODE RECEIVING CHAMBER Dec 14, 1998 Abandoned
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