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] => 4104506 [patent_doc_number] => 06066838 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-05-23 [patent_title] => 'Microwave oven' [patent_app_type] => 1 [patent_app_number] => 9/005337 [patent_app_country] => US [patent_app_date] => 1998-01-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 115 [patent_figures_cnt] => 115 [patent_no_of_words] => 43076 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/066/06066838.pdf [firstpage_image] =>[orig_patent_app_number] => 005337 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/005337
Microwave oven Jan 8, 1998 Issued
Array ( [id] => 3971718 [patent_doc_number] => 05936996 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-10 [patent_title] => 'Furnace plant' [patent_app_type] => 1 [patent_app_number] => 8/945188 [patent_app_country] => US [patent_app_date] => 1998-01-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 3197 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/936/05936996.pdf [firstpage_image] =>[orig_patent_app_number] => 945188 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/945188
Furnace plant Jan 5, 1998 Issued
Array ( [id] => 4186548 [patent_doc_number] => 06020579 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-02-01 [patent_title] => 'Microwave applicator having a mechanical means for tuning' [patent_app_type] => 1 [patent_app_number] => 9/002720 [patent_app_country] => US [patent_app_date] => 1998-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 13 [patent_no_of_words] => 7088 [patent_no_of_claims] => 28 [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/06/020/06020579.pdf [firstpage_image] =>[orig_patent_app_number] => 002720 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/002720
Microwave applicator having a mechanical means for tuning Jan 4, 1998 Issued
Array ( [id] => 4186561 [patent_doc_number] => 06020580 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-02-01 [patent_title] => 'Microwave applicator having a mechanical means for tuning' [patent_app_type] => 1 [patent_app_number] => 9/003016 [patent_app_country] => US [patent_app_date] => 1998-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 4487 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/020/06020580.pdf [firstpage_image] =>[orig_patent_app_number] => 003016 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/003016
Microwave applicator having a mechanical means for tuning Jan 4, 1998 Issued
Array ( [id] => 4138751 [patent_doc_number] => 06121595 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-09-19 [patent_title] => 'Applicator to provide uniform electric and magnetic fields over a large area and for continuous processing' [patent_app_type] => 1 [patent_app_number] => 9/002714 [patent_app_country] => US [patent_app_date] => 1998-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 13 [patent_no_of_words] => 6533 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/121/06121595.pdf [firstpage_image] =>[orig_patent_app_number] => 002714 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/002714
Applicator to provide uniform electric and magnetic fields over a large area and for continuous processing Jan 4, 1998 Issued
Array ( [id] => 4122706 [patent_doc_number] => 06072167 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-06-06 [patent_title] => 'Enhanced uniformity in a length independent microwave applicator' [patent_app_type] => 1 [patent_app_number] => 9/002849 [patent_app_country] => US [patent_app_date] => 1998-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 3393 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/072/06072167.pdf [firstpage_image] =>[orig_patent_app_number] => 002849 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/002849
Enhanced uniformity in a length independent microwave applicator Jan 4, 1998 Issued
Array ( [id] => 4086100 [patent_doc_number] => 06054696 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-04-25 [patent_title] => 'Feedback system to automatically couple microwave energy into an applicator' [patent_app_type] => 1 [patent_app_number] => 9/002719 [patent_app_country] => US [patent_app_date] => 1998-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 4364 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/054/06054696.pdf [firstpage_image] =>[orig_patent_app_number] => 002719 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/002719
Feedback system to automatically couple microwave energy into an applicator Jan 4, 1998 Issued
Array ( [id] => 4111991 [patent_doc_number] => 06097750 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-08-01 [patent_title] => 'Electroslag refining hearth' [patent_app_type] => 1 [patent_app_number] => 9/001077 [patent_app_country] => US [patent_app_date] => 1997-12-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3683 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/097/06097750.pdf [firstpage_image] =>[orig_patent_app_number] => 001077 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/001077
Electroslag refining hearth Dec 30, 1997 Issued
Array ( [id] => 3854928 [patent_doc_number] => 05848093 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-12-08 [patent_title] => 'Fiber-drawing furnace for drawing down an optical-fiber preform into an optical fiber' [patent_app_type] => 1 [patent_app_number] => 8/998810 [patent_app_country] => US [patent_app_date] => 1997-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1937 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/848/05848093.pdf [firstpage_image] =>[orig_patent_app_number] => 998810 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/998810
Fiber-drawing furnace for drawing down an optical-fiber preform into an optical fiber Dec 28, 1997 Issued
Array ( [id] => 4171613 [patent_doc_number] => 06104742 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-08-15 [patent_title] => 'Electroslag apparatus and guide' [patent_app_type] => 1 [patent_app_number] => 8/996715 [patent_app_country] => US [patent_app_date] => 1997-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3585 [patent_no_of_claims] => 17 [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/06/104/06104742.pdf [firstpage_image] =>[orig_patent_app_number] => 996715 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/996715
Electroslag apparatus and guide Dec 22, 1997 Issued
Array ( [id] => 4224041 [patent_doc_number] => 06040563 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-03-21 [patent_title] => 'Bonded assemblies' [patent_app_type] => 1 [patent_app_number] => 8/995387 [patent_app_country] => US [patent_app_date] => 1997-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 6397 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 213 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/040/06040563.pdf [firstpage_image] =>[orig_patent_app_number] => 995387 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/995387
Bonded assemblies Dec 21, 1997 Issued
Array ( [id] => 4049547 [patent_doc_number] => 05995532 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-11-30 [patent_title] => 'Method using fuzzy logic for controlling a furnace' [patent_app_type] => 1 [patent_app_number] => 8/996185 [patent_app_country] => US [patent_app_date] => 1997-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 2441 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/995/05995532.pdf [firstpage_image] =>[orig_patent_app_number] => 996185 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/996185
Method using fuzzy logic for controlling a furnace Dec 21, 1997 Issued
Array ( [id] => 3972276 [patent_doc_number] => 05901169 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-05-04 [patent_title] => 'Apparatus for discharging molten matter from cold crucible induction melting furnace' [patent_app_type] => 1 [patent_app_number] => 8/992709 [patent_app_country] => US [patent_app_date] => 1997-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 3491 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/901/05901169.pdf [firstpage_image] =>[orig_patent_app_number] => 992709 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/992709
Apparatus for discharging molten matter from cold crucible induction melting furnace Dec 16, 1997 Issued
08/860865 APPARATUS FOR AND METHOD OF MANUFACTURING CASK STAVES Nov 23, 1997 Pending
Array ( [id] => 4091203 [patent_doc_number] => 06018155 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-01-25 [patent_title] => 'Induction hardening apparatus for a crankshaft' [patent_app_type] => 1 [patent_app_number] => 8/959799 [patent_app_country] => US [patent_app_date] => 1997-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 26 [patent_no_of_words] => 12282 [patent_no_of_claims] => 35 [patent_no_of_ind_claims] => 16 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/018/06018155.pdf [firstpage_image] =>[orig_patent_app_number] => 959799 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/959799
Induction hardening apparatus for a crankshaft Oct 28, 1997 Issued
Array ( [id] => 3816662 [patent_doc_number] => 05854807 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-12-29 [patent_title] => 'Electrode for silicon alloys and silicon metal' [patent_app_type] => 1 [patent_app_number] => 8/958323 [patent_app_country] => US [patent_app_date] => 1997-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4148 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/854/05854807.pdf [firstpage_image] =>[orig_patent_app_number] => 958323 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/958323
Electrode for silicon alloys and silicon metal Oct 26, 1997 Issued
Array ( [id] => 4023590 [patent_doc_number] => 05902501 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-05-11 [patent_title] => 'Lighter actuation system' [patent_app_type] => 1 [patent_app_number] => 8/953945 [patent_app_country] => US [patent_app_date] => 1997-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 6899 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 14 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/902/05902501.pdf [firstpage_image] =>[orig_patent_app_number] => 953945 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/953945
Lighter actuation system Oct 19, 1997 Issued
Array ( [id] => 3780858 [patent_doc_number] => 05850413 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-12-15 [patent_title] => 'Device to support and swing the hearth in an electric furnace' [patent_app_type] => 1 [patent_app_number] => 8/951740 [patent_app_country] => US [patent_app_date] => 1997-10-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 2065 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/850/05850413.pdf [firstpage_image] =>[orig_patent_app_number] => 951740 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/951740
Device to support and swing the hearth in an electric furnace Oct 15, 1997 Issued
Array ( [id] => 3952844 [patent_doc_number] => 05977528 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-11-02 [patent_title] => 'Rectangular microwave applicator and waste treatment method' [patent_app_type] => 1 [patent_app_number] => 8/948446 [patent_app_country] => US [patent_app_date] => 1997-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2040 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 196 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/977/05977528.pdf [firstpage_image] =>[orig_patent_app_number] => 948446 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/948446
Rectangular microwave applicator and waste treatment method Oct 9, 1997 Issued
Array ( [id] => 3952854 [patent_doc_number] => 05977529 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-11-02 [patent_title] => 'Method, device for the heat treatment of materials in a microwave oven and use of this method and device' [patent_app_type] => 1 [patent_app_number] => 8/930975 [patent_app_country] => US [patent_app_date] => 1997-10-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2606 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/977/05977529.pdf [firstpage_image] =>[orig_patent_app_number] => 930975 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/930975
Method, device for the heat treatment of materials in a microwave oven and use of this method and device Oct 8, 1997 Issued
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