Search

Hanh N. Nguyen

Examiner (ID: 12301, Phone: (571)272-2031 , Office: P/2834 )

Most Active Art Unit
2834
Art Unit(s)
2479, 2668, 2416, 2616, 2834, 2413, 2662, 2738, 2473
Total Applications
3164
Issued Applications
2601
Pending Applications
100
Abandoned Applications
474

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 8426223 [patent_doc_number] => 20120248098 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-10-04 [patent_title] => 'CONTROL METHOD OF INDUCTION HEATING COOKER' [patent_app_type] => utility [patent_app_number] => 13/427291 [patent_app_country] => US [patent_app_date] => 2012-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 19 [patent_no_of_words] => 9765 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13427291 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/427291
CONTROL METHOD OF INDUCTION HEATING COOKER Mar 21, 2012 Abandoned
Array ( [id] => 8248584 [patent_doc_number] => 20120152906 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-06-21 [patent_title] => 'WIRE ELECTRIC DISCHARGE MACHINING APPARATUS' [patent_app_type] => utility [patent_app_number] => 13/404224 [patent_app_country] => US [patent_app_date] => 2012-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3286 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0152/20120152906.pdf [firstpage_image] =>[orig_patent_app_number] => 13404224 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/404224
WIRE ELECTRIC DISCHARGE MACHINING APPARATUS Feb 23, 2012 Abandoned
Array ( [id] => 11560941 [patent_doc_number] => 09623506 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-04-18 [patent_title] => 'Fume extractor for welding applications' [patent_app_type] => utility [patent_app_number] => 13/356160 [patent_app_country] => US [patent_app_date] => 2012-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 4116 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13356160 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/356160
Fume extractor for welding applications Jan 22, 2012 Issued
Array ( [id] => 17222214 [patent_doc_number] => 11174706 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-11-16 [patent_title] => Pipe in pipe downhole electric heater [patent_app_type] => utility [patent_app_number] => 14/370671 [patent_app_country] => US [patent_app_date] => 2012-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 4828 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 218 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14370671 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/370671
Pipe in pipe downhole electric heater Jan 10, 2012 Issued
Array ( [id] => 8506123 [patent_doc_number] => 20120305531 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-12-06 [patent_title] => 'Automatic Welding Method' [patent_app_type] => utility [patent_app_number] => 13/339535 [patent_app_country] => US [patent_app_date] => 2011-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4621 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13339535 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/339535
Automatic Welding Method Dec 28, 2011 Abandoned
Array ( [id] => 14595061 [patent_doc_number] => 10350709 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-07-16 [patent_title] => Process for producing a hotplate for a hob [patent_app_type] => utility [patent_app_number] => 13/990807 [patent_app_country] => US [patent_app_date] => 2011-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 1831 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 210 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13990807 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/990807
Process for producing a hotplate for a hob Dec 12, 2011 Issued
Array ( [id] => 8236944 [patent_doc_number] => 20120145677 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-06-14 [patent_title] => 'RESISTANCE WELDING SYSTEM' [patent_app_type] => utility [patent_app_number] => 13/314812 [patent_app_country] => US [patent_app_date] => 2011-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 4364 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13314812 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/314812
Resistance welding system Dec 7, 2011 Issued
Array ( [id] => 8248601 [patent_doc_number] => 20120152924 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-06-21 [patent_title] => 'WELDING WIRE FEEDER WITH TONGUE AND GROOVE FEATURE' [patent_app_type] => utility [patent_app_number] => 13/315054 [patent_app_country] => US [patent_app_date] => 2011-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4092 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0152/20120152924.pdf [firstpage_image] =>[orig_patent_app_number] => 13315054 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/315054
Welding wire feeder with tongue and groove feature Dec 7, 2011 Issued
Array ( [id] => 8680328 [patent_doc_number] => 20130048613 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-02-28 [patent_title] => 'WELD SCHEDULE FOR RESISTANCE SPOT WELDING OF ALUMINUM ALLOY WORKPIECES' [patent_app_type] => utility [patent_app_number] => 13/309825 [patent_app_country] => US [patent_app_date] => 2011-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 8020 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13309825 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/309825
Weld schedule for resistance spot welding of aluminum alloy workpieces Dec 1, 2011 Issued
Array ( [id] => 8838509 [patent_doc_number] => 20130134137 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-05-30 [patent_title] => 'Universal Stake Adapter' [patent_app_type] => utility [patent_app_number] => 13/306978 [patent_app_country] => US [patent_app_date] => 2011-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 959 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13306978 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/306978
Universal Stake Adapter Nov 28, 2011 Abandoned
Array ( [id] => 8204319 [patent_doc_number] => 20120125896 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-05-24 [patent_title] => 'RESISTANCE WELDING A POROUS METAL LAYER TO A METAL SUBSTRATE' [patent_app_type] => utility [patent_app_number] => 13/300151 [patent_app_country] => US [patent_app_date] => 2011-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 8598 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0125/20120125896.pdf [firstpage_image] =>[orig_patent_app_number] => 13300151 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/300151
Resistance welding a porous metal layer to a metal substrate Nov 17, 2011 Issued
Array ( [id] => 8811615 [patent_doc_number] => 20130112660 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-05-09 [patent_title] => 'WELDING TORCH WITH GAS FLOW CONTROL' [patent_app_type] => utility [patent_app_number] => 13/291621 [patent_app_country] => US [patent_app_date] => 2011-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3356 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13291621 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/291621
WELDING TORCH WITH GAS FLOW CONTROL Nov 7, 2011 Abandoned
Array ( [id] => 12385668 [patent_doc_number] => 09962790 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-05-08 [patent_title] => Circuit board support for laser cutting [patent_app_type] => utility [patent_app_number] => 13/881329 [patent_app_country] => US [patent_app_date] => 2011-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 8 [patent_no_of_words] => 2411 [patent_no_of_claims] => 9 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13881329 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/881329
Circuit board support for laser cutting Oct 18, 2011 Issued
Array ( [id] => 7762118 [patent_doc_number] => 20120031880 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-02-09 [patent_title] => 'ELECTRODE UNIT OF SPOT WELDING MACHINE' [patent_app_type] => utility [patent_app_number] => 13/274651 [patent_app_country] => US [patent_app_date] => 2011-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5684 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0031/20120031880.pdf [firstpage_image] =>[orig_patent_app_number] => 13274651 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/274651
ELECTRODE UNIT OF SPOT WELDING MACHINE Oct 16, 2011 Abandoned
Array ( [id] => 8937075 [patent_doc_number] => 20130186872 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-07-25 [patent_title] => 'METHOD FOR CONTROLLING A SPOT WELDING SYSTEM, INCLUDING THE DETERMINATION OF THE POSITION OF AN INSERTED ELEMENT IN A HOLLOW MEMBER; ASSOCIATED SPOT WELDING SYSTEM' [patent_app_type] => utility [patent_app_number] => 13/878273 [patent_app_country] => US [patent_app_date] => 2011-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3558 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13878273 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/878273
Method for controlling a spot welding system, including the determination of the position of an inserted element in a hollow member; associated spot welding system Oct 6, 2011 Issued
Array ( [id] => 8122061 [patent_doc_number] => 20120085578 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-04-12 [patent_title] => 'ELECTRICAL CONDUCTION MECHANISM' [patent_app_type] => utility [patent_app_number] => 13/252946 [patent_app_country] => US [patent_app_date] => 2011-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 5099 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0085/20120085578.pdf [firstpage_image] =>[orig_patent_app_number] => 13252946 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/252946
Electrical conduction mechanism Oct 3, 2011 Issued
Array ( [id] => 8705030 [patent_doc_number] => 20130062319 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-03-14 [patent_title] => 'HEAT PIPE WATERLESS RESISTANCE WELDING ELECTRODE' [patent_app_type] => utility [patent_app_number] => 13/227511 [patent_app_country] => US [patent_app_date] => 2011-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4069 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13227511 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/227511
Heat pipe waterless resistance welding electrode Sep 7, 2011 Issued
Array ( [id] => 7804952 [patent_doc_number] => 20120055904 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-03-08 [patent_title] => 'Earth electrode apparatus' [patent_app_type] => utility [patent_app_number] => 13/137675 [patent_app_country] => US [patent_app_date] => 2011-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 12940 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0055/20120055904.pdf [firstpage_image] =>[orig_patent_app_number] => 13137675 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/137675
Earth electrode apparatus Aug 31, 2011 Issued
Array ( [id] => 8048753 [patent_doc_number] => 20120074112 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-03-29 [patent_title] => 'ARC WELDING METHOD REDUCING OCCURRENCES OF SPATTER AT TIME OF ARC START' [patent_app_type] => utility [patent_app_number] => 13/215644 [patent_app_country] => US [patent_app_date] => 2011-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5593 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0074/20120074112.pdf [firstpage_image] =>[orig_patent_app_number] => 13215644 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/215644
ARC WELDING METHOD REDUCING OCCURRENCES OF SPATTER AT TIME OF ARC START Aug 22, 2011 Abandoned
Array ( [id] => 11921991 [patent_doc_number] => 09789558 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-10-17 [patent_title] => 'System and device operating using a welding power bus' [patent_app_type] => utility [patent_app_number] => 13/212942 [patent_app_country] => US [patent_app_date] => 2011-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 13 [patent_no_of_words] => 6782 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 221 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13212942 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/212942
System and device operating using a welding power bus Aug 17, 2011 Issued
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