Search

Hoang M. Nguyen

Examiner (ID: 6971, Phone: (571)272-4861 , Office: P/3748 )

Most Active Art Unit
3748
Art Unit(s)
3401, 3746, 3745, 3748, 2899
Total Applications
5385
Issued Applications
4291
Pending Applications
357
Abandoned Applications
768

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2842219 [patent_doc_number] => 05112187 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-05-12 [patent_title] => 'Erosion control through reduction of moisture transport by secondary flow' [patent_app_type] => 1 [patent_app_number] => 7/747406 [patent_app_country] => US [patent_app_date] => 1991-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1523 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/112/05112187.pdf [firstpage_image] =>[orig_patent_app_number] => 747406 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/747406
Erosion control through reduction of moisture transport by secondary flow Aug 18, 1991 Issued
Array ( [id] => 2897910 [patent_doc_number] => 05205201 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-04-27 [patent_title] => 'Displacement control valve' [patent_app_type] => 1 [patent_app_number] => 7/746907 [patent_app_country] => US [patent_app_date] => 1991-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2685 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/205/05205201.pdf [firstpage_image] =>[orig_patent_app_number] => 746907 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/746907
Displacement control valve Aug 18, 1991 Issued
Array ( [id] => 3023882 [patent_doc_number] => 05285643 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-02-15 [patent_title] => 'Hydraulic drive system for civil-engineering and construction machine' [patent_app_type] => 1 [patent_app_number] => 7/743295 [patent_app_country] => US [patent_app_date] => 1991-08-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 15 [patent_no_of_words] => 9255 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 275 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/285/05285643.pdf [firstpage_image] =>[orig_patent_app_number] => 743295 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/743295
Hydraulic drive system for civil-engineering and construction machine Aug 14, 1991 Issued
Array ( [id] => 2851010 [patent_doc_number] => 05161453 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-11-10 [patent_title] => 'Actuation and flow control for a valve' [patent_app_type] => 1 [patent_app_number] => 7/744846 [patent_app_country] => US [patent_app_date] => 1991-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 1959 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 341 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/161/05161453.pdf [firstpage_image] =>[orig_patent_app_number] => 744846 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/744846
Actuation and flow control for a valve Aug 13, 1991 Issued
Array ( [id] => 2814930 [patent_doc_number] => 05119632 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-06-09 [patent_title] => 'Hydraulic transmission for motor vehicle' [patent_app_type] => 1 [patent_app_number] => 7/741254 [patent_app_country] => US [patent_app_date] => 1991-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 16 [patent_no_of_words] => 5437 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/119/05119632.pdf [firstpage_image] =>[orig_patent_app_number] => 741254 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/741254
Hydraulic transmission for motor vehicle Jul 28, 1991 Issued
Array ( [id] => 2760639 [patent_doc_number] => 05150575 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-09-29 [patent_title] => 'Hydraulic brake booster' [patent_app_type] => 1 [patent_app_number] => 7/734006 [patent_app_country] => US [patent_app_date] => 1991-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1517 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 827 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/150/05150575.pdf [firstpage_image] =>[orig_patent_app_number] => 734006 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/734006
Hydraulic brake booster Jul 21, 1991 Issued
07/730727 TANDEM TYPE VACUUM BOOSTER Jul 15, 1991 Abandoned
Array ( [id] => 2810545 [patent_doc_number] => 05174114 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-12-29 [patent_title] => 'Hydraulic drive system for construction machine' [patent_app_type] => 1 [patent_app_number] => 7/721467 [patent_app_country] => US [patent_app_date] => 1991-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 16 [patent_no_of_words] => 9291 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 215 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/174/05174114.pdf [firstpage_image] =>[orig_patent_app_number] => 721467 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/721467
Hydraulic drive system for construction machine Jul 8, 1991 Issued
Array ( [id] => 2777313 [patent_doc_number] => 05100289 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-03-31 [patent_title] => 'Self-priming centrifugal pump' [patent_app_type] => 1 [patent_app_number] => 7/727393 [patent_app_country] => US [patent_app_date] => 1991-07-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2152 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 443 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/100/05100289.pdf [firstpage_image] =>[orig_patent_app_number] => 727393 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/727393
Self-priming centrifugal pump Jul 4, 1991 Issued
Array ( [id] => 2915769 [patent_doc_number] => 05259193 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-11-09 [patent_title] => 'Hydraulic transmission system' [patent_app_type] => 1 [patent_app_number] => 7/724847 [patent_app_country] => US [patent_app_date] => 1991-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 2435 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 324 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/259/05259193.pdf [firstpage_image] =>[orig_patent_app_number] => 724847 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/724847
Hydraulic transmission system Jul 1, 1991 Issued
Array ( [id] => 2804419 [patent_doc_number] => 05167121 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-12-01 [patent_title] => 'Proportional hydraulic control' [patent_app_type] => 1 [patent_app_number] => 7/720378 [patent_app_country] => US [patent_app_date] => 1991-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3643 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/167/05167121.pdf [firstpage_image] =>[orig_patent_app_number] => 720378 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/720378
Proportional hydraulic control Jun 24, 1991 Issued
Array ( [id] => 2825349 [patent_doc_number] => 05120193 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-06-09 [patent_title] => 'Baffle for reducing airflow noise in a scroll housing' [patent_app_type] => 1 [patent_app_number] => 7/718461 [patent_app_country] => US [patent_app_date] => 1991-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1798 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 239 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/120/05120193.pdf [firstpage_image] =>[orig_patent_app_number] => 718461 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/718461
Baffle for reducing airflow noise in a scroll housing Jun 19, 1991 Issued
Array ( [id] => 3550164 [patent_doc_number] => 05481874 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-01-09 [patent_title] => 'Exhaust pressurizing circuit including flow amplification' [patent_app_type] => 1 [patent_app_number] => 7/966179 [patent_app_country] => US [patent_app_date] => 1991-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 9103 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 278 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/481/05481874.pdf [firstpage_image] =>[orig_patent_app_number] => 966179 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/966179
Exhaust pressurizing circuit including flow amplification Jun 19, 1991 Issued
Array ( [id] => 2959078 [patent_doc_number] => 05181451 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-01-26 [patent_title] => 'Control system for longwall face support frames' [patent_app_type] => 1 [patent_app_number] => 7/716924 [patent_app_country] => US [patent_app_date] => 1991-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1563 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/181/05181451.pdf [firstpage_image] =>[orig_patent_app_number] => 716924 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/716924
Control system for longwall face support frames Jun 17, 1991 Issued
Array ( [id] => 2766929 [patent_doc_number] => 05154106 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-10-13 [patent_title] => 'Pneumatic brake booster of the tandem type' [patent_app_type] => 1 [patent_app_number] => 7/716164 [patent_app_country] => US [patent_app_date] => 1991-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1307 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 240 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/154/05154106.pdf [firstpage_image] =>[orig_patent_app_number] => 716164 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/716164
Pneumatic brake booster of the tandem type Jun 16, 1991 Issued
Array ( [id] => 2965317 [patent_doc_number] => 05211015 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-05-18 [patent_title] => 'Hydraulic circuit for limiting the torque of a hydrostatic hydraulic motor connected in closed circuit to a hydraulic pump' [patent_app_type] => 1 [patent_app_number] => 7/688626 [patent_app_country] => US [patent_app_date] => 1991-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2814 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 232 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/211/05211015.pdf [firstpage_image] =>[orig_patent_app_number] => 688626 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/688626
Hydraulic circuit for limiting the torque of a hydrostatic hydraulic motor connected in closed circuit to a hydraulic pump Jun 12, 1991 Issued
Array ( [id] => 2901723 [patent_doc_number] => 05199344 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-04-06 [patent_title] => 'Lock cylinder for backhoe slide frame' [patent_app_type] => 1 [patent_app_number] => 7/713714 [patent_app_country] => US [patent_app_date] => 1991-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 3460 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 294 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/199/05199344.pdf [firstpage_image] =>[orig_patent_app_number] => 713714 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/713714
Lock cylinder for backhoe slide frame Jun 10, 1991 Issued
Array ( [id] => 2808865 [patent_doc_number] => 05127226 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-07-07 [patent_title] => 'Hydraulic apparatus for industrial vehicle' [patent_app_type] => 1 [patent_app_number] => 7/706867 [patent_app_country] => US [patent_app_date] => 1991-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4233 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/127/05127226.pdf [firstpage_image] =>[orig_patent_app_number] => 706867 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/706867
Hydraulic apparatus for industrial vehicle May 28, 1991 Issued
Array ( [id] => 2865016 [patent_doc_number] => 05212951 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-05-25 [patent_title] => 'Hydraulic elevator control valve' [patent_app_type] => 1 [patent_app_number] => 7/701396 [patent_app_country] => US [patent_app_date] => 1991-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2185 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/212/05212951.pdf [firstpage_image] =>[orig_patent_app_number] => 701396 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/701396
Hydraulic elevator control valve May 15, 1991 Issued
Array ( [id] => 2857847 [patent_doc_number] => 05158006 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-10-27 [patent_title] => 'Brake booster' [patent_app_type] => 1 [patent_app_number] => 7/696504 [patent_app_country] => US [patent_app_date] => 1991-05-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4301 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/158/05158006.pdf [firstpage_image] =>[orig_patent_app_number] => 696504 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/696504
Brake booster May 6, 1991 Issued
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