Search

Matthew Van Nguyen

Examiner (ID: 15952, Phone: (571)272-2081 , Office: P/2838 )

Most Active Art Unit
2838
Art Unit(s)
2102, 2838, 2839, 2111
Total Applications
3253
Issued Applications
3031
Pending Applications
87
Abandoned Applications
143

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2233993 [patent_doc_number] => 04566628 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-01-28 [patent_title] => 'Method of and system for controlling the ratio between the water flow rate in the primary circuit and the water flow rate in the secondary circuit of a hot water heating system' [patent_app_type] => 1 [patent_app_number] => 6/585897 [patent_app_country] => US [patent_app_date] => 1984-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 11 [patent_no_of_words] => 3389 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 188 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/566/04566628.pdf [firstpage_image] =>[orig_patent_app_number] => 585897 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/585897
Method of and system for controlling the ratio between the water flow rate in the primary circuit and the water flow rate in the secondary circuit of a hot water heating system Mar 1, 1984 Issued
Array ( [id] => 2229853 [patent_doc_number] => 04572427 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-02-25 [patent_title] => 'Controlled atmosphere enclosure' [patent_app_type] => 1 [patent_app_number] => 6/585854 [patent_app_country] => US [patent_app_date] => 1984-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 15 [patent_no_of_words] => 6680 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 235 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/572/04572427.pdf [firstpage_image] =>[orig_patent_app_number] => 585854 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/585854
Controlled atmosphere enclosure Mar 1, 1984 Issued
Array ( [id] => 2154213 [patent_doc_number] => 04553697 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-11-19 [patent_title] => 'System for supplying motor vehicle diesel engines with fuel' [patent_app_type] => 1 [patent_app_number] => 6/583403 [patent_app_country] => US [patent_app_date] => 1984-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2854 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/553/04553697.pdf [firstpage_image] =>[orig_patent_app_number] => 583403 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/583403
System for supplying motor vehicle diesel engines with fuel Feb 23, 1984 Issued
Array ( [id] => 2260807 [patent_doc_number] => 04583613 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-04-22 [patent_title] => 'Three wheel motorcycle with reverse mechanism' [patent_app_type] => 1 [patent_app_number] => 6/583027 [patent_app_country] => US [patent_app_date] => 1984-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 3402 [patent_no_of_claims] => 4 [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/04/583/04583613.pdf [firstpage_image] =>[orig_patent_app_number] => 583027 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/583027
Three wheel motorcycle with reverse mechanism Feb 22, 1984 Issued
Array ( [id] => 2132435 [patent_doc_number] => 04531604 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-07-30 [patent_title] => 'Hydraulic steering synchronization system' [patent_app_type] => 1 [patent_app_number] => 6/580668 [patent_app_country] => US [patent_app_date] => 1984-02-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 1888 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 264 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/531/04531604.pdf [firstpage_image] =>[orig_patent_app_number] => 580668 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/580668
Hydraulic steering synchronization system Feb 15, 1984 Issued
Array ( [id] => 2305281 [patent_doc_number] => 04637627 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-01-20 [patent_title] => 'Vehicle spring suspension arrangement' [patent_app_type] => 1 [patent_app_number] => 6/580896 [patent_app_country] => US [patent_app_date] => 1984-02-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 1537 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 192 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/637/04637627.pdf [firstpage_image] =>[orig_patent_app_number] => 580896 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/580896
Vehicle spring suspension arrangement Feb 15, 1984 Issued
Array ( [id] => 2357071 [patent_doc_number] => 04666182 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-05-19 [patent_title] => 'Non crush zone-all mechanical damped sensor' [patent_app_type] => 1 [patent_app_number] => 6/580336 [patent_app_country] => US [patent_app_date] => 1984-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 1445 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/666/04666182.pdf [firstpage_image] =>[orig_patent_app_number] => 580336 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/580336
Non crush zone-all mechanical damped sensor Feb 14, 1984 Issued
Array ( [id] => 2295201 [patent_doc_number] => 04674297 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-06-23 [patent_title] => 'Chemically assisted mechanical refrigeration process' [patent_app_type] => 1 [patent_app_number] => 6/829429 [patent_app_country] => US [patent_app_date] => 1984-02-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 10081 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 233 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/674/04674297.pdf [firstpage_image] =>[orig_patent_app_number] => 829429 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/829429
Chemically assisted mechanical refrigeration process Feb 12, 1984 Issued
Array ( [id] => 2205224 [patent_doc_number] => 04615381 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-10-07 [patent_title] => 'Solar heating and cooling diode module' [patent_app_type] => 1 [patent_app_number] => 6/576809 [patent_app_country] => US [patent_app_date] => 1984-02-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 16 [patent_no_of_words] => 5119 [patent_no_of_claims] => 44 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 21 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/615/04615381.pdf [firstpage_image] =>[orig_patent_app_number] => 576809 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/576809
Solar heating and cooling diode module Feb 6, 1984 Issued
Array ( [id] => 2212854 [patent_doc_number] => 04582161 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-04-15 [patent_title] => 'Remote control arrangement for a vehicle gearbox' [patent_app_type] => 1 [patent_app_number] => 6/577366 [patent_app_country] => US [patent_app_date] => 1984-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1791 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/582/04582161.pdf [firstpage_image] =>[orig_patent_app_number] => 577366 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/577366
Remote control arrangement for a vehicle gearbox Feb 5, 1984 Issued
Array ( [id] => 2169631 [patent_doc_number] => 04556168 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-12-03 [patent_title] => 'Rapid response water heating and delivery system' [patent_app_type] => 1 [patent_app_number] => 6/577033 [patent_app_country] => US [patent_app_date] => 1984-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 10 [patent_no_of_words] => 4162 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 442 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/556/04556168.pdf [firstpage_image] =>[orig_patent_app_number] => 577033 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/577033
Rapid response water heating and delivery system Feb 5, 1984 Issued
Array ( [id] => 2168580 [patent_doc_number] => 04529033 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-07-16 [patent_title] => 'Hot tub heating system' [patent_app_type] => 1 [patent_app_number] => 6/574343 [patent_app_country] => US [patent_app_date] => 1984-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 1878 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/529/04529033.pdf [firstpage_image] =>[orig_patent_app_number] => 574343 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/574343
Hot tub heating system Jan 26, 1984 Issued
Array ( [id] => 2167995 [patent_doc_number] => 04557321 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-12-10 [patent_title] => 'Ventilator apparatus' [patent_app_type] => 1 [patent_app_number] => 6/572577 [patent_app_country] => US [patent_app_date] => 1984-01-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 4380 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 470 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/557/04557321.pdf [firstpage_image] =>[orig_patent_app_number] => 572577 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/572577
Ventilator apparatus Jan 19, 1984 Issued
Array ( [id] => 2137257 [patent_doc_number] => 04552212 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-11-12 [patent_title] => 'Structure heating and cooling system' [patent_app_type] => 1 [patent_app_number] => 6/570851 [patent_app_country] => US [patent_app_date] => 1984-01-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 2436 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/552/04552212.pdf [firstpage_image] =>[orig_patent_app_number] => 570851 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/570851
Structure heating and cooling system Jan 15, 1984 Issued
Array ( [id] => 2254292 [patent_doc_number] => 04574592 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-03-11 [patent_title] => 'Heat pump with liquid-gas working fluid' [patent_app_type] => 1 [patent_app_number] => 6/569565 [patent_app_country] => US [patent_app_date] => 1984-01-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 1493 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/574/04574592.pdf [firstpage_image] =>[orig_patent_app_number] => 569565 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/569565
Heat pump with liquid-gas working fluid Jan 8, 1984 Issued
Array ( [id] => 2248746 [patent_doc_number] => 04588125 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-05-13 [patent_title] => 'Liquid surface heating system for floors' [patent_app_type] => 1 [patent_app_number] => 6/568800 [patent_app_country] => US [patent_app_date] => 1984-01-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 1795 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/588/04588125.pdf [firstpage_image] =>[orig_patent_app_number] => 568800 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/568800
Liquid surface heating system for floors Jan 5, 1984 Issued
Array ( [id] => 2149721 [patent_doc_number] => 04509337 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-04-09 [patent_title] => 'Solar energy refrigeration device' [patent_app_type] => 1 [patent_app_number] => 6/567268 [patent_app_country] => US [patent_app_date] => 1983-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2041 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/509/04509337.pdf [firstpage_image] =>[orig_patent_app_number] => 567268 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/567268
Solar energy refrigeration device Dec 29, 1983 Issued
Array ( [id] => 2157319 [patent_doc_number] => 04539817 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-09-10 [patent_title] => 'Refrigerant recovery and charging device' [patent_app_type] => 1 [patent_app_number] => 6/564757 [patent_app_country] => US [patent_app_date] => 1983-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2412 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 192 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/539/04539817.pdf [firstpage_image] =>[orig_patent_app_number] => 564757 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/564757
Refrigerant recovery and charging device Dec 22, 1983 Issued
06/563967 HEAT PUMP SYSTEM Dec 20, 1983 Abandoned
Array ( [id] => 2250607 [patent_doc_number] => 04597272 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-07-01 [patent_title] => 'Greenhouse lava rock cooling pad' [patent_app_type] => 1 [patent_app_number] => 6/563200 [patent_app_country] => US [patent_app_date] => 1983-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1177 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/597/04597272.pdf [firstpage_image] =>[orig_patent_app_number] => 563200 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/563200
Greenhouse lava rock cooling pad Dec 18, 1983 Issued
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