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] => 2050015 [patent_doc_number] => 04392358 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-07-12 [patent_title] => 'Apparatus and method of detecting failure in a refrigerator defrost system' [patent_app_type] => 1 [patent_app_number] => 6/278302 [patent_app_country] => US [patent_app_date] => 1981-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2738 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/392/04392358.pdf [firstpage_image] =>[orig_patent_app_number] => 278302 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/278302
Apparatus and method of detecting failure in a refrigerator defrost system Jun 28, 1981 Issued
06/271935 HEAT EXCHANGING SYSTEM FOR A HEAT ENGINE Jun 8, 1981 Abandoned
Array ( [id] => 2044132 [patent_doc_number] => 04406136 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-09-27 [patent_title] => 'Heating installation notably for space heating and for sanitary hot water production' [patent_app_type] => 1 [patent_app_number] => 6/270080 [patent_app_country] => US [patent_app_date] => 1981-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 5738 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 21 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/406/04406136.pdf [firstpage_image] =>[orig_patent_app_number] => 270080 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/270080
Heating installation notably for space heating and for sanitary hot water production Jun 2, 1981 Issued
06/267601 METHOD FOR FUEL ECONOMY May 26, 1981 Abandoned
Array ( [id] => 2101923 [patent_doc_number] => 04471907 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-09-18 [patent_title] => 'Venturi pressurizer for incompressible-liquid circulating systems' [patent_app_type] => 1 [patent_app_number] => 6/264554 [patent_app_country] => US [patent_app_date] => 1981-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2572 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/471/04471907.pdf [firstpage_image] =>[orig_patent_app_number] => 264554 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/264554
Venturi pressurizer for incompressible-liquid circulating systems May 17, 1981 Issued
Array ( [id] => 2060575 [patent_doc_number] => 04458633 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-07-10 [patent_title] => 'Flameless nitrogen skid unit' [patent_app_type] => 1 [patent_app_number] => 6/264361 [patent_app_country] => US [patent_app_date] => 1981-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 6122 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/458/04458633.pdf [firstpage_image] =>[orig_patent_app_number] => 264361 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/264361
Flameless nitrogen skid unit May 17, 1981 Issued
06/264126 DEHUMIFIFICATION APPARATUS May 14, 1981 Abandoned
Array ( [id] => 2046221 [patent_doc_number] => 04416222 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-11-22 [patent_title] => 'Hot water heater circuitry' [patent_app_type] => 1 [patent_app_number] => 6/260741 [patent_app_country] => US [patent_app_date] => 1981-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2317 [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/04/416/04416222.pdf [firstpage_image] =>[orig_patent_app_number] => 260741 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/260741
Hot water heater circuitry May 4, 1981 Issued
Array ( [id] => 2313898 [patent_doc_number] => 04679495 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-07-14 [patent_title] => 'Air diffuser' [patent_app_type] => 1 [patent_app_number] => 6/259667 [patent_app_country] => US [patent_app_date] => 1981-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 17 [patent_no_of_words] => 3387 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/679/04679495.pdf [firstpage_image] =>[orig_patent_app_number] => 259667 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/259667
Air diffuser Apr 30, 1981 Issued
Array ( [id] => 2032910 [patent_doc_number] => 04413669 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-11-08 [patent_title] => 'Method of heat extraction from an aqueous carrier medium' [patent_app_type] => 1 [patent_app_number] => 6/258929 [patent_app_country] => US [patent_app_date] => 1981-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1494 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 32 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/413/04413669.pdf [firstpage_image] =>[orig_patent_app_number] => 258929 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/258929
Method of heat extraction from an aqueous carrier medium Apr 29, 1981 Issued
Array ( [id] => 2093062 [patent_doc_number] => 04428205 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-01-31 [patent_title] => 'Apparatus and method for dehumidification systems' [patent_app_type] => 1 [patent_app_number] => 6/257549 [patent_app_country] => US [patent_app_date] => 1981-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3905 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/428/04428205.pdf [firstpage_image] =>[orig_patent_app_number] => 257549 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/257549
Apparatus and method for dehumidification systems Apr 26, 1981 Issued
Array ( [id] => 2111386 [patent_doc_number] => 04479605 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-10-30 [patent_title] => 'Heating system' [patent_app_type] => 1 [patent_app_number] => 6/256787 [patent_app_country] => US [patent_app_date] => 1981-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 5425 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 329 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/479/04479605.pdf [firstpage_image] =>[orig_patent_app_number] => 256787 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/256787
Heating system Apr 22, 1981 Issued
Array ( [id] => 1998938 [patent_doc_number] => 04407143 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-10-04 [patent_title] => 'Frosted condiment holder' [patent_app_type] => 1 [patent_app_number] => 6/256593 [patent_app_country] => US [patent_app_date] => 1981-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2899 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/407/04407143.pdf [firstpage_image] =>[orig_patent_app_number] => 256593 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/256593
Frosted condiment holder Apr 21, 1981 Issued
06/255899 SOLAR ENERGY COLLECTOR AND SYSTEM Apr 19, 1981 Abandoned
Array ( [id] => 2035123 [patent_doc_number] => 04385505 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-05-31 [patent_title] => 'Air conditioner' [patent_app_type] => 1 [patent_app_number] => 6/254126 [patent_app_country] => US [patent_app_date] => 1981-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 12 [patent_no_of_words] => 3815 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 399 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/385/04385505.pdf [firstpage_image] =>[orig_patent_app_number] => 254126 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/254126
Air conditioner Apr 13, 1981 Issued
Array ( [id] => 2063249 [patent_doc_number] => 04429830 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-02-07 [patent_title] => 'Space and utility water heating system' [patent_app_type] => 1 [patent_app_number] => 6/254092 [patent_app_country] => US [patent_app_date] => 1981-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4010 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 247 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/429/04429830.pdf [firstpage_image] =>[orig_patent_app_number] => 254092 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/254092
Space and utility water heating system Apr 13, 1981 Issued
Array ( [id] => 2068359 [patent_doc_number] => 04424934 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-01-10 [patent_title] => 'Hot water heating system' [patent_app_type] => 1 [patent_app_number] => 6/251859 [patent_app_country] => US [patent_app_date] => 1981-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 1813 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/424/04424934.pdf [firstpage_image] =>[orig_patent_app_number] => 251859 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/251859
Hot water heating system Apr 5, 1981 Issued
Array ( [id] => 2092278 [patent_doc_number] => 04474325 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-10-02 [patent_title] => 'Control circuit for heating system' [patent_app_type] => 1 [patent_app_number] => 6/251290 [patent_app_country] => US [patent_app_date] => 1981-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3402 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/474/04474325.pdf [firstpage_image] =>[orig_patent_app_number] => 251290 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/251290
Control circuit for heating system Apr 5, 1981 Issued
06/250083 SOLAR AND CONVECTION ASSISTED HEAT PUMP SYSTEM Mar 31, 1981 Abandoned
Array ( [id] => 2022262 [patent_doc_number] => 04420114 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-12-13 [patent_title] => 'Liquid heating system' [patent_app_type] => 1 [patent_app_number] => 6/249936 [patent_app_country] => US [patent_app_date] => 1981-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 3472 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/420/04420114.pdf [firstpage_image] =>[orig_patent_app_number] => 249936 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/249936
Liquid heating system Mar 31, 1981 Issued
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