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] => 1943668 [patent_doc_number] => 04365742 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-12-28 [patent_title] => 'Heating system' [patent_app_type] => 1 [patent_app_number] => 6/139703 [patent_app_country] => US [patent_app_date] => 1980-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 3683 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/365/04365742.pdf [firstpage_image] =>[orig_patent_app_number] => 139703 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/139703
Heating system Apr 13, 1980 Issued
Array ( [id] => 1947486 [patent_doc_number] => 04320869 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-03-23 [patent_title] => 'Flue gas trap and diverter' [patent_app_type] => 1 [patent_app_number] => 6/135529 [patent_app_country] => US [patent_app_date] => 1980-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 13 [patent_no_of_words] => 3386 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 228 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/320/04320869.pdf [firstpage_image] =>[orig_patent_app_number] => 135529 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/135529
Flue gas trap and diverter Mar 30, 1980 Issued
Array ( [id] => 2032058 [patent_doc_number] => 04409927 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-10-18 [patent_title] => 'Flameless nitrogen skid unit with transmission retarder' [patent_app_type] => 1 [patent_app_number] => 6/136049 [patent_app_country] => US [patent_app_date] => 1980-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 7318 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/409/04409927.pdf [firstpage_image] =>[orig_patent_app_number] => 136049 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/136049
Flameless nitrogen skid unit with transmission retarder Mar 30, 1980 Issued
Array ( [id] => 2108008 [patent_doc_number] => 04438729 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-03-27 [patent_title] => 'Flameless nitrogen skid unit' [patent_app_type] => 1 [patent_app_number] => 6/136047 [patent_app_country] => US [patent_app_date] => 1980-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 7313 [patent_no_of_claims] => 62 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/438/04438729.pdf [firstpage_image] =>[orig_patent_app_number] => 136047 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/136047
Flameless nitrogen skid unit Mar 30, 1980 Issued
Array ( [id] => 2046486 [patent_doc_number] => 04406396 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-09-27 [patent_title] => 'Method and apparatus for regulating flue draft' [patent_app_type] => 1 [patent_app_number] => 6/133037 [patent_app_country] => US [patent_app_date] => 1980-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 5922 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/406/04406396.pdf [firstpage_image] =>[orig_patent_app_number] => 133037 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/133037
Method and apparatus for regulating flue draft Mar 23, 1980 Issued
Array ( [id] => 2002028 [patent_doc_number] => 04397418 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-08-09 [patent_title] => 'Control unit for central heating systems' [patent_app_type] => 1 [patent_app_number] => 6/131794 [patent_app_country] => US [patent_app_date] => 1980-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1251 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/397/04397418.pdf [firstpage_image] =>[orig_patent_app_number] => 131794 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/131794
Control unit for central heating systems Mar 18, 1980 Issued
Array ( [id] => 1930902 [patent_doc_number] => 04346839 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-08-31 [patent_title] => 'System for heating the service cabin of a motor vehicle' [patent_app_type] => 1 [patent_app_number] => 6/123944 [patent_app_country] => US [patent_app_date] => 1980-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 1546 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 287 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/346/04346839.pdf [firstpage_image] =>[orig_patent_app_number] => 123944 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/123944
System for heating the service cabin of a motor vehicle Feb 24, 1980 Issued
Array ( [id] => 1931405 [patent_doc_number] => 04337894 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-07-06 [patent_title] => 'Wall protective heating system' [patent_app_type] => 1 [patent_app_number] => 6/124383 [patent_app_country] => US [patent_app_date] => 1980-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 9 [patent_no_of_words] => 2239 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/337/04337894.pdf [firstpage_image] =>[orig_patent_app_number] => 124383 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/124383
Wall protective heating system Feb 24, 1980 Issued
Array ( [id] => 1986025 [patent_doc_number] => 04352455 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-10-05 [patent_title] => 'Arrangement for heating the service cabin of a machine driven by an internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 6/123169 [patent_app_country] => US [patent_app_date] => 1980-02-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 2668 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 202 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/352/04352455.pdf [firstpage_image] =>[orig_patent_app_number] => 123169 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/123169
Arrangement for heating the service cabin of a machine driven by an internal combustion engine Feb 19, 1980 Issued
Array ( [id] => 1974070 [patent_doc_number] => 04347972 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-09-07 [patent_title] => 'Apparatus for production of hot water' [patent_app_type] => 1 [patent_app_number] => 6/120911 [patent_app_country] => US [patent_app_date] => 1980-02-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2029 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/347/04347972.pdf [firstpage_image] =>[orig_patent_app_number] => 120911 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/120911
Apparatus for production of hot water Feb 11, 1980 Issued
Array ( [id] => 2033892 [patent_doc_number] => 04410136 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-10-18 [patent_title] => 'Furnace economizer-humidifier' [patent_app_type] => 1 [patent_app_number] => 6/109181 [patent_app_country] => US [patent_app_date] => 1980-02-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 8 [patent_no_of_words] => 1751 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/410/04410136.pdf [firstpage_image] =>[orig_patent_app_number] => 109181 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/109181
Furnace economizer-humidifier Feb 11, 1980 Issued
Array ( [id] => 2050023 [patent_doc_number] => 04392359 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-07-12 [patent_title] => 'Direct expansion solar collector-heat pump system' [patent_app_type] => 1 [patent_app_number] => 6/120227 [patent_app_country] => US [patent_app_date] => 1980-02-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 3624 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 344 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/392/04392359.pdf [firstpage_image] =>[orig_patent_app_number] => 120227 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/120227
Direct expansion solar collector-heat pump system Feb 10, 1980 Issued
Array ( [id] => 2011981 [patent_doc_number] => 04370949 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-02-01 [patent_title] => 'Waste heat recovery system' [patent_app_type] => 1 [patent_app_number] => 6/119725 [patent_app_country] => US [patent_app_date] => 1980-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4232 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/370/04370949.pdf [firstpage_image] =>[orig_patent_app_number] => 119725 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/119725
Waste heat recovery system Feb 7, 1980 Issued
Array ( [id] => 2016866 [patent_doc_number] => 04369917 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-01-25 [patent_title] => 'Central heating system' [patent_app_type] => 1 [patent_app_number] => 6/118728 [patent_app_country] => US [patent_app_date] => 1980-02-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 857 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 273 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/369/04369917.pdf [firstpage_image] =>[orig_patent_app_number] => 118728 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/118728
Central heating system Feb 4, 1980 Issued
Array ( [id] => 1971593 [patent_doc_number] => 04353411 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-10-12 [patent_title] => 'Architectural support and service assembly' [patent_app_type] => 1 [patent_app_number] => 6/118440 [patent_app_country] => US [patent_app_date] => 1980-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 5718 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 371 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/353/04353411.pdf [firstpage_image] =>[orig_patent_app_number] => 118440 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/118440
Architectural support and service assembly Feb 3, 1980 Issued
Array ( [id] => 1963618 [patent_doc_number] => 04319521 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-03-16 [patent_title] => 'Air distribution system' [patent_app_type] => 1 [patent_app_number] => 6/117476 [patent_app_country] => US [patent_app_date] => 1980-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 3383 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 288 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/319/04319521.pdf [firstpage_image] =>[orig_patent_app_number] => 117476 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/117476
Air distribution system Jan 31, 1980 Issued
Array ( [id] => 1951446 [patent_doc_number] => 04325355 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-04-20 [patent_title] => 'Heating system' [patent_app_type] => 1 [patent_app_number] => 6/116142 [patent_app_country] => US [patent_app_date] => 1980-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2207 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/325/04325355.pdf [firstpage_image] =>[orig_patent_app_number] => 116142 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/116142
Heating system Jan 27, 1980 Issued
Array ( [id] => 1953416 [patent_doc_number] => 04332143 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-06-01 [patent_title] => 'Device for cooling a gas to below its dew point' [patent_app_type] => 1 [patent_app_number] => 6/114269 [patent_app_country] => US [patent_app_date] => 1980-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1222 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 230 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/332/04332143.pdf [firstpage_image] =>[orig_patent_app_number] => 114269 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/114269
Device for cooling a gas to below its dew point Jan 21, 1980 Issued
Array ( [id] => 1980136 [patent_doc_number] => 04355752 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-10-26 [patent_title] => 'Control device and method for an air conditioning installation of the passenger space in a motor vehicle' [patent_app_type] => 1 [patent_app_number] => 6/113226 [patent_app_country] => US [patent_app_date] => 1980-01-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 3381 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 353 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/355/04355752.pdf [firstpage_image] =>[orig_patent_app_number] => 113226 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/113226
Control device and method for an air conditioning installation of the passenger space in a motor vehicle Jan 17, 1980 Issued
Array ( [id] => 1941571 [patent_doc_number] => 04308990 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-01-05 [patent_title] => 'Flue gas heat recovery system' [patent_app_type] => 1 [patent_app_number] => 6/112869 [patent_app_country] => US [patent_app_date] => 1980-01-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 3045 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 546 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/308/04308990.pdf [firstpage_image] =>[orig_patent_app_number] => 112869 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/112869
Flue gas heat recovery system Jan 16, 1980 Issued
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