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] => 2156527 [patent_doc_number] => 04495776 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-01-29 [patent_title] => 'Method and cooling agent for freezing and storing products' [patent_app_type] => 1 [patent_app_number] => 6/311059 [patent_app_country] => US [patent_app_date] => 1981-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 4615 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/495/04495776.pdf [firstpage_image] =>[orig_patent_app_number] => 311059 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/311059
Method and cooling agent for freezing and storing products Oct 12, 1981 Issued
Array ( [id] => 2061771 [patent_doc_number] => 04429679 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-02-07 [patent_title] => 'Modulair air heater' [patent_app_type] => 1 [patent_app_number] => 6/306941 [patent_app_country] => US [patent_app_date] => 1981-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 3472 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 224 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/429/04429679.pdf [firstpage_image] =>[orig_patent_app_number] => 306941 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/306941
Modulair air heater Sep 29, 1981 Issued
06/305397 EVAPORATIVE COOLER Sep 24, 1981 Abandoned
Array ( [id] => 2012935 [patent_doc_number] => 04374506 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-02-22 [patent_title] => 'Automatic flue gas heat recovery system' [patent_app_type] => 1 [patent_app_number] => 6/303533 [patent_app_country] => US [patent_app_date] => 1981-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 5507 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/374/04374506.pdf [firstpage_image] =>[orig_patent_app_number] => 303533 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/303533
Automatic flue gas heat recovery system Sep 17, 1981 Issued
Array ( [id] => 2099265 [patent_doc_number] => 04471633 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-09-18 [patent_title] => 'Condensing unit' [patent_app_type] => 1 [patent_app_number] => 6/302791 [patent_app_country] => US [patent_app_date] => 1981-09-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 9 [patent_no_of_words] => 2786 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 234 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/471/04471633.pdf [firstpage_image] =>[orig_patent_app_number] => 302791 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/302791
Condensing unit Sep 15, 1981 Issued
Array ( [id] => 2062327 [patent_doc_number] => 04429735 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-02-07 [patent_title] => 'Simplified air conditioner' [patent_app_type] => 1 [patent_app_number] => 6/302359 [patent_app_country] => US [patent_app_date] => 1981-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 12 [patent_no_of_words] => 6488 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 301 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/429/04429735.pdf [firstpage_image] =>[orig_patent_app_number] => 302359 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/302359
Simplified air conditioner Sep 14, 1981 Issued
Array ( [id] => 2054556 [patent_doc_number] => 04432493 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-02-21 [patent_title] => 'System for heating the service cabin of a machine' [patent_app_type] => 1 [patent_app_number] => 6/297254 [patent_app_country] => US [patent_app_date] => 1981-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2728 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 348 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/432/04432493.pdf [firstpage_image] =>[orig_patent_app_number] => 297254 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/297254
System for heating the service cabin of a machine Aug 27, 1981 Issued
Array ( [id] => 2118800 [patent_doc_number] => 04477020 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-10-16 [patent_title] => 'Ventilating and heating apparatus and heat-sensitive unit' [patent_app_type] => 1 [patent_app_number] => 6/296349 [patent_app_country] => US [patent_app_date] => 1981-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3974 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 271 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/477/04477020.pdf [firstpage_image] =>[orig_patent_app_number] => 296349 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/296349
Ventilating and heating apparatus and heat-sensitive unit Aug 25, 1981 Issued
Array ( [id] => 2051265 [patent_doc_number] => 04408465 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-10-11 [patent_title] => 'Multiband refrigerated display case having a top access opening' [patent_app_type] => 1 [patent_app_number] => 6/295542 [patent_app_country] => US [patent_app_date] => 1981-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 8 [patent_no_of_words] => 4806 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 357 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/408/04408465.pdf [firstpage_image] =>[orig_patent_app_number] => 295542 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/295542
Multiband refrigerated display case having a top access opening Aug 23, 1981 Issued
Array ( [id] => 2000628 [patent_doc_number] => 04411385 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-10-25 [patent_title] => 'Controller for the operation of heaters' [patent_app_type] => 1 [patent_app_number] => 6/294228 [patent_app_country] => US [patent_app_date] => 1981-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2939 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/411/04411385.pdf [firstpage_image] =>[orig_patent_app_number] => 294228 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/294228
Controller for the operation of heaters Aug 18, 1981 Issued
Array ( [id] => 2132175 [patent_doc_number] => 04531575 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-07-30 [patent_title] => 'Radiators' [patent_app_type] => 1 [patent_app_number] => 6/294189 [patent_app_country] => US [patent_app_date] => 1981-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 3119 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 237 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/531/04531575.pdf [firstpage_image] =>[orig_patent_app_number] => 294189 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/294189
Radiators Aug 18, 1981 Issued
Array ( [id] => 2033875 [patent_doc_number] => 04410134 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-10-18 [patent_title] => 'Method of and apparatus for operating a monovalent alternative absorption heating installation' [patent_app_type] => 1 [patent_app_number] => 6/292427 [patent_app_country] => US [patent_app_date] => 1981-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2345 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 21 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/410/04410134.pdf [firstpage_image] =>[orig_patent_app_number] => 292427 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/292427
Method of and apparatus for operating a monovalent alternative absorption heating installation Aug 13, 1981 Issued
Array ( [id] => 2103760 [patent_doc_number] => 04473351 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-09-25 [patent_title] => 'Vertical feed stick wood fuel burning furnace system' [patent_app_type] => 1 [patent_app_number] => 6/285486 [patent_app_country] => US [patent_app_date] => 1981-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 13 [patent_no_of_words] => 8289 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 336 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/473/04473351.pdf [firstpage_image] =>[orig_patent_app_number] => 285486 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/285486
Vertical feed stick wood fuel burning furnace system Jul 19, 1981 Issued
Array ( [id] => 2083018 [patent_doc_number] => 04423601 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-01-03 [patent_title] => 'Water defrost evaporator with non-uniform water distribution' [patent_app_type] => 1 [patent_app_number] => 6/283969 [patent_app_country] => US [patent_app_date] => 1981-07-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 1572 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/423/04423601.pdf [firstpage_image] =>[orig_patent_app_number] => 283969 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/283969
Water defrost evaporator with non-uniform water distribution Jul 15, 1981 Issued
Array ( [id] => 2165582 [patent_doc_number] => 04513584 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-04-30 [patent_title] => 'Method and apparatus for absorption refrigeration' [patent_app_type] => 1 [patent_app_number] => 6/283510 [patent_app_country] => US [patent_app_date] => 1981-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 12 [patent_no_of_words] => 5506 [patent_no_of_claims] => 1 [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/04/513/04513584.pdf [firstpage_image] =>[orig_patent_app_number] => 283510 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/283510
Method and apparatus for absorption refrigeration Jul 14, 1981 Issued
Array ( [id] => 2035294 [patent_doc_number] => 04412477 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-11-01 [patent_title] => 'Arrangement to counteract or prevent spreading of fire or smoke' [patent_app_type] => 1 [patent_app_number] => 6/282026 [patent_app_country] => US [patent_app_date] => 1981-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 2472 [patent_no_of_claims] => 4 [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/04/412/04412477.pdf [firstpage_image] =>[orig_patent_app_number] => 282026 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/282026
Arrangement to counteract or prevent spreading of fire or smoke Jul 9, 1981 Issued
Array ( [id] => 2113517 [patent_doc_number] => 04480446 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-11-06 [patent_title] => 'Method and apparatus for rehabilitating refrigerant' [patent_app_type] => 1 [patent_app_number] => 6/271447 [patent_app_country] => US [patent_app_date] => 1981-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 4655 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 231 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/480/04480446.pdf [firstpage_image] =>[orig_patent_app_number] => 271447 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/271447
Method and apparatus for rehabilitating refrigerant Jul 7, 1981 Issued
Array ( [id] => 2090575 [patent_doc_number] => 04456172 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-06-26 [patent_title] => 'Method of and apparatus for the degasification of circulation systems for liquids' [patent_app_type] => 1 [patent_app_number] => 6/279259 [patent_app_country] => US [patent_app_date] => 1981-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1778 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 259 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/456/04456172.pdf [firstpage_image] =>[orig_patent_app_number] => 279259 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/279259
Method of and apparatus for the degasification of circulation systems for liquids Jun 30, 1981 Issued
Array ( [id] => 2051500 [patent_doc_number] => 04454727 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-06-19 [patent_title] => 'Dehumidification air-conditioning method with solar heat' [patent_app_type] => 1 [patent_app_number] => 6/269055 [patent_app_country] => US [patent_app_date] => 1981-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1765 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 258 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/454/04454727.pdf [firstpage_image] =>[orig_patent_app_number] => 269055 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/269055
Dehumidification air-conditioning method with solar heat Jun 29, 1981 Issued
Array ( [id] => 2031979 [patent_doc_number] => 04413571 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-11-08 [patent_title] => 'Solid fuel hot water heater' [patent_app_type] => 1 [patent_app_number] => 6/278355 [patent_app_country] => US [patent_app_date] => 1981-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 4184 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/413/04413571.pdf [firstpage_image] =>[orig_patent_app_number] => 278355 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/278355
Solid fuel hot water heater Jun 28, 1981 Issued
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