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] => 2547238 [patent_doc_number] => 04852797 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-08-01 [patent_title] => 'Process for operating a fuel-operated heater and control arrangement for performing the process' [patent_app_type] => 1 [patent_app_number] => 7/116342 [patent_app_country] => US [patent_app_date] => 1987-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2899 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/852/04852797.pdf [firstpage_image] =>[orig_patent_app_number] => 116342 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/116342
Process for operating a fuel-operated heater and control arrangement for performing the process Nov 3, 1987 Issued
Array ( [id] => 2374137 [patent_doc_number] => 04768347 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-09-06 [patent_title] => 'Refrigerant recovery and purification system' [patent_app_type] => 1 [patent_app_number] => 7/117098 [patent_app_country] => US [patent_app_date] => 1987-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 12 [patent_no_of_words] => 3862 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/768/04768347.pdf [firstpage_image] =>[orig_patent_app_number] => 117098 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/117098
Refrigerant recovery and purification system Nov 3, 1987 Issued
Array ( [id] => 2568440 [patent_doc_number] => 04890395 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-01-02 [patent_title] => 'Hair dryer' [patent_app_type] => 1 [patent_app_number] => 7/127668 [patent_app_country] => US [patent_app_date] => 1987-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 11 [patent_no_of_words] => 2698 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 29 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/890/04890395.pdf [firstpage_image] =>[orig_patent_app_number] => 127668 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/127668
Hair dryer Nov 2, 1987 Issued
Array ( [id] => 2430330 [patent_doc_number] => 04766738 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-08-30 [patent_title] => 'Air conditioner' [patent_app_type] => 1 [patent_app_number] => 7/114069 [patent_app_country] => US [patent_app_date] => 1987-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 3410 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 385 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/766/04766738.pdf [firstpage_image] =>[orig_patent_app_number] => 114069 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/114069
Air conditioner Oct 28, 1987 Issued
Array ( [id] => 2530902 [patent_doc_number] => 04807447 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-02-28 [patent_title] => 'Human environmental conditioner' [patent_app_type] => 1 [patent_app_number] => 7/113495 [patent_app_country] => US [patent_app_date] => 1987-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1140 [patent_no_of_claims] => 1 [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/04/807/04807447.pdf [firstpage_image] =>[orig_patent_app_number] => 113495 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/113495
Human environmental conditioner Oct 27, 1987 Issued
Array ( [id] => 2587716 [patent_doc_number] => 04901596 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-02-20 [patent_title] => 'Assembly for taking up and compensating for torque-induced shocks' [patent_app_type] => 1 [patent_app_number] => 7/113226 [patent_app_country] => US [patent_app_date] => 1987-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 9708 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/901/04901596.pdf [firstpage_image] =>[orig_patent_app_number] => 113226 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/113226
Assembly for taking up and compensating for torque-induced shocks Oct 22, 1987 Issued
Array ( [id] => 2455777 [patent_doc_number] => 04821428 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-04-18 [patent_title] => 'Heat exchanger for grain elevators or bins' [patent_app_type] => 1 [patent_app_number] => 7/115584 [patent_app_country] => US [patent_app_date] => 1987-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 2249 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 238 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/821/04821428.pdf [firstpage_image] =>[orig_patent_app_number] => 115584 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/115584
Heat exchanger for grain elevators or bins Oct 22, 1987 Issued
Array ( [id] => 2535301 [patent_doc_number] => 04835880 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-06-06 [patent_title] => 'Air percussion and air suction dryer for machines for continuous textile treatment' [patent_app_type] => 1 [patent_app_number] => 7/112677 [patent_app_country] => US [patent_app_date] => 1987-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2021 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/835/04835880.pdf [firstpage_image] =>[orig_patent_app_number] => 112677 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/112677
Air percussion and air suction dryer for machines for continuous textile treatment Oct 22, 1987 Issued
Array ( [id] => 2675804 [patent_doc_number] => 04995237 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-02-26 [patent_title] => 'Method for carrying out maintenance work on a refrigerator, device and refrigerator for carrying out the method' [patent_app_type] => 1 [patent_app_number] => 7/110936 [patent_app_country] => US [patent_app_date] => 1987-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 3148 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 27 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/995/04995237.pdf [firstpage_image] =>[orig_patent_app_number] => 110936 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/110936
Method for carrying out maintenance work on a refrigerator, device and refrigerator for carrying out the method Oct 19, 1987 Issued
07/109958 REFRIGERANT RECLAIM METHOD AND APPARATUS Oct 18, 1987 Abandoned
Array ( [id] => 2535321 [patent_doc_number] => 04835881 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-06-06 [patent_title] => 'Dryer section apparatus' [patent_app_type] => 1 [patent_app_number] => 7/110405 [patent_app_country] => US [patent_app_date] => 1987-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 4082 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 288 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/835/04835881.pdf [firstpage_image] =>[orig_patent_app_number] => 110405 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/110405
Dryer section apparatus Oct 18, 1987 Issued
Array ( [id] => 2430227 [patent_doc_number] => 04766733 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-08-30 [patent_title] => 'Refrigerant reclamation and charging unit' [patent_app_type] => 1 [patent_app_number] => 7/110122 [patent_app_country] => US [patent_app_date] => 1987-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2816 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/766/04766733.pdf [firstpage_image] =>[orig_patent_app_number] => 110122 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/110122
Refrigerant reclamation and charging unit Oct 18, 1987 Issued
07/110192 PUMP FOR SECONDARY CIRCULATION Oct 18, 1987 Abandoned
Array ( [id] => 2439826 [patent_doc_number] => 04843730 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-07-04 [patent_title] => 'Method and apparatus for drying athletic balls' [patent_app_type] => 1 [patent_app_number] => 7/109210 [patent_app_country] => US [patent_app_date] => 1987-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1140 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/843/04843730.pdf [firstpage_image] =>[orig_patent_app_number] => 109210 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/109210
Method and apparatus for drying athletic balls Oct 14, 1987 Issued
Array ( [id] => 2462237 [patent_doc_number] => 04866856 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-09-19 [patent_title] => 'Solids dewatering process and apparatus' [patent_app_type] => 1 [patent_app_number] => 7/108055 [patent_app_country] => US [patent_app_date] => 1987-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2640 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/866/04866856.pdf [firstpage_image] =>[orig_patent_app_number] => 108055 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/108055
Solids dewatering process and apparatus Oct 12, 1987 Issued
Array ( [id] => 2406893 [patent_doc_number] => 04761968 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-08-09 [patent_title] => 'High efficiency air drying system' [patent_app_type] => 1 [patent_app_number] => 7/108105 [patent_app_country] => US [patent_app_date] => 1987-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2910 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 253 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/761/04761968.pdf [firstpage_image] =>[orig_patent_app_number] => 108105 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/108105
High efficiency air drying system Oct 12, 1987 Issued
07/107479 METHOD OF HANDLING BALED GOODS AND A CONTAINER AS WELL AS A DRYING PLANT FOR CARRYING OUT THE METHOD Oct 12, 1987 Abandoned
Array ( [id] => 2430291 [patent_doc_number] => 04766736 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-08-30 [patent_title] => 'Evaporator coil heat exchanger assembly' [patent_app_type] => 1 [patent_app_number] => 7/107733 [patent_app_country] => US [patent_app_date] => 1987-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 3071 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 315 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/766/04766736.pdf [firstpage_image] =>[orig_patent_app_number] => 107733 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/107733
Evaporator coil heat exchanger assembly Oct 12, 1987 Issued
Array ( [id] => 2433502 [patent_doc_number] => 04750671 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-06-14 [patent_title] => 'Regulating device of a multi-channel heating system for a vehicle' [patent_app_type] => 1 [patent_app_number] => 7/106448 [patent_app_country] => US [patent_app_date] => 1987-10-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1683 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/750/04750671.pdf [firstpage_image] =>[orig_patent_app_number] => 106448 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/106448
Regulating device of a multi-channel heating system for a vehicle Oct 8, 1987 Issued
07/107568 APPARATUS FOR AND METHOD OF RECOVERING CHIMNEY HEAT Oct 8, 1987 Abandoned
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