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] => 2195665 [patent_doc_number] => 04544027 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-10-01 [patent_title] => 'Sluice for collecting cleaning bodies' [patent_app_type] => 1 [patent_app_number] => 6/516797 [patent_app_country] => US [patent_app_date] => 1983-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 7 [patent_no_of_words] => 2132 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/544/04544027.pdf [firstpage_image] =>[orig_patent_app_number] => 516797 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/516797
Sluice for collecting cleaning bodies Jul 24, 1983 Issued
Array ( [id] => 2172577 [patent_doc_number] => 04508264 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-04-02 [patent_title] => 'Heater coolant circulation system for vehicle providing matched heating for intake system and passenger compartment' [patent_app_type] => 1 [patent_app_number] => 6/516333 [patent_app_country] => US [patent_app_date] => 1983-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3385 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 244 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/508/04508264.pdf [firstpage_image] =>[orig_patent_app_number] => 516333 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/516333
Heater coolant circulation system for vehicle providing matched heating for intake system and passenger compartment Jul 21, 1983 Issued
Array ( [id] => 2130300 [patent_doc_number] => 04531384 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-07-30 [patent_title] => 'Solar-powered refrigeration unit' [patent_app_type] => 1 [patent_app_number] => 6/515761 [patent_app_country] => US [patent_app_date] => 1983-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 1542 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 180 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/531/04531384.pdf [firstpage_image] =>[orig_patent_app_number] => 515761 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/515761
Solar-powered refrigeration unit Jul 20, 1983 Issued
Array ( [id] => 2240334 [patent_doc_number] => 04605060 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-08-12 [patent_title] => 'Heat exchanger plate' [patent_app_type] => 1 [patent_app_number] => 6/517529 [patent_app_country] => US [patent_app_date] => 1983-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 1459 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 38 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/605/04605060.pdf [firstpage_image] =>[orig_patent_app_number] => 517529 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/517529
Heat exchanger plate Jul 18, 1983 Issued
Array ( [id] => 2226432 [patent_doc_number] => 04584985 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-04-29 [patent_title] => 'Hot water heating installation' [patent_app_type] => 1 [patent_app_number] => 6/513835 [patent_app_country] => US [patent_app_date] => 1983-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3405 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/584/04584985.pdf [firstpage_image] =>[orig_patent_app_number] => 513835 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/513835
Hot water heating installation Jul 13, 1983 Issued
Array ( [id] => 2188259 [patent_doc_number] => 04532775 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-08-06 [patent_title] => 'Air cooler with condensate trap' [patent_app_type] => 1 [patent_app_number] => 6/512573 [patent_app_country] => US [patent_app_date] => 1983-07-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 916 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/532/04532775.pdf [firstpage_image] =>[orig_patent_app_number] => 512573 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/512573
Air cooler with condensate trap Jul 10, 1983 Issued
Array ( [id] => 2168002 [patent_doc_number] => 04507937 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-04-02 [patent_title] => 'Vehicle refrigeration unit and mounting assembly' [patent_app_type] => 1 [patent_app_number] => 6/512664 [patent_app_country] => US [patent_app_date] => 1983-07-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 8 [patent_no_of_words] => 3412 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/507/04507937.pdf [firstpage_image] =>[orig_patent_app_number] => 512664 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/512664
Vehicle refrigeration unit and mounting assembly Jul 10, 1983 Issued
Array ( [id] => 2191908 [patent_doc_number] => 04523438 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-06-18 [patent_title] => 'Apparatus for recovery of heat from fumes in a heating system or from the ambient air' [patent_app_type] => 1 [patent_app_number] => 6/511196 [patent_app_country] => US [patent_app_date] => 1983-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1224 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/523/04523438.pdf [firstpage_image] =>[orig_patent_app_number] => 511196 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/511196
Apparatus for recovery of heat from fumes in a heating system or from the ambient air Jul 5, 1983 Issued
Array ( [id] => 2170196 [patent_doc_number] => 04513911 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-04-30 [patent_title] => 'Auxiliary vehicle space heater' [patent_app_type] => 1 [patent_app_number] => 6/510684 [patent_app_country] => US [patent_app_date] => 1983-07-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2647 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 216 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/513/04513911.pdf [firstpage_image] =>[orig_patent_app_number] => 510684 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/510684
Auxiliary vehicle space heater Jul 4, 1983 Issued
Array ( [id] => 2141680 [patent_doc_number] => 04558818 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-12-17 [patent_title] => 'Batch-type water heating apparatus' [patent_app_type] => 1 [patent_app_number] => 6/509760 [patent_app_country] => US [patent_app_date] => 1983-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 3436 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/558/04558818.pdf [firstpage_image] =>[orig_patent_app_number] => 509760 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/509760
Batch-type water heating apparatus Jun 29, 1983 Issued
Array ( [id] => 2083613 [patent_doc_number] => 04475687 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-10-09 [patent_title] => 'Device for heating and ventilating large-area vehicles' [patent_app_type] => 1 [patent_app_number] => 6/509856 [patent_app_country] => US [patent_app_date] => 1983-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 3573 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 519 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/475/04475687.pdf [firstpage_image] =>[orig_patent_app_number] => 509856 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/509856
Device for heating and ventilating large-area vehicles Jun 29, 1983 Issued
Array ( [id] => 2191842 [patent_doc_number] => 04541561 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-09-17 [patent_title] => 'Heating equipment and method of operating same' [patent_app_type] => 1 [patent_app_number] => 6/507152 [patent_app_country] => US [patent_app_date] => 1983-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 1882 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/541/04541561.pdf [firstpage_image] =>[orig_patent_app_number] => 507152 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/507152
Heating equipment and method of operating same Jun 22, 1983 Issued
Array ( [id] => 2114116 [patent_doc_number] => 04488681 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-12-18 [patent_title] => 'Heat saving device' [patent_app_type] => 1 [patent_app_number] => 6/505850 [patent_app_country] => US [patent_app_date] => 1983-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2208 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 251 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/488/04488681.pdf [firstpage_image] =>[orig_patent_app_number] => 505850 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/505850
Heat saving device Jun 19, 1983 Issued
Array ( [id] => 2197801 [patent_doc_number] => 04492094 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-01-08 [patent_title] => 'One-body type air conditioner' [patent_app_type] => 1 [patent_app_number] => 6/505498 [patent_app_country] => US [patent_app_date] => 1983-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 16 [patent_no_of_words] => 3129 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 293 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/492/04492094.pdf [firstpage_image] =>[orig_patent_app_number] => 505498 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/505498
One-body type air conditioner Jun 16, 1983 Issued
Array ( [id] => 2275830 [patent_doc_number] => 04586500 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-05-06 [patent_title] => 'Breathing apparatus' [patent_app_type] => 1 [patent_app_number] => 6/504160 [patent_app_country] => US [patent_app_date] => 1983-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 2353 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 356 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/586/04586500.pdf [firstpage_image] =>[orig_patent_app_number] => 504160 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/504160
Breathing apparatus Jun 13, 1983 Issued
Array ( [id] => 2185560 [patent_doc_number] => 04501231 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-02-26 [patent_title] => 'Heating system with liquid pre-heating' [patent_app_type] => 1 [patent_app_number] => 6/500346 [patent_app_country] => US [patent_app_date] => 1983-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 1144 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 240 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/501/04501231.pdf [firstpage_image] =>[orig_patent_app_number] => 500346 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/500346
Heating system with liquid pre-heating Jun 1, 1983 Issued
Array ( [id] => 2098307 [patent_doc_number] => 04483277 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-11-20 [patent_title] => 'Superheated liquid heating system' [patent_app_type] => 1 [patent_app_number] => 6/500343 [patent_app_country] => US [patent_app_date] => 1983-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 893 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/483/04483277.pdf [firstpage_image] =>[orig_patent_app_number] => 500343 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/500343
Superheated liquid heating system Jun 1, 1983 Issued
Array ( [id] => 2260540 [patent_doc_number] => 04565070 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-01-21 [patent_title] => 'Apparatus and method for defrosting a heat exchanger in a refrigeration circuit' [patent_app_type] => 1 [patent_app_number] => 6/499958 [patent_app_country] => US [patent_app_date] => 1983-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3736 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/565/04565070.pdf [firstpage_image] =>[orig_patent_app_number] => 499958 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/499958
Apparatus and method for defrosting a heat exchanger in a refrigeration circuit May 31, 1983 Issued
Array ( [id] => 2188105 [patent_doc_number] => 04548050 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-10-22 [patent_title] => 'High efficiency fan coil unit' [patent_app_type] => 1 [patent_app_number] => 6/499619 [patent_app_country] => US [patent_app_date] => 1983-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2376 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/548/04548050.pdf [firstpage_image] =>[orig_patent_app_number] => 499619 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/499619
High efficiency fan coil unit May 30, 1983 Issued
Array ( [id] => 2231736 [patent_doc_number] => 04567732 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-02-04 [patent_title] => 'Method and system for controlling the environment in a greenhouse' [patent_app_type] => 1 [patent_app_number] => 6/497893 [patent_app_country] => US [patent_app_date] => 1983-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3311 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/567/04567732.pdf [firstpage_image] =>[orig_patent_app_number] => 497893 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/497893
Method and system for controlling the environment in a greenhouse May 24, 1983 Issued
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