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
07/306201 VACUUM DRYING MACHINE FOR TANNED SKINS, WITH MULTIPLE WORK SURFACES Feb 1, 1989 Abandoned
Array ( [id] => 2587923 [patent_doc_number] => 04911359 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-03-27 [patent_title] => 'Apparatus for and method of recovering chimney heat' [patent_app_type] => 1 [patent_app_number] => 7/306255 [patent_app_country] => US [patent_app_date] => 1989-02-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 2178 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/911/04911359.pdf [firstpage_image] =>[orig_patent_app_number] => 306255 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/306255
Apparatus for and method of recovering chimney heat Feb 1, 1989 Issued
Array ( [id] => 2686821 [patent_doc_number] => 05016361 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-05-21 [patent_title] => 'Method of extracting liquid from wet material' [patent_app_type] => 1 [patent_app_number] => 7/304780 [patent_app_country] => US [patent_app_date] => 1989-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4253 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/016/05016361.pdf [firstpage_image] =>[orig_patent_app_number] => 304780 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/304780
Method of extracting liquid from wet material Jan 30, 1989 Issued
Array ( [id] => 2804608 [patent_doc_number] => 05094013 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-03-10 [patent_title] => 'Ultra-fast quenching device' [patent_app_type] => 1 [patent_app_number] => 7/303262 [patent_app_country] => US [patent_app_date] => 1989-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 3095 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/094/05094013.pdf [firstpage_image] =>[orig_patent_app_number] => 303262 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/303262
Ultra-fast quenching device Jan 29, 1989 Issued
Array ( [id] => 2610593 [patent_doc_number] => 04951401 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-08-28 [patent_title] => 'Solder reflow apparatus' [patent_app_type] => 1 [patent_app_number] => 7/303201 [patent_app_country] => US [patent_app_date] => 1989-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 4186 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/951/04951401.pdf [firstpage_image] =>[orig_patent_app_number] => 303201 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/303201
Solder reflow apparatus Jan 29, 1989 Issued
Array ( [id] => 2555821 [patent_doc_number] => 04944673 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-07-31 [patent_title] => 'Drier for a web of material' [patent_app_type] => 1 [patent_app_number] => 7/303485 [patent_app_country] => US [patent_app_date] => 1989-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1971 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 204 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/944/04944673.pdf [firstpage_image] =>[orig_patent_app_number] => 303485 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/303485
Drier for a web of material Jan 26, 1989 Issued
Array ( [id] => 2608642 [patent_doc_number] => 04936026 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-06-26 [patent_title] => 'Charge/purge control system for air dryer' [patent_app_type] => 1 [patent_app_number] => 7/301427 [patent_app_country] => US [patent_app_date] => 1989-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 1940 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/936/04936026.pdf [firstpage_image] =>[orig_patent_app_number] => 301427 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/301427
Charge/purge control system for air dryer Jan 25, 1989 Issued
Array ( [id] => 2761486 [patent_doc_number] => 05140756 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-08-25 [patent_title] => 'Fluidized bed granulator' [patent_app_type] => 1 [patent_app_number] => 7/309670 [patent_app_country] => US [patent_app_date] => 1989-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 2670 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/140/05140756.pdf [firstpage_image] =>[orig_patent_app_number] => 309670 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/309670
Fluidized bed granulator Jan 24, 1989 Issued
Array ( [id] => 2571128 [patent_doc_number] => 04925091 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-05-15 [patent_title] => 'Vehicle engine warming and passenger compartment heating device' [patent_app_type] => 1 [patent_app_number] => 7/299417 [patent_app_country] => US [patent_app_date] => 1989-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 6026 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/925/04925091.pdf [firstpage_image] =>[orig_patent_app_number] => 299417 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/299417
Vehicle engine warming and passenger compartment heating device Jan 22, 1989 Issued
Array ( [id] => 2695498 [patent_doc_number] => 04981263 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-01-01 [patent_title] => 'Paint booth thermal reclamation system for space heating' [patent_app_type] => 1 [patent_app_number] => 7/299126 [patent_app_country] => US [patent_app_date] => 1989-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 3889 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/981/04981263.pdf [firstpage_image] =>[orig_patent_app_number] => 299126 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/299126
Paint booth thermal reclamation system for space heating Jan 22, 1989 Issued
Array ( [id] => 2491781 [patent_doc_number] => 04862600 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-09-05 [patent_title] => 'Opposed belt drier for wood veneers' [patent_app_type] => 1 [patent_app_number] => 7/300199 [patent_app_country] => US [patent_app_date] => 1989-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1484 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/862/04862600.pdf [firstpage_image] =>[orig_patent_app_number] => 300199 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/300199
Opposed belt drier for wood veneers Jan 22, 1989 Issued
Array ( [id] => 2638017 [patent_doc_number] => 04979951 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-12-25 [patent_title] => 'Atherectomy device and method' [patent_app_type] => 1 [patent_app_number] => 7/298846 [patent_app_country] => US [patent_app_date] => 1989-01-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6897 [patent_no_of_claims] => 60 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/979/04979951.pdf [firstpage_image] =>[orig_patent_app_number] => 298846 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/298846
Atherectomy device and method Jan 17, 1989 Issued
Array ( [id] => 2643851 [patent_doc_number] => 04903416 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-02-27 [patent_title] => 'Handheld cordless hair dryer' [patent_app_type] => 1 [patent_app_number] => 7/297486 [patent_app_country] => US [patent_app_date] => 1989-01-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 5541 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 303 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/903/04903416.pdf [firstpage_image] =>[orig_patent_app_number] => 297486 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/297486
Handheld cordless hair dryer Jan 16, 1989 Issued
Array ( [id] => 2646836 [patent_doc_number] => 04953357 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-09-04 [patent_title] => 'Safety refrigerant storage cylinder' [patent_app_type] => 1 [patent_app_number] => 7/297054 [patent_app_country] => US [patent_app_date] => 1989-01-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2924 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/953/04953357.pdf [firstpage_image] =>[orig_patent_app_number] => 297054 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/297054
Safety refrigerant storage cylinder Jan 16, 1989 Issued
07/294823 REFRIGERANT RECLAIM METHOD AND APPARATUS Jan 8, 1989 Abandoned
Array ( [id] => 2578393 [patent_doc_number] => 04958766 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-09-25 [patent_title] => 'Appliance for heating motor vehicles, mainly buses driven with internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 7/295221 [patent_app_country] => US [patent_app_date] => 1989-01-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 10 [patent_no_of_words] => 4933 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/958/04958766.pdf [firstpage_image] =>[orig_patent_app_number] => 295221 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/295221
Appliance for heating motor vehicles, mainly buses driven with internal combustion engine Jan 8, 1989 Issued
Array ( [id] => 2722000 [patent_doc_number] => 05010660 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-04-30 [patent_title] => 'Method and apparatus for drying glassware' [patent_app_type] => 1 [patent_app_number] => 7/293956 [patent_app_country] => US [patent_app_date] => 1989-01-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 5408 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/010/05010660.pdf [firstpage_image] =>[orig_patent_app_number] => 293956 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/293956
Method and apparatus for drying glassware Jan 5, 1989 Issued
Array ( [id] => 2675898 [patent_doc_number] => 04995242 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-02-26 [patent_title] => 'Method of and means for controlling the condition of air in an enclosure' [patent_app_type] => 1 [patent_app_number] => 7/294114 [patent_app_country] => US [patent_app_date] => 1989-01-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2525 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/995/04995242.pdf [firstpage_image] =>[orig_patent_app_number] => 294114 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/294114
Method of and means for controlling the condition of air in an enclosure Jan 5, 1989 Issued
07/293812 VACUUM INSULATED SORBENT-DRIVEN REFRIGERATION DEVICE Jan 4, 1989 Abandoned
Array ( [id] => 2702479 [patent_doc_number] => 05007583 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-04-16 [patent_title] => 'Device for accomodating expansion in fluid circulation systems' [patent_app_type] => 1 [patent_app_number] => 7/314056 [patent_app_country] => US [patent_app_date] => 1989-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2150 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/007/05007583.pdf [firstpage_image] =>[orig_patent_app_number] => 314056 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/314056
Device for accomodating expansion in fluid circulation systems Jan 3, 1989 Issued
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