Search

Tran N. Nguyen

Examiner (ID: 18432, Phone: (571)272-2030 , Office: P/2834 )

Most Active Art Unit
2834
Art Unit(s)
3621, 3626, 3685, 2102, 2834, 3686
Total Applications
3630
Issued Applications
2587
Pending Applications
147
Abandoned Applications
937

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 14596653 [patent_doc_number] => 10351508 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-07-16 [patent_title] => Carbonate ester purification method, carbonate ester solution production method, and carbonate ester purification apparatus [patent_app_type] => utility [patent_app_number] => 15/538634 [patent_app_country] => US [patent_app_date] => 2015-12-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 8138 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15538634 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/538634
Carbonate ester purification method, carbonate ester solution production method, and carbonate ester purification apparatus Dec 24, 2015 Issued
Array ( [id] => 12126471 [patent_doc_number] => 20180010058 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-01-11 [patent_title] => 'APPARATUS AND METHOD FOR INVESTIGATING NAPHTHA REFORMING PROCESSES' [patent_app_type] => utility [patent_app_number] => 15/541403 [patent_app_country] => US [patent_app_date] => 2015-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6664 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15541403 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/541403
Apparatus and method for investigating naphtha reforming processes Dec 21, 2015 Issued
Array ( [id] => 10820782 [patent_doc_number] => 20160166946 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-06-16 [patent_title] => 'SOLAR POWERED WATER PURIFICATION DEVICE WITH CYLINDRICAL STRUCTURE' [patent_app_type] => utility [patent_app_number] => 14/969076 [patent_app_country] => US [patent_app_date] => 2015-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 3350 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14969076 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/969076
Solar powered water purification device with cylindrical structure Dec 14, 2015 Issued
Array ( [id] => 10820853 [patent_doc_number] => 20160167017 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-06-16 [patent_title] => 'Sulfur-resistant Catalyst for Aromatics Saturated Hydrogenation and Preparation Method Thereof' [patent_app_type] => utility [patent_app_number] => 14/964204 [patent_app_country] => US [patent_app_date] => 2015-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3925 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14964204 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/964204
Sulfur-resistant catalyst for aromatics saturated hydrogenation and preparation method thereof Dec 8, 2015 Issued
Array ( [id] => 14143807 [patent_doc_number] => 10252255 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-04-09 [patent_title] => Method for preparing noble metal hydrogenation catalyst, noble metal hydrogenation catalyst and use thereof [patent_app_type] => utility [patent_app_number] => 14/964348 [patent_app_country] => US [patent_app_date] => 2015-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 5690 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 325 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14964348 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/964348
Method for preparing noble metal hydrogenation catalyst, noble metal hydrogenation catalyst and use thereof Dec 8, 2015 Issued
Array ( [id] => 11964900 [patent_doc_number] => 20170269053 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-09-21 [patent_title] => 'SYSTEM AND METHOD FOR PROCESSING PETROLEUM' [patent_app_type] => utility [patent_app_number] => 15/529259 [patent_app_country] => US [patent_app_date] => 2015-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 6702 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15529259 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/529259
SYSTEM AND METHOD FOR PROCESSING PETROLEUM Dec 6, 2015 Abandoned
Array ( [id] => 13814647 [patent_doc_number] => 10184084 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-01-22 [patent_title] => Oilsands processing using inline agitation and an inclined plate separator [patent_app_type] => utility [patent_app_number] => 14/959910 [patent_app_country] => US [patent_app_date] => 2015-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 3234 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14959910 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/959910
Oilsands processing using inline agitation and an inclined plate separator Dec 3, 2015 Issued
Array ( [id] => 14119091 [patent_doc_number] => 10246390 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-04-02 [patent_title] => Process for the separation of glycols using glycerol [patent_app_type] => utility [patent_app_number] => 15/533815 [patent_app_country] => US [patent_app_date] => 2015-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 3057 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15533815 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/533815
Process for the separation of glycols using glycerol Dec 3, 2015 Issued
Array ( [id] => 10813971 [patent_doc_number] => 20160160131 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-06-09 [patent_title] => 'Catalytic Pyrolysis Method and Apparatus' [patent_app_type] => utility [patent_app_number] => 14/957659 [patent_app_country] => US [patent_app_date] => 2015-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 19483 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14957659 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/957659
Catalytic pyrolysis method and apparatus Dec 2, 2015 Issued
Array ( [id] => 13702279 [patent_doc_number] => 20170362094 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-12-21 [patent_title] => ENERGY EFFICIENT WATER PURIFICATION AND DESALINATION [patent_app_type] => utility [patent_app_number] => 15/532749 [patent_app_country] => US [patent_app_date] => 2015-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7612 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15532749 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/532749
ENERGY EFFICIENT WATER PURIFICATION AND DESALINATION Dec 2, 2015 Abandoned
Array ( [id] => 10813974 [patent_doc_number] => 20160160134 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-06-09 [patent_title] => 'METHODS AND APPARATUS FOR CATALYTIC CRACKING' [patent_app_type] => utility [patent_app_number] => 14/958410 [patent_app_country] => US [patent_app_date] => 2015-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 6367 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14958410 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/958410
Methods for catalytic cracking Dec 2, 2015 Issued
Array ( [id] => 10806338 [patent_doc_number] => 20160152496 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-06-02 [patent_title] => 'METHOD FOR PROCESSING CONTAMINATED WASTEWATER FROM THE PREPARATION OF ISOPHORONE, ISOPHORONENITRILE AND ISOPHORONEDIAMINE' [patent_app_type] => utility [patent_app_number] => 14/951117 [patent_app_country] => US [patent_app_date] => 2015-11-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3084 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14951117 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/951117
Method for processing contaminated wastewater from the preparation of isophorone, isophoronenitrile and isophoronediamine Nov 23, 2015 Issued
Array ( [id] => 10996595 [patent_doc_number] => 20160193542 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-07-07 [patent_title] => 'LIQUID-GAS EXCHANGE DEVICE' [patent_app_type] => utility [patent_app_number] => 14/951270 [patent_app_country] => US [patent_app_date] => 2015-11-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4187 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14951270 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/951270
Liquid-gas exchange device and separation method Nov 23, 2015 Issued
Array ( [id] => 13107443 [patent_doc_number] => 10072358 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-09-11 [patent_title] => Process for recycling composite materials [patent_app_type] => utility [patent_app_number] => 14/944723 [patent_app_country] => US [patent_app_date] => 2015-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 2486 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14944723 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/944723
Process for recycling composite materials Nov 17, 2015 Issued
Array ( [id] => 12976663 [patent_doc_number] => 20170340986 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-11-30 [patent_title] => DISTILLATION PROCESS COMPRISING AT LEAST TWO DISTILLATION STEPS TO OBTAIN PURIFIED HALOGENATED CARBOXYLIC ACID HALIDE, AND USE OF THE PURIFIED HALOGENATED CARBOXYLIC ACID HALIDE [patent_app_type] => utility [patent_app_number] => 15/527436 [patent_app_country] => US [patent_app_date] => 2015-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3797 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15527436 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/527436
DISTILLATION PROCESS COMPRISING AT LEAST TWO DISTILLATION STEPS TO OBTAIN PURIFIED HALOGENATED CARBOXYLIC ACID HALIDE, AND USE OF THE PURIFIED HALOGENATED CARBOXYLIC ACID HALIDE Nov 16, 2015 Abandoned
Array ( [id] => 12030698 [patent_doc_number] => 20170320798 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-11-09 [patent_title] => 'METHOD FOR ISOLATING HFC-245cb AND (E)-HFO-1234ze FROM COMPOSITION CONTAINING BOTH COMPOUNDS' [patent_app_type] => utility [patent_app_number] => 15/527039 [patent_app_country] => US [patent_app_date] => 2015-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4325 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15527039 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/527039
Method for isolating HFC-245cb and (E)-HFO-1234ze from composition containing both compounds Nov 11, 2015 Issued
Array ( [id] => 11948517 [patent_doc_number] => 20170252669 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-09-07 [patent_title] => 'Method for Producing Anhydrous Sugar Alcohol Using Azeotropic Distillation' [patent_app_type] => utility [patent_app_number] => 15/518827 [patent_app_country] => US [patent_app_date] => 2015-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3095 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15518827 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/518827
Method for producing anhydrous sugar alcohol using azeotropic distillation Oct 6, 2015 Issued
Array ( [id] => 11943161 [patent_doc_number] => 20170247312 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-08-31 [patent_title] => 'Process for In Situ Water Removal from an Oxidative Esterification Reaction Using a Coupled Reactor-Distillation System' [patent_app_type] => utility [patent_app_number] => 15/521785 [patent_app_country] => US [patent_app_date] => 2015-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 6111 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15521785 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/521785
Process for in situ water removal from an oxidative esterification reaction using a coupled reactor-distillation system Oct 1, 2015 Issued
Array ( [id] => 13265247 [patent_doc_number] => 10144698 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-12-04 [patent_title] => Breaking a methanol/methyl methacrylate azeotrope using pressure swing distillation [patent_app_type] => utility [patent_app_number] => 15/521798 [patent_app_country] => US [patent_app_date] => 2015-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 3364 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15521798 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/521798
Breaking a methanol/methyl methacrylate azeotrope using pressure swing distillation Oct 1, 2015 Issued
Array ( [id] => 10791772 [patent_doc_number] => 20160137927 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-05-19 [patent_title] => 'METHODS FOR SPLITTING MIXED HYDROCARBON STREAMS' [patent_app_type] => utility [patent_app_number] => 14/838598 [patent_app_country] => US [patent_app_date] => 2015-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 6856 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14838598 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/838598
METHODS FOR SPLITTING MIXED HYDROCARBON STREAMS Aug 27, 2015 Abandoned
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