Search

Thuan D. Dang

Examiner (ID: 12079, Phone: (571)272-1445 , Office: P/1772 )

Most Active Art Unit
1772
Art Unit(s)
1797, 1772, 1106, 1771, 1764
Total Applications
2723
Issued Applications
2191
Pending Applications
169
Abandoned Applications
382

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 15556527 [patent_doc_number] => 20200062675 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-02-27 [patent_title] => METHODS AND SYSTEMS OF UPGRADING HEAVY AROMATICS STREAM TO PETROCHEMICAL FEEDSTOCK [patent_app_type] => utility [patent_app_number] => 16/672052 [patent_app_country] => US [patent_app_date] => 2019-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9360 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -25 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16672052 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/672052
Methods and systems of upgrading heavy aromatics stream to petrochemical feedstock Oct 31, 2019 Issued
Array ( [id] => 18341998 [patent_doc_number] => 11639474 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-05-02 [patent_title] => Catalytic cracking process and catalyst system therefor [patent_app_type] => utility [patent_app_number] => 17/288288 [patent_app_country] => US [patent_app_date] => 2019-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 9378 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17288288 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/288288
Catalytic cracking process and catalyst system therefor Oct 24, 2019 Issued
Array ( [id] => 16072845 [patent_doc_number] => 20200190409 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-18 [patent_title] => LOW VISCOSITY POLY-A-OLEFIN LUBRICATING OIL AND SYNTHESIS METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 16/663128 [patent_app_country] => US [patent_app_date] => 2019-10-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5114 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 286 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16663128 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/663128
Low viscosity poly-a-olefin lubricating oil and synthesis method thereof Oct 23, 2019 Issued
Array ( [id] => 17299328 [patent_doc_number] => 20210395167 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-23 [patent_title] => LIQUID-SOLID AXIAL MOVING BED REACTION AND REGENERATION DEVICE, AND SOLID ACID ALKYLATION METHOD [patent_app_type] => utility [patent_app_number] => 17/287648 [patent_app_country] => US [patent_app_date] => 2019-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 23284 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 197 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17287648 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/287648
Liquid-solid axial moving bed reaction and regeneration device, and solid acid alkylation method Oct 21, 2019 Issued
Array ( [id] => 17299329 [patent_doc_number] => 20210395168 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-23 [patent_title] => Method and apparatus for the production of ethylene [patent_app_type] => utility [patent_app_number] => 17/285619 [patent_app_country] => US [patent_app_date] => 2019-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6236 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 264 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17285619 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/285619
Method and apparatus for the production of ethylene Oct 16, 2019 Issued
Array ( [id] => 15740903 [patent_doc_number] => 20200109339 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-04-09 [patent_title] => PROCESS FOR CONVERTING C2-C5 HYDROCARBONS TO GASOLINE AND DIESEL FUEL BLENDSTOCKS [patent_app_type] => utility [patent_app_number] => 16/654370 [patent_app_country] => US [patent_app_date] => 2019-10-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19669 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16654370 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/654370
Process for converting C2-C5 hydrocarbons to gasoline and diesel fuel blendstocks Oct 15, 2019 Issued
Array ( [id] => 17184260 [patent_doc_number] => 20210331145 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-28 [patent_title] => HYDROGENATION PROCESS COMPRISING A CATALYST PREPARED BY ADDITION OF AN ORGANIC COMPOUND IN THE GAS PHASE [patent_app_type] => utility [patent_app_number] => 17/281067 [patent_app_country] => US [patent_app_date] => 2019-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14055 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 261 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17281067 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/281067
HYDROGENATION PROCESS COMPRISING A CATALYST PREPARED BY ADDITION OF AN ORGANIC COMPOUND IN THE GAS PHASE Oct 14, 2019 Abandoned
Array ( [id] => 16197680 [patent_doc_number] => 10722819 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-07-28 [patent_title] => Systems and methods comprising smart sample catcher for drilling operations [patent_app_type] => utility [patent_app_number] => 16/597059 [patent_app_country] => US [patent_app_date] => 2019-10-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 5772 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16597059 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/597059
Systems and methods comprising smart sample catcher for drilling operations Oct 8, 2019 Issued
Array ( [id] => 20077709 [patent_doc_number] => 12351761 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-08 [patent_title] => Catalytic process [patent_app_type] => utility [patent_app_number] => 17/283071 [patent_app_country] => US [patent_app_date] => 2019-10-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 18 [patent_no_of_words] => 7195 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17283071 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/283071
Catalytic process Oct 7, 2019 Issued
Array ( [id] => 17273370 [patent_doc_number] => 20210379568 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-09 [patent_title] => METHOD FOR PRODUCING HIGH-EFFICIENCY DEHYDROGENATION CATALYST FOR BRANCHED LIGHT HYDROCARBONS [patent_app_type] => utility [patent_app_number] => 17/285503 [patent_app_country] => US [patent_app_date] => 2019-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4047 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17285503 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/285503
METHOD FOR PRODUCING HIGH-EFFICIENCY DEHYDROGENATION CATALYST FOR BRANCHED LIGHT HYDROCARBONS Oct 3, 2019 Abandoned
Array ( [id] => 17066235 [patent_doc_number] => 20210268450 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-02 [patent_title] => COMPOSITION USEFUL FOR PRODUCTION OF ACIDIC GAS SEPARATION MEMBRANE [patent_app_type] => utility [patent_app_number] => 17/274427 [patent_app_country] => US [patent_app_date] => 2019-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9612 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 52 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17274427 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/274427
COMPOSITION USEFUL FOR PRODUCTION OF ACIDIC GAS SEPARATION MEMBRANE Oct 1, 2019 Abandoned
Array ( [id] => 16573015 [patent_doc_number] => 10894929 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-01-19 [patent_title] => Natural gas liquids recovery process [patent_app_type] => utility [patent_app_number] => 16/590806 [patent_app_country] => US [patent_app_date] => 2019-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 7051 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16590806 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/590806
Natural gas liquids recovery process Oct 1, 2019 Issued
Array ( [id] => 15408409 [patent_doc_number] => 20200024526 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-23 [patent_title] => FUNCTIONALIZED ALDEHYDES AS H2S AND MERCAPTAN SCAVENGERS [patent_app_type] => utility [patent_app_number] => 16/586176 [patent_app_country] => US [patent_app_date] => 2019-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6697 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16586176 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/586176
Functionalized aldehydes as H Sep 26, 2019 Issued
Array ( [id] => 17356594 [patent_doc_number] => 20220017390 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-20 [patent_title] => METHOD FOR THE PRECIPITATION OF ARSENIC AND HEAVY METALS FROM ACIDIC PROCESS WATER [patent_app_type] => utility [patent_app_number] => 17/286377 [patent_app_country] => US [patent_app_date] => 2019-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2532 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17286377 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/286377
METHOD FOR THE PRECIPITATION OF ARSENIC AND HEAVY METALS FROM ACIDIC PROCESS WATER Sep 25, 2019 Abandoned
Array ( [id] => 17287018 [patent_doc_number] => 11203558 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-12-21 [patent_title] => Selective hydrogenolysis integrated with cracking [patent_app_type] => utility [patent_app_number] => 17/262286 [patent_app_country] => US [patent_app_date] => 2019-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 14362 [patent_no_of_claims] => 20 [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] =>[firstpage_image] =>[orig_patent_app_number] => 17262286 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/262286
Selective hydrogenolysis integrated with cracking Sep 16, 2019 Issued
Array ( [id] => 16712157 [patent_doc_number] => 20210079304 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-18 [patent_title] => METAL REMOVAL FROM FLUIDS [patent_app_type] => utility [patent_app_number] => 16/573401 [patent_app_country] => US [patent_app_date] => 2019-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3812 [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] => 16573401 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/573401
Metal removal from fluids Sep 16, 2019 Issued
Array ( [id] => 18246771 [patent_doc_number] => 11603344 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-14 [patent_title] => Selective hydrogenolysis integrated with MTBE production [patent_app_type] => utility [patent_app_number] => 17/262287 [patent_app_country] => US [patent_app_date] => 2019-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 11330 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 235 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17262287 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/262287
Selective hydrogenolysis integrated with MTBE production Sep 16, 2019 Issued
Array ( [id] => 16229720 [patent_doc_number] => 10737253 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-08-11 [patent_title] => Metallophosphate molecular sieves and method of preparation and use [patent_app_type] => utility [patent_app_number] => 16/566974 [patent_app_country] => US [patent_app_date] => 2019-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 9495 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 310 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16566974 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/566974
Metallophosphate molecular sieves and method of preparation and use Sep 10, 2019 Issued
Array ( [id] => 18635154 [patent_doc_number] => 11759726 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-19 [patent_title] => Process for separating alkylation product, alkylation reaction and separation process, and related apparatus [patent_app_type] => utility [patent_app_number] => 17/274364 [patent_app_country] => US [patent_app_date] => 2019-09-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 6149 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17274364 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/274364
Process for separating alkylation product, alkylation reaction and separation process, and related apparatus Sep 5, 2019 Issued
Array ( [id] => 17060267 [patent_doc_number] => 11104855 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-08-31 [patent_title] => Co-processing of light cycle oil and heavy naphtha [patent_app_type] => utility [patent_app_number] => 16/558060 [patent_app_country] => US [patent_app_date] => 2019-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 8320 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16558060 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/558060
Co-processing of light cycle oil and heavy naphtha Aug 30, 2019 Issued
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