Search

Thuan D. Dang

Examiner (ID: 2328, Phone: (571)272-1445 , Office: P/1772 )

Most Active Art Unit
1772
Art Unit(s)
1772, 1106, 1797, 1771, 1764
Total Applications
2735
Issued Applications
2189
Pending Applications
187
Abandoned Applications
382

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17627125 [patent_doc_number] => 20220162140 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-26 [patent_title] => PROCESS AND PLANT FOR PRODUCING ALPHA OLEFINS [patent_app_type] => utility [patent_app_number] => 17/425820 [patent_app_country] => US [patent_app_date] => 2020-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4660 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 332 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17425820 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/425820
Process and plant for producing alpha olefins Jan 27, 2020 Issued
Array ( [id] => 15930777 [patent_doc_number] => 20200157022 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-05-21 [patent_title] => Hydrocarbon Conversion [patent_app_type] => utility [patent_app_number] => 16/750764 [patent_app_country] => US [patent_app_date] => 2020-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15224 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [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] => 16750764 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/750764
Hydrocarbon conversion Jan 22, 2020 Issued
Array ( [id] => 18077182 [patent_doc_number] => 20220402794 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-22 [patent_title] => PFAS TREATMENT SCHEME USING SEPARATION AND ELECTROCHEMICAL ELIMINATION [patent_app_type] => utility [patent_app_number] => 17/617300 [patent_app_country] => US [patent_app_date] => 2020-01-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10279 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [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] => 17617300 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/617300
PFAS TREATMENT SCHEME USING SEPARATION AND ELECTROCHEMICAL ELIMINATION Jan 7, 2020 Pending
Array ( [id] => 17473868 [patent_doc_number] => 20220081372 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-17 [patent_title] => PROCESS FOR DE-POLYMERIZATION OF STYRENIC MONOMER-CONTAINING POLYMERS AND FOR RETRIEVAL OF STYRENIC MONOMERS [patent_app_type] => utility [patent_app_number] => 17/419063 [patent_app_country] => US [patent_app_date] => 2020-01-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6374 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 17419063 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/419063
Process for de-polymerization of styrenic monomer-containing polymers and for retrieval of styrenic monomers Jan 6, 2020 Issued
Array ( [id] => 16590737 [patent_doc_number] => 10899987 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-01-26 [patent_title] => Two column hydrocarbon recovery from carbon dioxide enhanced oil recovery streams [patent_app_type] => utility [patent_app_number] => 16/733977 [patent_app_country] => US [patent_app_date] => 2020-01-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 7170 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 232 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16733977 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/733977
Two column hydrocarbon recovery from carbon dioxide enhanced oil recovery streams Jan 2, 2020 Issued
Array ( [id] => 17356640 [patent_doc_number] => 20220017436 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-20 [patent_title] => SEPARATION OF OLEFIN COMPONENTS FROM A MIXTURE OF BUTANES AND BUTENES USING DISTILLATION AND ADSORBENTS [patent_app_type] => utility [patent_app_number] => 17/414821 [patent_app_country] => US [patent_app_date] => 2019-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5519 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17414821 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/414821
SEPARATION OF OLEFIN COMPONENTS FROM A MIXTURE OF BUTANES AND BUTENES USING DISTILLATION AND ADSORBENTS Dec 16, 2019 Abandoned
Array ( [id] => 16405762 [patent_doc_number] => 10814302 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-10-27 [patent_title] => Producing C5 olefins from steam cracker C5 feeds--a process using a catalytic distillation reactor system [patent_app_type] => utility [patent_app_number] => 16/707197 [patent_app_country] => US [patent_app_date] => 2019-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 21 [patent_no_of_words] => 21724 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16707197 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/707197
Producing C5 olefins from steam cracker C5 feeds--a process using a catalytic distillation reactor system Dec 8, 2019 Issued
Array ( [id] => 17697013 [patent_doc_number] => 11370723 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-28 [patent_title] => Process for preparing linear alkyl benzene [patent_app_type] => utility [patent_app_number] => 17/312307 [patent_app_country] => US [patent_app_date] => 2019-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 5740 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 475 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17312307 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/312307
Process for preparing linear alkyl benzene Dec 8, 2019 Issued
Array ( [id] => 17399435 [patent_doc_number] => 20220041525 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-10 [patent_title] => LOW-ENERGY CONSUMPTION METHOD FOR DEHYDRATING ETHANOL INTO ETHYLENE [patent_app_type] => utility [patent_app_number] => 17/413080 [patent_app_country] => US [patent_app_date] => 2019-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10151 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 339 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17413080 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/413080
Low-energy consumption method for dehydrating ethanol into ethylene Nov 26, 2019 Issued
Array ( [id] => 18996883 [patent_doc_number] => 11913718 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-27 [patent_title] => Argon and power production by integration with power plant [patent_app_type] => utility [patent_app_number] => 16/697712 [patent_app_country] => US [patent_app_date] => 2019-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2482 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16697712 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/697712
Argon and power production by integration with power plant Nov 26, 2019 Issued
Array ( [id] => 17299333 [patent_doc_number] => 20210395172 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-23 [patent_title] => INDENE COMPOSITION [patent_app_type] => utility [patent_app_number] => 17/281435 [patent_app_country] => US [patent_app_date] => 2019-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7175 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17281435 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/281435
Indene composition Nov 20, 2019 Issued
Array ( [id] => 17274694 [patent_doc_number] => 20210380892 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-09 [patent_title] => Process for C5+ Hydrocarbon Conversion [patent_app_type] => utility [patent_app_number] => 17/282418 [patent_app_country] => US [patent_app_date] => 2019-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18749 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17282418 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/282418
Process for C5+ hydrocarbon conversion Nov 3, 2019 Issued
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
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