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] => 18280747 [patent_doc_number] => 20230096219 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-30 [patent_title] => SLUDGE DEHYDRATING AGENT AND SLUDGE DEHYDRATION METHOD [patent_app_type] => utility [patent_app_number] => 17/603586 [patent_app_country] => US [patent_app_date] => 2020-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8723 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17603586 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/603586
Sludge dehydrating agent and sludge dehydration method Mar 12, 2020 Issued
Array ( [id] => 17595153 [patent_doc_number] => 20220144726 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-12 [patent_title] => METHOD AND SYSTEM FOR OBTAINING A PROPYLENE PRODUCT [patent_app_type] => utility [patent_app_number] => 17/433862 [patent_app_country] => US [patent_app_date] => 2020-02-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4190 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 276 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17433862 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/433862
Method and system for obtaining a propylene product Feb 25, 2020 Issued
Array ( [id] => 17975462 [patent_doc_number] => 11492309 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-08 [patent_title] => Method and system for obtaining a butylene product [patent_app_type] => utility [patent_app_number] => 17/433870 [patent_app_country] => US [patent_app_date] => 2020-02-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4170 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 297 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17433870 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/433870
Method and system for obtaining a butylene product Feb 25, 2020 Issued
Array ( [id] => 17720233 [patent_doc_number] => 20220212953 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-07 [patent_title] => METHOD FOR PREDICTING PARTICULATE BREAKTHROUGH TIME FOR NON-REGENERATIVE ION EXCHANGE RESIN DEVICE AND METHOD FOR MANAGING NON-REGENERATIVE ION EXCHANGE RESIN DEVICE [patent_app_type] => utility [patent_app_number] => 17/610685 [patent_app_country] => US [patent_app_date] => 2020-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6335 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17610685 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/610685
Method for predicting particulate breakthrough time for non-regenerative ion exchange resin device and method for managing non-regenerative ion exchange resin device Feb 24, 2020 Issued
Array ( [id] => 16109315 [patent_doc_number] => 20200206680 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-02 [patent_title] => PRODUCTION OF BIOMETHANE USING A HIGH RECOVERY MODULE [patent_app_type] => utility [patent_app_number] => 16/799708 [patent_app_country] => US [patent_app_date] => 2020-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9532 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 190 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16799708 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/799708
PRODUCTION OF BIOMETHANE USING A HIGH RECOVERY MODULE Feb 23, 2020 Abandoned
Array ( [id] => 19339263 [patent_doc_number] => 12049441 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-30 [patent_title] => Process for preparing limonene and composition containing limonene [patent_app_type] => utility [patent_app_number] => 17/799506 [patent_app_country] => US [patent_app_date] => 2020-02-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2064 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 33 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17799506 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/799506
Process for preparing limonene and composition containing limonene Feb 17, 2020 Issued
Array ( [id] => 19738258 [patent_doc_number] => 12215076 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-04 [patent_title] => Method for producing limonene and composition containing limonene [patent_app_type] => utility [patent_app_number] => 17/800089 [patent_app_country] => US [patent_app_date] => 2020-02-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1923 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17800089 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/800089
Method for producing limonene and composition containing limonene Feb 17, 2020 Issued
Array ( [id] => 15993079 [patent_doc_number] => 20200172410 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-04 [patent_title] => WASTE WATER TREATMENT [patent_app_type] => utility [patent_app_number] => 16/782787 [patent_app_country] => US [patent_app_date] => 2020-02-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5076 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16782787 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/782787
WASTE WATER TREATMENT Feb 4, 2020 Abandoned
Array ( [id] => 18202318 [patent_doc_number] => 11584700 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-02-21 [patent_title] => Methods for operating acetylene hydrogenation units in olefin production processes [patent_app_type] => utility [patent_app_number] => 17/433800 [patent_app_country] => US [patent_app_date] => 2020-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 12866 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17433800 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/433800
Methods for operating acetylene hydrogenation units in olefin production processes Feb 3, 2020 Issued
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] => 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] => 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] => 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] => 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] => 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] => 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
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