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] => 15267177 [patent_doc_number] => 20190382322 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-12-19 [patent_title] => Ways to Prevent Pump-Around Heat Exchanger Fouling and Extend Run Lengths on a Benzene Hydrogenation Unit [patent_app_type] => utility [patent_app_number] => 16/555170 [patent_app_country] => US [patent_app_date] => 2019-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12835 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 211 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16555170 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/555170
Ways to prevent pump-around heat exchanger fouling and extend run lengths on a benzene hydrogenation unit Aug 28, 2019 Issued
Array ( [id] => 17228495 [patent_doc_number] => 20210355051 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-18 [patent_title] => PROCESS FOR MAXIMIZING 1-BUTENE PRODUCTION FROM N-BUTANE DEHYDROGENATION [patent_app_type] => utility [patent_app_number] => 17/283051 [patent_app_country] => US [patent_app_date] => 2019-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3529 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17283051 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/283051
Process for maximizing 1-butene production from n-butane dehydrogenation Aug 26, 2019 Issued
Array ( [id] => 17074008 [patent_doc_number] => 11110388 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-09-07 [patent_title] => Apparatus and system for swing adsorption processes related thereto [patent_app_type] => utility [patent_app_number] => 16/548995 [patent_app_country] => US [patent_app_date] => 2019-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 10645 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 210 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16548995 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/548995
Apparatus and system for swing adsorption processes related thereto Aug 22, 2019 Issued
Array ( [id] => 17126075 [patent_doc_number] => 20210300843 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-30 [patent_title] => METHOD TO PRODUCE BIO-RENEWABLE PROPYLENE FROM OILS AND FATS [patent_app_type] => utility [patent_app_number] => 17/265257 [patent_app_country] => US [patent_app_date] => 2019-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9653 [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] => 17265257 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/265257
Method to produce bio-renewable propylene from oils and fats Jul 24, 2019 Issued
Array ( [id] => 16843056 [patent_doc_number] => 11015130 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-05-25 [patent_title] => Fluid catalytic cracking process and apparatus for maximizing light olefin yield and other applications [patent_app_type] => utility [patent_app_number] => 16/511355 [patent_app_country] => US [patent_app_date] => 2019-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 17232 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16511355 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/511355
Fluid catalytic cracking process and apparatus for maximizing light olefin yield and other applications Jul 14, 2019 Issued
Array ( [id] => 17243331 [patent_doc_number] => 20210363074 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-25 [patent_title] => METHOD FOR PREPARING ETHYLENE AND APPARATUS FOR PREPARING ETHYLENE [patent_app_type] => utility [patent_app_number] => 16/648541 [patent_app_country] => US [patent_app_date] => 2019-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9469 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 237 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16648541 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/648541
Method for preparing ethylene and apparatus for preparing ethylene Jul 14, 2019 Issued
Array ( [id] => 15343263 [patent_doc_number] => 20200009523 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-09 [patent_title] => FLUID CATALYTIC CRACKING PROCESS AND APPARATUS FOR MAXIMIZING LIGHT OLEFIN YIELD AND OTHER APPLICATIONS [patent_app_type] => utility [patent_app_number] => 16/511645 [patent_app_country] => US [patent_app_date] => 2019-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20240 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 293 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16511645 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/511645
Fluid catalytic cracking process and apparatus for maximizing light olefin yield and other applications Jul 14, 2019 Issued
Array ( [id] => 15589415 [patent_doc_number] => 20200071242 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-03-05 [patent_title] => ETHYLENE-TO-LIQUIDS SYSTEMS AND METHODS [patent_app_type] => utility [patent_app_number] => 16/508149 [patent_app_country] => US [patent_app_date] => 2019-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 101892 [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] => 16508149 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/508149
ETHYLENE-TO-LIQUIDS SYSTEMS AND METHODS Jul 9, 2019 Abandoned
Array ( [id] => 17221716 [patent_doc_number] => 11174206 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-11-16 [patent_title] => Processes for the manufacture of isobutylene, polyisobutylene, and derivatives thereof [patent_app_type] => utility [patent_app_number] => 16/457190 [patent_app_country] => US [patent_app_date] => 2019-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 23049 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16457190 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/457190
Processes for the manufacture of isobutylene, polyisobutylene, and derivatives thereof Jun 27, 2019 Issued
Array ( [id] => 17287019 [patent_doc_number] => 11203559 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-12-21 [patent_title] => Chemical processes and systems that include the combustion of supplemental fuels [patent_app_type] => utility [patent_app_number] => 17/256688 [patent_app_country] => US [patent_app_date] => 2019-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 12843 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 197 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17256688 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/256688
Chemical processes and systems that include the combustion of supplemental fuels Jun 25, 2019 Issued
Array ( [id] => 17251057 [patent_doc_number] => 11186529 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-11-30 [patent_title] => Advanced oxidative coupling of methane [patent_app_type] => utility [patent_app_number] => 16/445562 [patent_app_country] => US [patent_app_date] => 2019-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 22 [patent_no_of_words] => 17640 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16445562 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/445562
Advanced oxidative coupling of methane Jun 18, 2019 Issued
Array ( [id] => 17235792 [patent_doc_number] => 11179655 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-11-23 [patent_title] => Simulated moving bed separation method and device with reduced number of beds and bypass fluid flow [patent_app_type] => utility [patent_app_number] => 16/445544 [patent_app_country] => US [patent_app_date] => 2019-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 6674 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 506 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16445544 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/445544
Simulated moving bed separation method and device with reduced number of beds and bypass fluid flow Jun 18, 2019 Issued
Array ( [id] => 17207682 [patent_doc_number] => 11168041 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-11-09 [patent_title] => Efficient downstream process for n-butane dehydrogenation technology for the production of high purity butylenes [patent_app_type] => utility [patent_app_number] => 17/263265 [patent_app_country] => US [patent_app_date] => 2019-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3990 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17263265 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/263265
Efficient downstream process for n-butane dehydrogenation technology for the production of high purity butylenes Jun 18, 2019 Issued
Array ( [id] => 16026315 [patent_doc_number] => 10675559 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-06-09 [patent_title] => Simulated moving bed separation method and device with bypass fluid flow [patent_app_type] => utility [patent_app_number] => 16/441547 [patent_app_country] => US [patent_app_date] => 2019-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 6128 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 434 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16441547 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/441547
Simulated moving bed separation method and device with bypass fluid flow Jun 13, 2019 Issued
Array ( [id] => 15207263 [patent_doc_number] => 20190366318 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-12-05 [patent_title] => METATHESIS CATALYSTS AND REACTIONS USING THE CATALYSTS [patent_app_type] => utility [patent_app_number] => 16/439512 [patent_app_country] => US [patent_app_date] => 2019-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 24801 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [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] => 16439512 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/439512
Metathesis catalysts and reactions using the catalysts Jun 11, 2019 Issued
Array ( [id] => 17052045 [patent_doc_number] => 20210261479 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-26 [patent_title] => METHOD AND APPARATUS FOR FORMING HYDROCARBONS [patent_app_type] => utility [patent_app_number] => 16/973806 [patent_app_country] => US [patent_app_date] => 2019-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4681 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16973806 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/973806
METHOD AND APPARATUS FOR FORMING HYDROCARBONS Jun 9, 2019 Abandoned
Array ( [id] => 16382269 [patent_doc_number] => 10807083 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-10-20 [patent_title] => Metallophosphate molecular sieves and method of preparation and use [patent_app_type] => utility [patent_app_number] => 16/431587 [patent_app_country] => US [patent_app_date] => 2019-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10385 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 344 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16431587 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/431587
Metallophosphate molecular sieves and method of preparation and use Jun 3, 2019 Issued
Array ( [id] => 16468430 [patent_doc_number] => 20200369967 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-26 [patent_title] => REGULATORY CONTROLLER FOR USAGE IN A CATALYTIC OLEFINS [patent_app_type] => utility [patent_app_number] => 16/420350 [patent_app_country] => US [patent_app_date] => 2019-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5108 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16420350 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/420350
Regulatory controller for usage in a catalytic olefins May 22, 2019 Issued
Array ( [id] => 16467196 [patent_doc_number] => 20200368733 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-26 [patent_title] => PROCESS FOR MAKING MODIFIED SMALL-CRYSTAL MORDENITE, TRANSALKYLATION PROCESS USING SAME, AND MODIFIED SMALL-CRYSTAL MORDENITE [patent_app_type] => utility [patent_app_number] => 16/419271 [patent_app_country] => US [patent_app_date] => 2019-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6087 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 23 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16419271 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/419271
Process for making modified small-crystal mordenite, transalkylation process using same, and modified small-crystal mordenite May 21, 2019 Issued
Array ( [id] => 14807447 [patent_doc_number] => 20190270333 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-09-05 [patent_title] => FRAME-TYPE AIR PURIFIER WITH CHANGABLE IMAGING SHEET [patent_app_type] => utility [patent_app_number] => 16/419856 [patent_app_country] => US [patent_app_date] => 2019-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3952 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16419856 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/419856
FRAME-TYPE AIR PURIFIER WITH CHANGABLE IMAGING SHEET May 21, 2019 Abandoned
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