Search

Tam M. Nguyen

Examiner (ID: 2280, Phone: (571)272-1452 , Office: P/1772 )

Most Active Art Unit
1771
Art Unit(s)
1797, 1772, 1771, 3733, 1764, 3764
Total Applications
3005
Issued Applications
2138
Pending Applications
314
Abandoned Applications
582

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18902585 [patent_doc_number] => 20240018070 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-18 [patent_title] => A METHOD FOR PRODUCING A CRACKING PRODUCT FRACTION COMPRISING PROPYLENE, C4 OLEFINS, OR BOTH [patent_app_type] => utility [patent_app_number] => 18/251439 [patent_app_country] => US [patent_app_date] => 2021-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17182 [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] => 18251439 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/251439
A METHOD FOR PRODUCING A CRACKING PRODUCT FRACTION COMPRISING PROPYLENE, C4 OLEFINS, OR BOTH Oct 28, 2021 Pending
Array ( [id] => 18862182 [patent_doc_number] => 20230416618 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-28 [patent_title] => A Method of Producing Hydrocarbon Mixtures Rich in Aromatics [patent_app_type] => utility [patent_app_number] => 18/036874 [patent_app_country] => US [patent_app_date] => 2021-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7034 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 498 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18036874 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/036874
Method of producing hydrocarbon mixtures rich in aromatics Oct 27, 2021 Issued
Array ( [id] => 17399438 [patent_doc_number] => 20220041528 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-10 [patent_title] => SYSTEM FOR RECOVERY OF PROPYLENE FROM A PROPANE DEHYDROGENATION PROCESS [patent_app_type] => utility [patent_app_number] => 17/510580 [patent_app_country] => US [patent_app_date] => 2021-10-26 [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] => -3 [patent_words_short_claim] => 248 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17510580 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/510580
System for recovery of propylene from a propane dehydrogenation process Oct 25, 2021 Issued
Array ( [id] => 20634560 [patent_doc_number] => 12595428 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-04-07 [patent_title] => Process for depolymerization of solid mixed plastic [patent_app_type] => utility [patent_app_number] => 18/257944 [patent_app_country] => US [patent_app_date] => 2021-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2434 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18257944 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/257944
Process for depolymerization of solid mixed plastic Oct 25, 2021 Issued
Array ( [id] => 18786324 [patent_doc_number] => 20230374393 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-23 [patent_title] => METHOD AND APPARATUS FOR PRODUCING HYDROCARBON PRODUCT AND USE [patent_app_type] => utility [patent_app_number] => 18/248004 [patent_app_country] => US [patent_app_date] => 2021-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3069 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18248004 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/248004
Method and apparatus for producing hydrocarbon product and use Oct 20, 2021 Issued
Array ( [id] => 18902938 [patent_doc_number] => 20240018423 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-18 [patent_title] => METHOD FOR SELECTIVE HYDROGENATION USING A FOAMED CATALYST [patent_app_type] => utility [patent_app_number] => 18/033420 [patent_app_country] => US [patent_app_date] => 2021-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5204 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 191 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18033420 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/033420
METHOD FOR SELECTIVE HYDROGENATION USING A FOAMED CATALYST Oct 19, 2021 Pending
Array ( [id] => 19825551 [patent_doc_number] => 12246308 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-11 [patent_title] => Catalyst including molecular sieve having topological pore structure, preparation method therefor and use thereof [patent_app_type] => utility [patent_app_number] => 18/249718 [patent_app_country] => US [patent_app_date] => 2021-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 8157 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18249718 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/249718
Catalyst including molecular sieve having topological pore structure, preparation method therefor and use thereof Oct 18, 2021 Issued
Array ( [id] => 20356508 [patent_doc_number] => 12472489 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-18 [patent_title] => Catalyst granules used in olefin disproportionation reaction and preparation method therefor [patent_app_type] => utility [patent_app_number] => 18/249649 [patent_app_country] => US [patent_app_date] => 2021-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 5739 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18249649 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/249649
Catalyst granules used in olefin disproportionation reaction and preparation method therefor Oct 18, 2021 Issued
Array ( [id] => 19091109 [patent_doc_number] => 11952541 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-09 [patent_title] => Process for hydrotreating a feed stream comprising a biorenewable feedstock with treatment of an off-gas stream [patent_app_type] => utility [patent_app_number] => 17/498987 [patent_app_country] => US [patent_app_date] => 2021-10-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 15519 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17498987 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/498987
Process for hydrotreating a feed stream comprising a biorenewable feedstock with treatment of an off-gas stream Oct 11, 2021 Issued
Array ( [id] => 20343282 [patent_doc_number] => 12467005 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-11 [patent_title] => Alternative methanol to olefin (MTO) process [patent_app_type] => utility [patent_app_number] => 18/245828 [patent_app_country] => US [patent_app_date] => 2021-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5469 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 250 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18245828 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/245828
Alternative methanol to olefin (MTO) process Sep 23, 2021 Issued
Array ( [id] => 18718071 [patent_doc_number] => 11795406 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-24 [patent_title] => Multi-stage device and process for production of a low sulfur heavy marine fuel oil from distressed heavy fuel oil materials [patent_app_type] => utility [patent_app_number] => 17/473421 [patent_app_country] => US [patent_app_date] => 2021-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 16 [patent_no_of_words] => 22791 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 215 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17473421 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/473421
Multi-stage device and process for production of a low sulfur heavy marine fuel oil from distressed heavy fuel oil materials Sep 12, 2021 Issued
Array ( [id] => 18597497 [patent_doc_number] => 20230272293 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-31 [patent_title] => METHOD FOR PROCESSING PYROLYSIS OILS FROM PLASTICS AND/OR SOLID RECOVERED FUELS LOADED WITH IMPURITIES [patent_app_type] => utility [patent_app_number] => 18/028273 [patent_app_country] => US [patent_app_date] => 2021-09-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21544 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 425 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18028273 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/028273
METHOD FOR PROCESSING PYROLYSIS OILS FROM PLASTICS AND/OR SOLID RECOVERED FUELS LOADED WITH IMPURITIES Sep 8, 2021 Pending
Array ( [id] => 18988010 [patent_doc_number] => 20240059979 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-22 [patent_title] => PROCESS AND SYSTEM FOR HYDROTREATING RENEWABLE FEEDSTOCK [patent_app_type] => utility [patent_app_number] => 18/025142 [patent_app_country] => US [patent_app_date] => 2021-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13137 [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] => 18025142 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/025142
PROCESS AND SYSTEM FOR HYDROTREATING RENEWABLE FEEDSTOCK Sep 7, 2021 Pending
Array ( [id] => 18770708 [patent_doc_number] => 20230365479 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-16 [patent_title] => Processes for Converting C8 Aromatic Hydrocarbons [patent_app_type] => utility [patent_app_number] => 18/044584 [patent_app_country] => US [patent_app_date] => 2021-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16494 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18044584 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/044584
Processes for Converting C8 Aromatic Hydrocarbons Aug 31, 2021 Pending
Array ( [id] => 18692412 [patent_doc_number] => 20230322646 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-12 [patent_title] => PROCESSES FOR THE PREPARATION OF ALKYLBENZENES [patent_app_type] => utility [patent_app_number] => 18/042487 [patent_app_country] => US [patent_app_date] => 2021-08-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6851 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18042487 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/042487
Processes for the preparation of alkylbenzenes Aug 19, 2021 Issued
Array ( [id] => 18628416 [patent_doc_number] => 20230287280 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-14 [patent_title] => PROCESS FOR HYDROTREATMENT OF MATERIALS FROM RENEWABLE SOURCES [patent_app_type] => utility [patent_app_number] => 18/005869 [patent_app_country] => US [patent_app_date] => 2021-08-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7164 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 18005869 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/005869
PROCESS FOR HYDROTREATMENT OF MATERIALS FROM RENEWABLE SOURCES Aug 19, 2021 Pending
Array ( [id] => 20158126 [patent_doc_number] => 12384736 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-12 [patent_title] => Process and plant for preparing purified benzene composition from crude hydrocarbon stream containing benzene [patent_app_type] => utility [patent_app_number] => 18/021545 [patent_app_country] => US [patent_app_date] => 2021-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4764 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18021545 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/021545
Process and plant for preparing purified benzene composition from crude hydrocarbon stream containing benzene Aug 16, 2021 Issued
Array ( [id] => 18657972 [patent_doc_number] => 20230303932 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-28 [patent_title] => METALLIC BASED HYDROCARBON PYROLYSIS [patent_app_type] => utility [patent_app_number] => 18/041345 [patent_app_country] => US [patent_app_date] => 2021-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7775 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18041345 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/041345
Metallic based hydrocarbon pyrolysis Aug 10, 2021 Issued
Array ( [id] => 18657561 [patent_doc_number] => 20230303466 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-28 [patent_title] => OXIDATIVE DEHYDROGENATION PROCESS [patent_app_type] => utility [patent_app_number] => 18/020480 [patent_app_country] => US [patent_app_date] => 2021-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15119 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18020480 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/020480
OXIDATIVE DEHYDROGENATION PROCESS Aug 10, 2021 Pending
Array ( [id] => 18895094 [patent_doc_number] => 20240010579 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-11 [patent_title] => Processes for Making Linear Alpha-Olefins [patent_app_type] => utility [patent_app_number] => 18/042386 [patent_app_country] => US [patent_app_date] => 2021-08-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 25243 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18042386 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/042386
Processes for Making Linear Alpha-Olefins Aug 9, 2021 Pending
Menu