Search

David Phantana Angkool

Examiner (ID: 14739, Phone: (571)272-2673 , Office: P/2175 )

Most Active Art Unit
2175
Art Unit(s)
2175, 2145, 2172, 2179
Total Applications
985
Issued Applications
822
Pending Applications
54
Abandoned Applications
127

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19889458 [patent_doc_number] => 20250114770 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-10 [patent_title] => ROOM TEMPERATURE LIQUID METAL CATALYSTS AND METHODS OF USE [patent_app_type] => utility [patent_app_number] => 18/606000 [patent_app_country] => US [patent_app_date] => 2024-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6400 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [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] => 18606000 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/606000
ROOM TEMPERATURE LIQUID METAL CATALYSTS AND METHODS OF USE Mar 14, 2024 Pending
Array ( [id] => 19361047 [patent_doc_number] => 20240263081 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-08 [patent_title] => BIOMETHANE AND/OR HYDROGEN PRODUCED FROM BIOMASS HAVING REDUCED LIFECYCLE GREENHOUSE GAS EMISSIONS [patent_app_type] => utility [patent_app_number] => 18/600023 [patent_app_country] => US [patent_app_date] => 2024-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15597 [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] => 18600023 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/600023
BIOMETHANE AND/OR HYDROGEN PRODUCED FROM BIOMASS HAVING REDUCED LIFECYCLE GREENHOUSE GAS EMISSIONS Mar 7, 2024 Pending
Array ( [id] => 19218095 [patent_doc_number] => 20240182799 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-06 [patent_title] => METHOD AND DEVICE FOR TREATING OIL GAS [patent_app_type] => utility [patent_app_number] => 18/437252 [patent_app_country] => US [patent_app_date] => 2024-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 33466 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18437252 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/437252
METHOD AND DEVICE FOR TREATING OIL GAS Feb 8, 2024 Pending
Array ( [id] => 19403879 [patent_doc_number] => 20240287390 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-29 [patent_title] => CARBON DIOXIDE ENHANCED HYDROTHERMAL LIQUEFACTION [patent_app_type] => utility [patent_app_number] => 18/434609 [patent_app_country] => US [patent_app_date] => 2024-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5121 [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] => 18434609 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/434609
CARBON DIOXIDE ENHANCED HYDROTHERMAL LIQUEFACTION Feb 5, 2024 Pending
Array ( [id] => 20150662 [patent_doc_number] => 20250250500 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-07 [patent_title] => LPG SYNTHESIS FROM BIO-BASED SOURCES [patent_app_type] => utility [patent_app_number] => 18/431438 [patent_app_country] => US [patent_app_date] => 2024-02-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7149 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -28 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18431438 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/431438
LPG SYNTHESIS FROM BIO-BASED SOURCES Feb 1, 2024 Pending
Array ( [id] => 19940165 [patent_doc_number] => 12312286 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-05-27 [patent_title] => Systems and/or methods for producing synthetic hydrocarbons from biomass [patent_app_type] => utility [patent_app_number] => 18/418403 [patent_app_country] => US [patent_app_date] => 2024-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 15199 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 187 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18418403 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/418403
Systems and/or methods for producing synthetic hydrocarbons from biomass Jan 21, 2024 Issued
Array ( [id] => 19528422 [patent_doc_number] => 20240352324 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-24 [patent_title] => METHOD AND SYSTEM FOR PRODUCING REFINED HYDROCARBONS FROM WASTE PLASTICS [patent_app_type] => utility [patent_app_number] => 18/412599 [patent_app_country] => US [patent_app_date] => 2024-01-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8966 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 18412599 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/412599
Method and system for producing refined hydrocarbons from waste plastics Jan 14, 2024 Issued
Array ( [id] => 19281797 [patent_doc_number] => 20240218271 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-04 [patent_title] => AUTO-THERMAL HYDROTHERMAL LIQUEFACTION OF WASTES [patent_app_type] => utility [patent_app_number] => 18/540345 [patent_app_country] => US [patent_app_date] => 2023-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4196 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18540345 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/540345
Auto-thermal hydrothermal liquefaction of wastes Dec 13, 2023 Issued
Array ( [id] => 19411692 [patent_doc_number] => 12077497 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-03 [patent_title] => Process and apparatus for preparing purified styrene composition from styrene containing feedstock [patent_app_type] => utility [patent_app_number] => 18/531135 [patent_app_country] => US [patent_app_date] => 2023-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 9434 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18531135 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/531135
Process and apparatus for preparing purified styrene composition from styrene containing feedstock Dec 5, 2023 Issued
Array ( [id] => 19281793 [patent_doc_number] => 20240218267 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-04 [patent_title] => AROMATICS EXTRACTION THROUGH INTEGRATION OF COMPLEMENTARY CO-SOLVENTS [patent_app_type] => utility [patent_app_number] => 18/528858 [patent_app_country] => US [patent_app_date] => 2023-12-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6743 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 18528858 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/528858
AROMATICS EXTRACTION THROUGH INTEGRATION OF COMPLEMENTARY CO-SOLVENTS Dec 4, 2023 Pending
Array ( [id] => 20041154 [patent_doc_number] => 20250179376 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-05 [patent_title] => SYSTEMS AND METHODS TO ENHANCE HEAVY METALS REMOVAL FROM LIQUID HYDROCARBONS [patent_app_type] => utility [patent_app_number] => 18/524847 [patent_app_country] => US [patent_app_date] => 2023-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18524847 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/524847
SYSTEMS AND METHODS TO ENHANCE HEAVY METALS REMOVAL FROM LIQUID HYDROCARBONS Nov 29, 2023 Pending
Array ( [id] => 19076656 [patent_doc_number] => 11946007 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-04-02 [patent_title] => Natural gas separation and purification and mercury collection system for oil and gas wells, and method of use thereof [patent_app_type] => utility [patent_app_number] => 18/518606 [patent_app_country] => US [patent_app_date] => 2023-11-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 6969 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 240 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18518606 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/518606
Natural gas separation and purification and mercury collection system for oil and gas wells, and method of use thereof Nov 23, 2023 Issued
Array ( [id] => 19674842 [patent_doc_number] => 12186681 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-07 [patent_title] => Residual solvent recovery apparatuses and methods [patent_app_type] => utility [patent_app_number] => 18/518258 [patent_app_country] => US [patent_app_date] => 2023-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 30 [patent_figures_cnt] => 35 [patent_no_of_words] => 10345 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [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] => 18518258 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/518258
Residual solvent recovery apparatuses and methods Nov 21, 2023 Issued
Array ( [id] => 20143844 [patent_doc_number] => 12378171 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-05 [patent_title] => Processes and apparatuses for separating chlorides from n-butane [patent_app_type] => utility [patent_app_number] => 18/512747 [patent_app_country] => US [patent_app_date] => 2023-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18512747 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/512747
Processes and apparatuses for separating chlorides from n-butane Nov 16, 2023 Issued
Array ( [id] => 19998664 [patent_doc_number] => 20250136886 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-01 [patent_title] => METHOD FOR IMPROVING GAS STORAGE CAPACITY OF NATURAL GAS HYDRATE BASED ON CRYSTAL REGULATION AND CONTROL PRINCIPLE [patent_app_type] => utility [patent_app_number] => 18/705601 [patent_app_country] => US [patent_app_date] => 2023-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18705601 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/705601
METHOD FOR IMPROVING GAS STORAGE CAPACITY OF NATURAL GAS HYDRATE BASED ON CRYSTAL REGULATION AND CONTROL PRINCIPLE Nov 13, 2023 Pending
Array ( [id] => 19157558 [patent_doc_number] => 20240150265 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-09 [patent_title] => TERPENE EXTRACTION APPARATUS AND PROCESS [patent_app_type] => utility [patent_app_number] => 18/503883 [patent_app_country] => US [patent_app_date] => 2023-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6506 [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] => 18503883 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/503883
TERPENE EXTRACTION APPARATUS AND PROCESS Nov 6, 2023 Pending
Array ( [id] => 19157953 [patent_doc_number] => 20240150660 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-09 [patent_title] => HYDROCARBON PURIFICATION [patent_app_type] => utility [patent_app_number] => 18/500842 [patent_app_country] => US [patent_app_date] => 2023-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12210 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -25 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18500842 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/500842
HYDROCARBON PURIFICATION Nov 1, 2023 Issued
Array ( [id] => 20534792 [patent_doc_number] => 12551844 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-17 [patent_title] => Hydrogen separation from natural gas [patent_app_type] => utility [patent_app_number] => 18/499382 [patent_app_country] => US [patent_app_date] => 2023-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 0 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18499382 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/499382
Hydrogen separation from natural gas Oct 31, 2023 Issued
Array ( [id] => 19003811 [patent_doc_number] => 20240067882 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-29 [patent_title] => CRUDE OIL STABILIZATION [patent_app_type] => utility [patent_app_number] => 18/385768 [patent_app_country] => US [patent_app_date] => 2023-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3843 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18385768 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/385768
Crude oil stabilization Oct 30, 2023 Issued
Array ( [id] => 19003816 [patent_doc_number] => 20240067887 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-29 [patent_title] => CHEMICAL COMPOSITIONS AND METHODS OF USING SAME FOR REMEDIATING SULFUR-CONTAINING COMPOSITIONS AND OTHER CONTAMINANTS IN FLUIDS [patent_app_type] => utility [patent_app_number] => 18/382932 [patent_app_country] => US [patent_app_date] => 2023-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21381 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18382932 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/382932
Chemical compositions and methods of using same for remediating sulfur-containing compositions and other contaminants in fluids Oct 22, 2023 Issued
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