Search

Luan V. Van

Supervisory Patent Examiner (ID: 4184, Phone: (571)272-8521 , Office: P/1759 )

Most Active Art Unit
1795
Art Unit(s)
1753, 1724, 1756, 1795, 1759
Total Applications
763
Issued Applications
261
Pending Applications
77
Abandoned Applications
434

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20213439 [patent_doc_number] => 12410077 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-09-09 [patent_title] => Methods, systems, and compositions for oxidation of a substrate [patent_app_type] => utility [patent_app_number] => 18/849873 [patent_app_country] => US [patent_app_date] => 2024-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 0 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 31 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18849873 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/849873
Methods, systems, and compositions for oxidation of a substrate May 2, 2024 Issued
Array ( [id] => 18709698 [patent_doc_number] => 20230332320 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-19 [patent_title] => COATINGS FOR USE IN REMOTE PLASMA SOURCE APPLICATIONS AND METHOD OF THEIR MANUFACTURE [patent_app_type] => utility [patent_app_number] => 18/134087 [patent_app_country] => US [patent_app_date] => 2023-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3694 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18134087 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/134087
COATINGS FOR USE IN REMOTE PLASMA SOURCE APPLICATIONS AND METHOD OF THEIR MANUFACTURE Apr 12, 2023 Pending
Array ( [id] => 18709698 [patent_doc_number] => 20230332320 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-19 [patent_title] => COATINGS FOR USE IN REMOTE PLASMA SOURCE APPLICATIONS AND METHOD OF THEIR MANUFACTURE [patent_app_type] => utility [patent_app_number] => 18/134087 [patent_app_country] => US [patent_app_date] => 2023-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3694 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18134087 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/134087
COATINGS FOR USE IN REMOTE PLASMA SOURCE APPLICATIONS AND METHOD OF THEIR MANUFACTURE Apr 12, 2023 Pending
Array ( [id] => 18693159 [patent_doc_number] => 20230323555 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-12 [patent_title] => METAL-MATRIX COMPOSITES [patent_app_type] => utility [patent_app_number] => 18/297308 [patent_app_country] => US [patent_app_date] => 2023-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7040 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 16 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18297308 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/297308
METAL-MATRIX COMPOSITES Apr 6, 2023 Pending
Array ( [id] => 18693159 [patent_doc_number] => 20230323555 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-12 [patent_title] => METAL-MATRIX COMPOSITES [patent_app_type] => utility [patent_app_number] => 18/297308 [patent_app_country] => US [patent_app_date] => 2023-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7040 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 16 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18297308 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/297308
METAL-MATRIX COMPOSITES Apr 6, 2023 Pending
Array ( [id] => 18693159 [patent_doc_number] => 20230323555 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-12 [patent_title] => METAL-MATRIX COMPOSITES [patent_app_type] => utility [patent_app_number] => 18/297308 [patent_app_country] => US [patent_app_date] => 2023-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7040 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 16 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18297308 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/297308
METAL-MATRIX COMPOSITES Apr 6, 2023 Pending
Array ( [id] => 18552533 [patent_doc_number] => 20230250543 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-10 [patent_title] => CATALYST LAYER, MEMBRANE ELECTRODE ASSEMBLY [patent_app_type] => utility [patent_app_number] => 18/146003 [patent_app_country] => US [patent_app_date] => 2022-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2422 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 44 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18146003 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/146003
CATALYST LAYER, MEMBRANE ELECTRODE ASSEMBLY Dec 22, 2022 Pending
Array ( [id] => 19188265 [patent_doc_number] => 20240167178 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-23 [patent_title] => Electrocatalysts for Oxygen Evolution Reaction and Method of Fabrication Thereof [patent_app_type] => utility [patent_app_number] => 18/058517 [patent_app_country] => US [patent_app_date] => 2022-11-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5499 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18058517 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/058517
Electrocatalysts for Oxygen Evolution Reaction and Method of Fabrication Thereof Nov 22, 2022 Pending
Array ( [id] => 19188265 [patent_doc_number] => 20240167178 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-23 [patent_title] => Electrocatalysts for Oxygen Evolution Reaction and Method of Fabrication Thereof [patent_app_type] => utility [patent_app_number] => 18/058517 [patent_app_country] => US [patent_app_date] => 2022-11-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5499 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18058517 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/058517
Electrocatalysts for Oxygen Evolution Reaction and Method of Fabrication Thereof Nov 22, 2022 Pending
Array ( [id] => 19141037 [patent_doc_number] => 20240139844 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-02 [patent_title] => ELECTRODE FOR PULSED ELECTROCHEMICAL MACHINING [patent_app_type] => utility [patent_app_number] => 18/051237 [patent_app_country] => US [patent_app_date] => 2022-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13113 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18051237 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/051237
ELECTRODE FOR PULSED ELECTROCHEMICAL MACHINING Oct 30, 2022 Pending
Array ( [id] => 19141037 [patent_doc_number] => 20240139844 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-02 [patent_title] => ELECTRODE FOR PULSED ELECTROCHEMICAL MACHINING [patent_app_type] => utility [patent_app_number] => 18/051237 [patent_app_country] => US [patent_app_date] => 2022-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13113 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18051237 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/051237
ELECTRODE FOR PULSED ELECTROCHEMICAL MACHINING Oct 30, 2022 Pending
Array ( [id] => 18903180 [patent_doc_number] => 20240018665 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-18 [patent_title] => HIGH EFFICIENCY ELECTROLYSIS DEVICE [patent_app_type] => utility [patent_app_number] => 17/812056 [patent_app_country] => US [patent_app_date] => 2022-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1981 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [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] => 17812056 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/812056
HIGH EFFICIENCY ELECTROLYSIS DEVICE Jul 11, 2022 Abandoned
Array ( [id] => 20453370 [patent_doc_number] => 12516422 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-06 [patent_title] => Water electrolysis system and method of activating water electrolysis device [patent_app_type] => utility [patent_app_number] => 17/731269 [patent_app_country] => US [patent_app_date] => 2022-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3219 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17731269 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/731269
Water electrolysis system and method of activating water electrolysis device Apr 27, 2022 Issued
Array ( [id] => 17897482 [patent_doc_number] => 20220307144 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-29 [patent_title] => PHOTO-ENHANCED ELECTRO-CATALYTIC (PEEC) PROCESS [patent_app_type] => utility [patent_app_number] => 17/700577 [patent_app_country] => US [patent_app_date] => 2022-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9354 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17700577 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/700577
PHOTO-ENHANCED ELECTRO-CATALYTIC (PEEC) PROCESS Mar 21, 2022 Pending
Array ( [id] => 17641783 [patent_doc_number] => 20220169521 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-02 [patent_title] => PROCESSING OF LITHIUM CONTAINING MATERIAL INCLUDING HCL SPARGE [patent_app_type] => utility [patent_app_number] => 17/671767 [patent_app_country] => US [patent_app_date] => 2022-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3706 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17671767 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/671767
PROCESSING OF LITHIUM CONTAINING MATERIAL INCLUDING HCL SPARGE Feb 14, 2022 Abandoned
Array ( [id] => 17641783 [patent_doc_number] => 20220169521 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-02 [patent_title] => PROCESSING OF LITHIUM CONTAINING MATERIAL INCLUDING HCL SPARGE [patent_app_type] => utility [patent_app_number] => 17/671767 [patent_app_country] => US [patent_app_date] => 2022-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3706 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17671767 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/671767
PROCESSING OF LITHIUM CONTAINING MATERIAL INCLUDING HCL SPARGE Feb 14, 2022 Abandoned
Array ( [id] => 17959411 [patent_doc_number] => 20220339991 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-27 [patent_title] => AIR STERILIZATION DEVICE FOR VEHICULAR AIR CONDITIONER [patent_app_type] => utility [patent_app_number] => 17/511838 [patent_app_country] => US [patent_app_date] => 2021-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3766 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17511838 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/511838
AIR STERILIZATION DEVICE FOR VEHICULAR AIR CONDITIONER Oct 26, 2021 Abandoned
Array ( [id] => 17547066 [patent_doc_number] => 20220118407 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-21 [patent_title] => ELECTRICAL FIELD FLOW FRACTIONATOR [patent_app_type] => utility [patent_app_number] => 17/505618 [patent_app_country] => US [patent_app_date] => 2021-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3718 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17505618 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/505618
ELECTRICAL FIELD FLOW FRACTIONATOR Oct 18, 2021 Pending
Array ( [id] => 18848699 [patent_doc_number] => 20230411103 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-21 [patent_title] => METHODS FOR FORMING CARBON NANOTUBE/METAL COMPOSITE FILMS AND FIELD EMISSION CATHODES THEREFROM [patent_app_type] => utility [patent_app_number] => 18/247266 [patent_app_country] => US [patent_app_date] => 2021-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3880 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -25 [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] => 18247266 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/247266
METHODS FOR FORMING CARBON NANOTUBE/METAL COMPOSITE FILMS AND FIELD EMISSION CATHODES THEREFROM Sep 28, 2021 Pending
Array ( [id] => 18848699 [patent_doc_number] => 20230411103 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-21 [patent_title] => METHODS FOR FORMING CARBON NANOTUBE/METAL COMPOSITE FILMS AND FIELD EMISSION CATHODES THEREFROM [patent_app_type] => utility [patent_app_number] => 18/247266 [patent_app_country] => US [patent_app_date] => 2021-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3880 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -25 [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] => 18247266 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/247266
METHODS FOR FORMING CARBON NANOTUBE/METAL COMPOSITE FILMS AND FIELD EMISSION CATHODES THEREFROM Sep 28, 2021 Pending
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