Search

Khanh Tuan Nguyen

Examiner (ID: 7392, Phone: (571)272-8082 , Office: P/1761 )

Most Active Art Unit
1761
Art Unit(s)
1761, 1766, 1796, 1751
Total Applications
1301
Issued Applications
939
Pending Applications
65
Abandoned Applications
315

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18567176 [patent_doc_number] => 20230257508 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-17 [patent_title] => ENVIRONMENTALLY-FRIENDLY FLEXIBLE CONDUCTIVE POLYURETHANE (PU) AND PREPARATION METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 17/739176 [patent_app_country] => US [patent_app_date] => 2022-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4165 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 17739176 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/739176
Environmentally-friendly flexible conductive polyurethane (PU) and preparation method thereof May 8, 2022 Issued
Array ( [id] => 19432664 [patent_doc_number] => 20240301162 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-12 [patent_title] => POLYBUTYLENE TEREPHTHALATE COMPOSITION AND ARTICLE [patent_app_type] => utility [patent_app_number] => 18/558431 [patent_app_country] => US [patent_app_date] => 2022-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11330 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18558431 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/558431
POLYBUTYLENE TEREPHTHALATE COMPOSITION AND ARTICLE Apr 26, 2022 Abandoned
Array ( [id] => 20402345 [patent_doc_number] => 12492314 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-09 [patent_title] => Conductive composite film [patent_app_type] => utility [patent_app_number] => 18/556029 [patent_app_country] => US [patent_app_date] => 2022-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 0 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18556029 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/556029
Conductive composite film Apr 21, 2022 Issued
Array ( [id] => 19218024 [patent_doc_number] => 20240182728 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-06 [patent_title] => INK COMPOSITION, LAYER USING SAME, AND ELECTROPHORESIS DEVICE AND DISPLAY DEVICE COMPRISING SAME [patent_app_type] => utility [patent_app_number] => 18/282194 [patent_app_country] => US [patent_app_date] => 2022-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6540 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [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] => 18282194 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/282194
INK COMPOSITION, LAYER USING SAME, AND ELECTROPHORESIS DEVICE AND DISPLAY DEVICE COMPRISING SAME Apr 20, 2022 Pending
Array ( [id] => 20492509 [patent_doc_number] => 12534371 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-27 [patent_title] => Method for producing semiconducting single-walled carbon nanotube dispersion [patent_app_type] => utility [patent_app_number] => 18/285430 [patent_app_country] => US [patent_app_date] => 2022-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6394 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18285430 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/285430
Method for producing semiconducting single-walled carbon nanotube dispersion Apr 11, 2022 Issued
Array ( [id] => 17781922 [patent_doc_number] => 20220248272 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-04 [patent_title] => METHODS AND APPARATUSES FOR PRODUCTION OF CARBON, CARBIDE ELECTRODES, AND CARBON COMPOSITIONS [patent_app_type] => utility [patent_app_number] => 17/717442 [patent_app_country] => US [patent_app_date] => 2022-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 31749 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 17717442 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/717442
METHODS AND APPARATUSES FOR PRODUCTION OF CARBON, CARBIDE ELECTRODES, AND CARBON COMPOSITIONS Apr 10, 2022 Abandoned
Array ( [id] => 20372537 [patent_doc_number] => 12479961 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-25 [patent_title] => Comb polymer having salt groups [patent_app_type] => utility [patent_app_number] => 18/281322 [patent_app_country] => US [patent_app_date] => 2022-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5427 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18281322 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/281322
Comb polymer having salt groups Apr 4, 2022 Issued
Array ( [id] => 19371751 [patent_doc_number] => 12063856 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-13 [patent_title] => Mixed material for light-emitting device [patent_app_type] => utility [patent_app_number] => 17/703524 [patent_app_country] => US [patent_app_date] => 2022-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 65 [patent_no_of_words] => 31941 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17703524 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/703524
Mixed material for light-emitting device Mar 23, 2022 Issued
Array ( [id] => 18692807 [patent_doc_number] => 20230323146 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-12 [patent_title] => PIEZORESISTIVE COMPOSITES VIA ADDITIVE MANUFACTURING AND COMPOSITE FILAMENTS ASSOCIATED THEREWITH [patent_app_type] => utility [patent_app_number] => 17/701364 [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] => 10922 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17701364 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/701364
Piezoresistive composites via additive manufacturing and composite filaments associated therewith Mar 21, 2022 Issued
Array ( [id] => 19242100 [patent_doc_number] => 12012520 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-18 [patent_title] => Composition for encapsulating organic light emitting diodes and organic light emitting display device comprising the same [patent_app_type] => utility [patent_app_number] => 17/766733 [patent_app_country] => US [patent_app_date] => 2022-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3811 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17766733 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/766733
Composition for encapsulating organic light emitting diodes and organic light emitting display device comprising the same Mar 17, 2022 Issued
Array ( [id] => 20456037 [patent_doc_number] => 12519100 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-06 [patent_title] => Particulate material for a composite electrode and method of producing the particulate material [patent_app_type] => utility [patent_app_number] => 18/578090 [patent_app_country] => US [patent_app_date] => 2022-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 3508 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18578090 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/578090
Particulate material for a composite electrode and method of producing the particulate material Mar 13, 2022 Issued
Array ( [id] => 19560283 [patent_doc_number] => 20240372075 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-07 [patent_title] => NOVEL COMPOSITE MATERIAL FOR SECONDARY LITHIUM BATTERY, PREPARATION METHOD THEREFOR AND APPLICATION THEREOF [patent_app_type] => utility [patent_app_number] => 18/689155 [patent_app_country] => US [patent_app_date] => 2022-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3271 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18689155 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/689155
NOVEL COMPOSITE MATERIAL FOR SECONDARY LITHIUM BATTERY, PREPARATION METHOD THEREFOR AND APPLICATION THEREOF Mar 9, 2022 Pending
Array ( [id] => 19094155 [patent_doc_number] => 11955623 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-09 [patent_title] => Silicon particles for battery electrodes [patent_app_type] => utility [patent_app_number] => 17/678798 [patent_app_country] => US [patent_app_date] => 2022-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 26 [patent_figures_cnt] => 33 [patent_no_of_words] => 9232 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 2 [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] => 17678798 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/678798
Silicon particles for battery electrodes Feb 22, 2022 Issued
Array ( [id] => 20129218 [patent_doc_number] => 12371520 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-29 [patent_title] => Copolymer dispersant and dispersion using same [patent_app_type] => utility [patent_app_number] => 18/568229 [patent_app_country] => US [patent_app_date] => 2022-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 407 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18568229 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/568229
Copolymer dispersant and dispersion using same Feb 20, 2022 Issued
Array ( [id] => 17645637 [patent_doc_number] => 20220173376 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-02 [patent_title] => SILICON PARTICLES FOR BATTERY ELECTRODES [patent_app_type] => utility [patent_app_number] => 17/674075 [patent_app_country] => US [patent_app_date] => 2022-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9232 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -27 [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] => 17674075 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/674075
Silicon particles for battery electrodes Feb 16, 2022 Issued
Array ( [id] => 19884047 [patent_doc_number] => 12269739 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-08 [patent_title] => Method for producing positive electrode active material for alkali ion secondary batteries [patent_app_type] => utility [patent_app_number] => 18/273283 [patent_app_country] => US [patent_app_date] => 2022-02-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7530 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18273283 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/273283
Method for producing positive electrode active material for alkali ion secondary batteries Feb 2, 2022 Issued
Array ( [id] => 19511894 [patent_doc_number] => 20240343580 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-17 [patent_title] => LITHIUM-CONTAINING MATERIAL [patent_app_type] => utility [patent_app_number] => 18/683179 [patent_app_country] => US [patent_app_date] => 2022-01-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3943 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 18683179 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/683179
LITHIUM-CONTAINING MATERIAL Jan 28, 2022 Pending
Array ( [id] => 20385767 [patent_doc_number] => 12485478 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-02 [patent_title] => Copper paste [patent_app_type] => utility [patent_app_number] => 18/275898 [patent_app_country] => US [patent_app_date] => 2022-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3245 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18275898 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/275898
Copper paste Jan 18, 2022 Issued
Array ( [id] => 20321555 [patent_doc_number] => 20250333643 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-30 [patent_title] => ORGANIC SEMICONDUCTOR FILM AND PREPARATION METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 18/273413 [patent_app_country] => US [patent_app_date] => 2022-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2187 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18273413 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/273413
ORGANIC SEMICONDUCTOR FILM AND PREPARATION METHOD THEREOF Jan 10, 2022 Pending
Array ( [id] => 18001233 [patent_doc_number] => 11502345 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-15 [patent_title] => Method and apparatus for recycling lithium-ion batteries [patent_app_type] => utility [patent_app_number] => 17/572079 [patent_app_country] => US [patent_app_date] => 2022-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 9281 [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] => 17572079 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/572079
Method and apparatus for recycling lithium-ion batteries Jan 9, 2022 Issued
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