Search

Haidung D. Nguyen

Examiner (ID: 5410, Phone: (571)270-5455 , Office: P/1761 )

Most Active Art Unit
1761
Art Unit(s)
1796, 1761
Total Applications
752
Issued Applications
449
Pending Applications
69
Abandoned Applications
244

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20116141 [patent_doc_number] => 12365833 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-22 [patent_title] => Curable composition, cured film produced using same, and color filter comprising same [patent_app_type] => utility [patent_app_number] => 18/011485 [patent_app_country] => US [patent_app_date] => 2021-08-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6277 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18011485 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/011485
Curable composition, cured film produced using same, and color filter comprising same Aug 19, 2021 Issued
Array ( [id] => 18792939 [patent_doc_number] => 11826676 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-28 [patent_title] => Flocculant composition and method of forming same [patent_app_type] => utility [patent_app_number] => 17/406476 [patent_app_country] => US [patent_app_date] => 2021-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 3614 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17406476 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/406476
Flocculant composition and method of forming same Aug 18, 2021 Issued
Array ( [id] => 18419941 [patent_doc_number] => 20230174401 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-08 [patent_title] => SILICA REMOVAL REAGENT FOR REVERSE OSMOSIS MEMBRANE PRETREATMENT [patent_app_type] => utility [patent_app_number] => 17/434507 [patent_app_country] => US [patent_app_date] => 2021-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4140 [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] => 17434507 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/434507
Silica removal reagent for reverse osmosis membrane pretreatment Aug 8, 2021 Issued
Array ( [id] => 19897955 [patent_doc_number] => 12275863 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-15 [patent_title] => Conductive coating composition and heating system [patent_app_type] => utility [patent_app_number] => 18/016984 [patent_app_country] => US [patent_app_date] => 2021-07-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 0 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18016984 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/016984
Conductive coating composition and heating system Jul 15, 2021 Issued
Array ( [id] => 18570343 [patent_doc_number] => 20230260680 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-17 [patent_title] => COPPER-ANF COMPOSITE CONDUCTOR FABRICATION [patent_app_type] => utility [patent_app_number] => 18/014244 [patent_app_country] => US [patent_app_date] => 2021-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10850 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -31 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18014244 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/014244
Copper-ANF composite conductor fabrication Jun 30, 2021 Issued
Array ( [id] => 17321233 [patent_doc_number] => 20210410283 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-30 [patent_title] => BIPHASIC MATERIAL AND STRETCHABLE CIRCUIT BOARD [patent_app_type] => utility [patent_app_number] => 17/357060 [patent_app_country] => US [patent_app_date] => 2021-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15231 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [patent_words_short_claim] => 50 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17357060 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/357060
Biphasic material and stretchable circuit board Jun 23, 2021 Issued
Array ( [id] => 17145122 [patent_doc_number] => 20210313135 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-07 [patent_title] => PPTC DEVICE HAVING LOW MELTING TEMPERATURE POLYMER BODY [patent_app_type] => utility [patent_app_number] => 17/349065 [patent_app_country] => US [patent_app_date] => 2021-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2174 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17349065 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/349065
PPTC device having low melting temperature polymer body Jun 15, 2021 Issued
Array ( [id] => 18402348 [patent_doc_number] => 11664500 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-05-30 [patent_title] => Cathode material [patent_app_type] => utility [patent_app_number] => 17/339926 [patent_app_country] => US [patent_app_date] => 2021-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 23 [patent_no_of_words] => 5314 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 35 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17339926 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/339926
Cathode material Jun 3, 2021 Issued
Array ( [id] => 19809406 [patent_doc_number] => 12240775 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-04 [patent_title] => Core-shell structure membrane scale inhibitor and preparation method therefor [patent_app_type] => utility [patent_app_number] => 18/000961 [patent_app_country] => US [patent_app_date] => 2021-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 3056 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18000961 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/000961
Core-shell structure membrane scale inhibitor and preparation method therefor Jun 1, 2021 Issued
Array ( [id] => 17095293 [patent_doc_number] => 20210283084 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-16 [patent_title] => Metal and Ceramic Nanofibers [patent_app_type] => utility [patent_app_number] => 17/330760 [patent_app_country] => US [patent_app_date] => 2021-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 45621 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17330760 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/330760
Metal and ceramic nanofibers May 25, 2021 Issued
Array ( [id] => 18481354 [patent_doc_number] => 11695110 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-07-04 [patent_title] => Electroactive materials for metal-ion batteries [patent_app_type] => utility [patent_app_number] => 17/316908 [patent_app_country] => US [patent_app_date] => 2021-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10949 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 44 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17316908 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/316908
Electroactive materials for metal-ion batteries May 10, 2021 Issued
Array ( [id] => 17055642 [patent_doc_number] => 20210265076 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-26 [patent_title] => METHOD FOR MANUFACTURING ANISOTROPIC CONDUCTIVE FILM, AND ANISOTROPIC CONDUCTIVE FILM [patent_app_type] => utility [patent_app_number] => 17/315862 [patent_app_country] => US [patent_app_date] => 2021-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11688 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17315862 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/315862
Method for manufacturing anisotropic conductive film, and anisotropic conductive film May 9, 2021 Issued
Array ( [id] => 18541083 [patent_doc_number] => 20230246197 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-03 [patent_title] => POSITIVE ELECTRODE MIXTURE FOR COMPOSITE ALL-SOLID-STATE LITHIUM SULFUR BATTERY [patent_app_type] => utility [patent_app_number] => 18/000879 [patent_app_country] => US [patent_app_date] => 2021-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7350 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 18000879 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/000879
POSITIVE ELECTRODE MIXTURE FOR COMPOSITE ALL-SOLID-STATE LITHIUM SULFUR BATTERY May 5, 2021 Abandoned
Array ( [id] => 17960115 [patent_doc_number] => 20220340695 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-27 [patent_title] => SOFT PRESSURE SENSING MATERIALS, DEVICES AND SYSTEMS [patent_app_type] => utility [patent_app_number] => 17/238910 [patent_app_country] => US [patent_app_date] => 2021-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6432 [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] => 17238910 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/238910
SOFT PRESSURE SENSING MATERIALS, DEVICES AND SYSTEMS Apr 22, 2021 Abandoned
Array ( [id] => 20263220 [patent_doc_number] => 12434190 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-07 [patent_title] => Draw solute, draw solution, and water treatment device [patent_app_type] => utility [patent_app_number] => 17/916931 [patent_app_country] => US [patent_app_date] => 2021-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2159 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17916931 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/916931
Draw solute, draw solution, and water treatment device Apr 6, 2021 Issued
Array ( [id] => 17533744 [patent_doc_number] => 20220112353 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-14 [patent_title] => Method for Preparing Ultra-high Wear-Resistant Graphene Epoxy Resin Composites [patent_app_type] => utility [patent_app_number] => 17/196662 [patent_app_country] => US [patent_app_date] => 2021-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1911 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 304 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17196662 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/196662
Method for Preparing Ultra-high Wear-Resistant Graphene Epoxy Resin Composites Mar 8, 2021 Abandoned
Array ( [id] => 20161447 [patent_doc_number] => 12388083 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-12 [patent_title] => Method for manufacturing active material [patent_app_type] => utility [patent_app_number] => 17/908804 [patent_app_country] => US [patent_app_date] => 2021-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4589 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17908804 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/908804
Method for manufacturing active material Mar 2, 2021 Issued
Array ( [id] => 18306982 [patent_doc_number] => 20230110882 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-13 [patent_title] => METHOD FOR PRODUCING POLYMER COMPOUND FOR USE AS BINDER FOR SECONDARY BATTERY [patent_app_type] => utility [patent_app_number] => 17/904908 [patent_app_country] => US [patent_app_date] => 2021-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7032 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17904908 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/904908
METHOD FOR PRODUCING POLYMER COMPOUND FOR USE AS BINDER FOR SECONDARY BATTERY Feb 23, 2021 Abandoned
Array ( [id] => 18844310 [patent_doc_number] => 20230406714 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-21 [patent_title] => SURFACE-MODIFIED TWO-DIMENSIONAL MXENE, AND METHOD FOR PRODUCING SAME [patent_app_type] => utility [patent_app_number] => 18/037352 [patent_app_country] => US [patent_app_date] => 2021-01-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6137 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 37 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18037352 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/037352
SURFACE-MODIFIED TWO-DIMENSIONAL MXENE, AND METHOD FOR PRODUCING SAME Jan 5, 2021 Pending
Array ( [id] => 18164053 [patent_doc_number] => 20230030648 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-02 [patent_title] => CERIUM OXIDE NANOPARTICLE, DISPERSION BODY, OXIDANT, ANTIOXIDANT, AND METHOD OF PRODUCING CERIUM OXIDE NANOPARTICLE [patent_app_type] => utility [patent_app_number] => 17/788687 [patent_app_country] => US [patent_app_date] => 2020-12-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9363 [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] => 17788687 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/788687
Cerium oxide nanoparticle, dispersion body, oxidant, antioxidant, and method of producing cerium oxide nanoparticle Dec 24, 2020 Issued
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