Search

Kiet Tuan Nguyen

Examiner (ID: 15523, Phone: (571)272-2479 , Office: P/2881 )

Most Active Art Unit
2881
Art Unit(s)
2878, 3621, 2881, 2506
Total Applications
3960
Issued Applications
3523
Pending Applications
215
Abandoned Applications
251

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20229250 [patent_doc_number] => 12417905 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-16 [patent_title] => Cycloidal mass spectrometer and method for adjusting resolution thereof [patent_app_type] => utility [patent_app_number] => 18/140771 [patent_app_country] => US [patent_app_date] => 2023-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 17 [patent_no_of_words] => 984 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18140771 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/140771
Cycloidal mass spectrometer and method for adjusting resolution thereof Apr 27, 2023 Issued
Array ( [id] => 19546287 [patent_doc_number] => 20240363323 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-31 [patent_title] => DESORPTION DEVICE, SYSTEM AND A METHOD USING SUCH IN GASEOUS SAMPLE ANALYSIS [patent_app_type] => utility [patent_app_number] => 18/309565 [patent_app_country] => US [patent_app_date] => 2023-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5978 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 25 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18309565 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/309565
DESORPTION DEVICE, SYSTEM AND A METHOD USING SUCH IN GASEOUS SAMPLE ANALYSIS Apr 27, 2023 Abandoned
Array ( [id] => 20032071 [patent_doc_number] => 20250170293 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-29 [patent_title] => SYSTEMS AND METHODS FOR DISTRIBUTING IRRADIATION FOR DISINFECTION [patent_app_type] => utility [patent_app_number] => 18/841682 [patent_app_country] => US [patent_app_date] => 2023-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11301 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 18841682 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/841682
SYSTEMS AND METHODS FOR DISTRIBUTING IRRADIATION FOR DISINFECTION Apr 20, 2023 Pending
Array ( [id] => 20217549 [patent_doc_number] => 12414218 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-09 [patent_title] => Light source apparatus [patent_app_type] => utility [patent_app_number] => 18/129533 [patent_app_country] => US [patent_app_date] => 2023-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 8631 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18129533 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/129533
Light source apparatus Mar 30, 2023 Issued
Array ( [id] => 19014174 [patent_doc_number] => 11921098 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-05 [patent_title] => Verification methods and agronomic enhancements for carbon removal based on enhanced rock weathering [patent_app_type] => utility [patent_app_number] => 18/128583 [patent_app_country] => US [patent_app_date] => 2023-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 8693 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18128583 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/128583
Verification methods and agronomic enhancements for carbon removal based on enhanced rock weathering Mar 29, 2023 Issued
Array ( [id] => 18676722 [patent_doc_number] => 20230314350 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-05 [patent_title] => Measurement System and Measurement Method [patent_app_type] => utility [patent_app_number] => 18/128330 [patent_app_country] => US [patent_app_date] => 2023-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3530 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18128330 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/128330
Measurement system and measurement method Mar 29, 2023 Issued
Array ( [id] => 19906460 [patent_doc_number] => 12283475 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-22 [patent_title] => Instrument, including an electrostatic linear ion trap, for analyzing ions [patent_app_type] => utility [patent_app_number] => 18/190168 [patent_app_country] => US [patent_app_date] => 2023-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 6987 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 264 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18190168 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/190168
Instrument, including an electrostatic linear ion trap, for analyzing ions Mar 26, 2023 Issued
Array ( [id] => 19596923 [patent_doc_number] => 12154776 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-26 [patent_title] => System and method for the acoustic loading of an analytical instrument using a continuous flow sampling probe [patent_app_type] => utility [patent_app_number] => 18/121550 [patent_app_country] => US [patent_app_date] => 2023-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 31 [patent_figures_cnt] => 39 [patent_no_of_words] => 15385 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18121550 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/121550
System and method for the acoustic loading of an analytical instrument using a continuous flow sampling probe Mar 13, 2023 Issued
Array ( [id] => 20482751 [patent_doc_number] => 12531228 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-20 [patent_title] => Ion cyclotron resonance separator apparatus and method of use thereof [patent_app_type] => utility [patent_app_number] => 18/120677 [patent_app_country] => US [patent_app_date] => 2023-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 0 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18120677 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/120677
Ion cyclotron resonance separator apparatus and method of use thereof Mar 12, 2023 Issued
Array ( [id] => 18631719 [patent_doc_number] => 20230290624 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-14 [patent_title] => APPARATUS AND METHOD FOR AGRICULTURAL CONTAMINANT DETECTION [patent_app_type] => utility [patent_app_number] => 18/116076 [patent_app_country] => US [patent_app_date] => 2023-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8541 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18116076 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/116076
Apparatus and method for agricultural contaminant detection Feb 28, 2023 Issued
Array ( [id] => 18439899 [patent_doc_number] => 20230187194 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => Apparatus for Ion Manipulation Having Curved Turn Regions [patent_app_type] => utility [patent_app_number] => 18/105083 [patent_app_country] => US [patent_app_date] => 2023-02-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20066 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [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] => 18105083 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/105083
Apparatus for ion manipulation having curved turn regions Feb 1, 2023 Issued
Array ( [id] => 20646759 [patent_doc_number] => 12601698 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-04-14 [patent_title] => Joint nanoscale three-dimensional imaging and chemical analysis [patent_app_type] => utility [patent_app_number] => 18/104508 [patent_app_country] => US [patent_app_date] => 2023-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 14 [patent_no_of_words] => 2334 [patent_no_of_claims] => 13 [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] => 18104508 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/104508
Joint nanoscale three-dimensional imaging and chemical analysis Jan 31, 2023 Issued
Array ( [id] => 19346486 [patent_doc_number] => 20240255449 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-01 [patent_title] => NON-DESTRUCTIVE CLASSIFICATION OF SPECIMENS BASED ON ENERGY SIGNATURE MEASUREMENTS [patent_app_type] => utility [patent_app_number] => 18/103238 [patent_app_country] => US [patent_app_date] => 2023-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14269 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18103238 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/103238
Non-destructive classification of specimens based on energy signature measurements Jan 29, 2023 Issued
Array ( [id] => 19423901 [patent_doc_number] => 12083292 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-10 [patent_title] => Antimicrobial light-emitting percutaneous site dressing [patent_app_type] => utility [patent_app_number] => 18/101911 [patent_app_country] => US [patent_app_date] => 2023-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 13 [patent_no_of_words] => 3034 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18101911 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/101911
Antimicrobial light-emitting percutaneous site dressing Jan 25, 2023 Issued
Array ( [id] => 18394746 [patent_doc_number] => 20230162967 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-25 [patent_title] => RESIDUAL GAS ANALYSER, AND EUV LITHOGRAPHY SYSTEM HAVING A RESIDUAL GAS ANALYSER [patent_app_type] => utility [patent_app_number] => 18/099656 [patent_app_country] => US [patent_app_date] => 2023-01-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6216 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18099656 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/099656
Residual gas analyser, and EUV lithography system having a residual gas analyser Jan 19, 2023 Issued
Array ( [id] => 18615732 [patent_doc_number] => 20230282471 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-07 [patent_title] => Ion accumulation control for analytical instrument [patent_app_type] => utility [patent_app_number] => 18/095860 [patent_app_country] => US [patent_app_date] => 2023-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13983 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18095860 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/095860
Ion accumulation control for analytical instrument Jan 10, 2023 Issued
Array ( [id] => 18804288 [patent_doc_number] => 11837451 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-12-05 [patent_title] => Method and apparatus for improved electrospray emitter lifetime [patent_app_type] => utility [patent_app_number] => 18/152684 [patent_app_country] => US [patent_app_date] => 2023-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 18 [patent_no_of_words] => 10352 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18152684 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/152684
Method and apparatus for improved electrospray emitter lifetime Jan 9, 2023 Issued
Array ( [id] => 18488368 [patent_doc_number] => 20230215716 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-06 [patent_title] => CURVED ION GUIDES AND RELATED SYSTEMS AND METHODS [patent_app_type] => utility [patent_app_number] => 18/150314 [patent_app_country] => US [patent_app_date] => 2023-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3873 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18150314 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/150314
CURVED ION GUIDES AND RELATED SYSTEMS AND METHODS Jan 4, 2023 Abandoned
Array ( [id] => 18835251 [patent_doc_number] => 20230403778 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-14 [patent_title] => ROTATING TARGET FOR EXTREME ULTRAVIOLET SOURCE WITH LIQUID METAL [patent_app_type] => utility [patent_app_number] => 18/091994 [patent_app_country] => US [patent_app_date] => 2022-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4292 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18091994 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/091994
Rotating target for extreme ultraviolet source with liquid metal Dec 29, 2022 Issued
Array ( [id] => 20273332 [patent_doc_number] => 12443109 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-14 [patent_title] => EUV collector [patent_app_type] => utility [patent_app_number] => 18/147976 [patent_app_country] => US [patent_app_date] => 2022-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18147976 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/147976
EUV collector Dec 28, 2022 Issued
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