Search

Chau N Nguyen

Examiner (ID: 17964, Phone: (571)272-1980 , Office: P/2847 )

Most Active Art Unit
2831
Art Unit(s)
2831, 2835, 2841, 3621, 2109, 2950, 2847
Total Applications
2818
Issued Applications
1931
Pending Applications
187
Abandoned Applications
700

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18142031 [patent_doc_number] => 20230015874 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-19 [patent_title] => INFORMATION PROCESSING DEVICE AND INFORMATION PROCESSING METHOD [patent_app_type] => utility [patent_app_number] => 17/757759 [patent_app_country] => US [patent_app_date] => 2020-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11551 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 52 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17757759 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/757759
INFORMATION PROCESSING DEVICE AND INFORMATION PROCESSING METHOD Dec 13, 2020 Pending
Array ( [id] => 18591671 [patent_doc_number] => 11740565 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-29 [patent_title] => Collector flow ring [patent_app_type] => utility [patent_app_number] => 17/784951 [patent_app_country] => US [patent_app_date] => 2020-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 11 [patent_no_of_words] => 14269 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17784951 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/784951
Collector flow ring Dec 8, 2020 Issued
Array ( [id] => 16721765 [patent_doc_number] => 20210088912 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-25 [patent_title] => FLUID HANDLING STRUCTURE, A LITHOGRAPHIC APPARATUS AND A DEVICE MANUFACTURING METHOD [patent_app_type] => utility [patent_app_number] => 17/112278 [patent_app_country] => US [patent_app_date] => 2020-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16693 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 17112278 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/112278
FLUID HANDLING STRUCTURE, A LITHOGRAPHIC APPARATUS AND A DEVICE MANUFACTURING METHOD Dec 3, 2020 Pending
Array ( [id] => 18094386 [patent_doc_number] => 20220412727 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-29 [patent_title] => SHAPE RECONSTRUCTION METHOD AND IMAGE MEASUREMENT DEVICE [patent_app_type] => utility [patent_app_number] => 17/780735 [patent_app_country] => US [patent_app_date] => 2020-11-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10316 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17780735 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/780735
SHAPE RECONSTRUCTION METHOD AND IMAGE MEASUREMENT DEVICE Nov 25, 2020 Pending
Array ( [id] => 18122536 [patent_doc_number] => 20230008139 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-12 [patent_title] => OVERLAY MEASUREMENT SYSTEM USING LOCK-IN AMPLIFIER TECHNIQUE [patent_app_type] => utility [patent_app_number] => 17/782622 [patent_app_country] => US [patent_app_date] => 2020-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12615 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17782622 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/782622
OVERLAY MEASUREMENT SYSTEM USING LOCK-IN AMPLIFIER TECHNIQUE Nov 17, 2020 Pending
Array ( [id] => 17666706 [patent_doc_number] => 11360398 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-14 [patent_title] => System and method for tilt calculation based on overlay metrology measurements [patent_app_type] => utility [patent_app_number] => 17/087417 [patent_app_country] => US [patent_app_date] => 2020-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 9825 [patent_no_of_claims] => 45 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17087417 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/087417
System and method for tilt calculation based on overlay metrology measurements Nov 1, 2020 Issued
Array ( [id] => 16809946 [patent_doc_number] => 20210132501 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-06 [patent_title] => DIGITAL EXPOSURE MACHINE AND EXPOSURE CONTROL METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 17/083979 [patent_app_country] => US [patent_app_date] => 2020-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10269 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17083979 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/083979
Digital exposure machine and exposure control method thereof Oct 28, 2020 Issued
Array ( [id] => 16622719 [patent_doc_number] => 20210041372 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-11 [patent_title] => APPARATUS FOR INSPECTING OBJECT SURFACE [patent_app_type] => utility [patent_app_number] => 17/079668 [patent_app_country] => US [patent_app_date] => 2020-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5274 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 17079668 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/079668
Apparatus for inspecting object surface Oct 25, 2020 Issued
Array ( [id] => 17651070 [patent_doc_number] => 11353795 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-07 [patent_title] => Light source apparatus, optical apparatus, exposure apparatus, device manufacturing method, illuminating method, exposure method, and method for manufacturing optical apparatus [patent_app_type] => utility [patent_app_number] => 17/034954 [patent_app_country] => US [patent_app_date] => 2020-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 14508 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 238 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17034954 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/034954
Light source apparatus, optical apparatus, exposure apparatus, device manufacturing method, illuminating method, exposure method, and method for manufacturing optical apparatus Sep 27, 2020 Issued
Array ( [id] => 17947049 [patent_doc_number] => 20220334068 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-20 [patent_title] => METHOD FOR EVALUATING THE OPTICAL QUALITY OF A DELINEATED REGION OF A GLAZING [patent_app_type] => utility [patent_app_number] => 17/764393 [patent_app_country] => US [patent_app_date] => 2020-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5768 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 218 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17764393 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/764393
METHOD FOR EVALUATING THE OPTICAL QUALITY OF A DELINEATED REGION OF A GLAZING Sep 24, 2020 Pending
Array ( [id] => 16751215 [patent_doc_number] => 20210103224 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-08 [patent_title] => COATING AND DEVELOPING APPARATUS AND COATING AND DEVELOPING METHOD [patent_app_type] => utility [patent_app_number] => 17/030735 [patent_app_country] => US [patent_app_date] => 2020-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10670 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 252 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17030735 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/030735
Coating and developing apparatus and coating and developing method Sep 23, 2020 Issued
Array ( [id] => 16751216 [patent_doc_number] => 20210103225 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-08 [patent_title] => COATING AND DEVELOPING APPARATUS AND COATING AND DEVELOPING METHOD [patent_app_type] => utility [patent_app_number] => 17/030810 [patent_app_country] => US [patent_app_date] => 2020-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12309 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 357 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17030810 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/030810
Coating and developing apparatus and coating and developing method Sep 23, 2020 Issued
Array ( [id] => 16713694 [patent_doc_number] => 20210080841 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-18 [patent_title] => PROJECTION EXPOSURE APPARATUS FOR SEMICONDUCTOR LITHOGRAPHY [patent_app_type] => utility [patent_app_number] => 17/023961 [patent_app_country] => US [patent_app_date] => 2020-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6295 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [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] => 17023961 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/023961
Projection exposure apparatus for semiconductor lithography Sep 16, 2020 Issued
Array ( [id] => 16721764 [patent_doc_number] => 20210088911 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-25 [patent_title] => EXPOSURE DEVICE [patent_app_type] => utility [patent_app_number] => 17/020959 [patent_app_country] => US [patent_app_date] => 2020-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16691 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17020959 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/020959
Exposure device Sep 14, 2020 Issued
Array ( [id] => 19052678 [patent_doc_number] => 20240094647 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-21 [patent_title] => PATTERNING DEVICE CONDITIONING SYSTEM AND METHOD [patent_app_type] => utility [patent_app_number] => 17/768881 [patent_app_country] => US [patent_app_date] => 2020-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10575 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17768881 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/768881
PATTERNING DEVICE CONDITIONING SYSTEM AND METHOD Sep 13, 2020 Pending
Array ( [id] => 17098467 [patent_doc_number] => 20210286258 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-16 [patent_title] => PELLICLE TRANSFER APPARATUS AND METHOD [patent_app_type] => utility [patent_app_number] => 17/014561 [patent_app_country] => US [patent_app_date] => 2020-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8408 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17014561 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/014561
Pellicle transfer apparatus and method Sep 7, 2020 Issued
Array ( [id] => 17572478 [patent_doc_number] => 11320745 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-03 [patent_title] => Measuring a process parameter for a manufacturing process involving lithography [patent_app_type] => utility [patent_app_number] => 17/012705 [patent_app_country] => US [patent_app_date] => 2020-09-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 12866 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17012705 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/012705
Measuring a process parameter for a manufacturing process involving lithography Sep 3, 2020 Issued
Array ( [id] => 16751109 [patent_doc_number] => 20210103118 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-08 [patent_title] => OPTICAL APPARATUS [patent_app_type] => utility [patent_app_number] => 17/003284 [patent_app_country] => US [patent_app_date] => 2020-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10725 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 259 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17003284 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/003284
Optical apparatus Aug 25, 2020 Issued
Array ( [id] => 17288009 [patent_doc_number] => 11204556 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-12-21 [patent_title] => Apparatus and method for monitoring reflectivity of the collector for extreme ultraviolet radiation source [patent_app_type] => utility [patent_app_number] => 16/995759 [patent_app_country] => US [patent_app_date] => 2020-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 7223 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [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] => 16995759 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/995759
Apparatus and method for monitoring reflectivity of the collector for extreme ultraviolet radiation source Aug 16, 2020 Issued
Array ( [id] => 16469905 [patent_doc_number] => 20200371442 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-26 [patent_title] => EXTREME ULTRAVIOLET LIGHT GENERATION APPARATUS AND ELECTRONIC DEVICE MANUFACTURING METHOD [patent_app_type] => utility [patent_app_number] => 16/989328 [patent_app_country] => US [patent_app_date] => 2020-08-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19355 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16989328 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/989328
Extreme ultraviolet light generation apparatus and electronic device manufacturing method Aug 9, 2020 Issued
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