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] => 16995401 [patent_doc_number] => 20210233821 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-29 [patent_title] => MULTI-LAYERED MOIRE TARGETS AND METHODS FOR USING THE SAME IN MEASURING MISREGISTRATION OF SEMICONDUCTOR DEVICES [patent_app_type] => utility [patent_app_number] => 16/760797 [patent_app_country] => US [patent_app_date] => 2020-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 70267 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -33 [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] => 16760797 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/760797
MULTI-LAYERED MOIRE TARGETS AND METHODS FOR USING THE SAME IN MEASURING MISREGISTRATION OF SEMICONDUCTOR DEVICES Mar 26, 2020 Pending
Array ( [id] => 16159855 [patent_doc_number] => 20200218160 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-09 [patent_title] => METHOD FOR CHARACTERISING AT LEAST ONE OPTICAL COMPONENT OF A PROJECTION EXPOSURE APPARATUS [patent_app_type] => utility [patent_app_number] => 16/825740 [patent_app_country] => US [patent_app_date] => 2020-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10257 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16825740 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/825740
METHOD FOR CHARACTERISING AT LEAST ONE OPTICAL COMPONENT OF A PROJECTION EXPOSURE APPARATUS Mar 19, 2020 Abandoned
Array ( [id] => 17091229 [patent_doc_number] => 11119413 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-09-14 [patent_title] => Imaging optical unit for imaging an object field into an image field [patent_app_type] => utility [patent_app_number] => 16/821267 [patent_app_country] => US [patent_app_date] => 2020-03-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 9929 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16821267 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/821267
Imaging optical unit for imaging an object field into an image field Mar 16, 2020 Issued
Array ( [id] => 17279166 [patent_doc_number] => 20210385364 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-09 [patent_title] => TOOL MEASUREMENT DEVICE FOR A MACHINE TOOL [patent_app_type] => utility [patent_app_number] => 17/432014 [patent_app_country] => US [patent_app_date] => 2020-03-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7815 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17432014 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/432014
TOOL MEASUREMENT DEVICE FOR A MACHINE TOOL Mar 10, 2020 Pending
Array ( [id] => 16115485 [patent_doc_number] => 20200209765 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-02 [patent_title] => EXTREME ULTRAVIOLET LIGHT GENERATION DEVICE AND TARGET SUPPLY DEVICE [patent_app_type] => utility [patent_app_number] => 16/812831 [patent_app_country] => US [patent_app_date] => 2020-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14191 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 16812831 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/812831
Extreme ultraviolet light generation device and target supply device Mar 8, 2020 Issued
Array ( [id] => 16801122 [patent_doc_number] => 10996053 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-05-04 [patent_title] => Vehicle wheel alignment measurement system camera and ADAS calibration support structure [patent_app_type] => utility [patent_app_number] => 16/813329 [patent_app_country] => US [patent_app_date] => 2020-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4670 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 198 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16813329 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/813329
Vehicle wheel alignment measurement system camera and ADAS calibration support structure Mar 8, 2020 Issued
Array ( [id] => 16076491 [patent_doc_number] => 20200192232 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-18 [patent_title] => EXPOSURE APPARATUS, FLAT PANEL DISPLAY MANUFACTURING METHOD, AND DEVICE MANUFACTURING METHOD [patent_app_type] => utility [patent_app_number] => 16/797602 [patent_app_country] => US [patent_app_date] => 2020-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 25220 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -25 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16797602 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/797602
Exposure apparatus, flat panel display manufacturing method, and device manufacturing method Feb 20, 2020 Issued
Array ( [id] => 17596676 [patent_doc_number] => 20220146250 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-12 [patent_title] => DETECTOR WITH A PROJECTOR FOR ILLUMINATING AT LEAST ONE OBJECT [patent_app_type] => utility [patent_app_number] => 17/431921 [patent_app_country] => US [patent_app_date] => 2020-02-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 43548 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 335 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17431921 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/431921
DETECTOR WITH A PROJECTOR FOR ILLUMINATING AT LEAST ONE OBJECT Feb 19, 2020 Pending
Array ( [id] => 18181605 [patent_doc_number] => 20230042334 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-09 [patent_title] => DATA INSPECTION FOR DIGITAL LITHOGRAPHY FOR HVM USING OFFLINE AND INLINE APPROACH [patent_app_type] => utility [patent_app_number] => 17/792667 [patent_app_country] => US [patent_app_date] => 2020-02-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5064 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17792667 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/792667
Data inspection for digital lithography for HVM using offline and inline approach Feb 17, 2020 Issued
Array ( [id] => 17613165 [patent_doc_number] => 20220155445 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-19 [patent_title] => MEASUREMENT SYSTEM FOR OPTICAL MEASUREMENT [patent_app_type] => utility [patent_app_number] => 17/435598 [patent_app_country] => US [patent_app_date] => 2020-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2618 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 17435598 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/435598
MEASUREMENT SYSTEM FOR OPTICAL MEASUREMENT Jan 30, 2020 Pending
Array ( [id] => 16224461 [patent_doc_number] => 20200249578 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-08-06 [patent_title] => METHOD AND APPARATUS FOR SOURCE MASK OPTIMIZATION CONFIGURED TO INCREASE SCANNER THROUGHPUT FOR A PATTERNING PROCESS [patent_app_type] => utility [patent_app_number] => 16/777941 [patent_app_country] => US [patent_app_date] => 2020-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18479 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16777941 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/777941
Method and apparatus for source mask optimization configured to increase scanner throughput for a patterning process Jan 30, 2020 Issued
Array ( [id] => 18997469 [patent_doc_number] => 11914307 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-27 [patent_title] => Inspection apparatus lithographic apparatus measurement method [patent_app_type] => utility [patent_app_number] => 17/433897 [patent_app_country] => US [patent_app_date] => 2020-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 11100 [patent_no_of_claims] => 21 [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] => 17433897 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/433897
Inspection apparatus lithographic apparatus measurement method Jan 27, 2020 Issued
Array ( [id] => 17209083 [patent_doc_number] => 11169452 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-11-09 [patent_title] => Measurement apparatus, exposure apparatus, and method of manufacturing article [patent_app_type] => utility [patent_app_number] => 16/751388 [patent_app_country] => US [patent_app_date] => 2020-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 26 [patent_no_of_words] => 12727 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 221 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16751388 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/751388
Measurement apparatus, exposure apparatus, and method of manufacturing article Jan 23, 2020 Issued
Array ( [id] => 19106646 [patent_doc_number] => 11959735 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-16 [patent_title] => Height measuring device and beam irradiation device [patent_app_type] => utility [patent_app_number] => 16/747942 [patent_app_country] => US [patent_app_date] => 2020-01-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 11 [patent_no_of_words] => 6873 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 290 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16747942 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/747942
Height measuring device and beam irradiation device Jan 20, 2020 Issued
Array ( [id] => 16682982 [patent_doc_number] => 10942456 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-03-09 [patent_title] => Device of light source with diode array emitting high-uniformity ultraviolet [patent_app_type] => utility [patent_app_number] => 16/745475 [patent_app_country] => US [patent_app_date] => 2020-01-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1899 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 269 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16745475 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/745475
Device of light source with diode array emitting high-uniformity ultraviolet Jan 16, 2020 Issued
Array ( [id] => 15902055 [patent_doc_number] => 20200150547 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-05-14 [patent_title] => METHOD OF DETERMINING A POSITION OF A FEATURE [patent_app_type] => utility [patent_app_number] => 16/744269 [patent_app_country] => US [patent_app_date] => 2020-01-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18155 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [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] => 16744269 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/744269
Method of determining a position of a feature Jan 15, 2020 Issued
Array ( [id] => 19168325 [patent_doc_number] => 11984236 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-05-14 [patent_title] => Radiation system [patent_app_type] => utility [patent_app_number] => 16/743025 [patent_app_country] => US [patent_app_date] => 2020-01-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 29 [patent_figures_cnt] => 66 [patent_no_of_words] => 53047 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16743025 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/743025
Radiation system Jan 14, 2020 Issued
Array ( [id] => 15902053 [patent_doc_number] => 20200150546 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-05-14 [patent_title] => METHOD OF FABRICATING RETICLE [patent_app_type] => utility [patent_app_number] => 16/740256 [patent_app_country] => US [patent_app_date] => 2020-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4783 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 36 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16740256 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/740256
Method of fabricating reticle Jan 9, 2020 Issued
Array ( [id] => 16949825 [patent_doc_number] => 20210208516 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-08 [patent_title] => RETICLE STAGE FOR PREVENTING HAZE CONTAMINATION AND EXPOSURE APPARATUS HAVING THE SAME [patent_app_type] => utility [patent_app_number] => 16/736588 [patent_app_country] => US [patent_app_date] => 2020-01-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4294 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 16736588 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/736588
RETICLE STAGE FOR PREVENTING HAZE CONTAMINATION AND EXPOSURE APPARATUS HAVING THE SAME Jan 6, 2020 Abandoned
Array ( [id] => 17535027 [patent_doc_number] => 20220113636 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-14 [patent_title] => ELECTRONIC SYSTEM, ACCELEROMETER, CALIBRATION METHOD, LITHOGRAPHIC APPARATUS AND DEVICE MANUFACTURING METHOD [patent_app_type] => utility [patent_app_number] => 17/428223 [patent_app_country] => US [patent_app_date] => 2020-01-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6237 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 17428223 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/428223
Electronic system, accelerometer, calibration method, lithographic apparatus and device manufacturing method Jan 2, 2020 Issued
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