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] => 18787606 [patent_doc_number] => 20230375945 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-23 [patent_title] => WORKPIECE SUPPORT [patent_app_type] => utility [patent_app_number] => 17/749037 [patent_app_country] => US [patent_app_date] => 2022-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7793 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17749037 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/749037
WORKPIECE SUPPORT May 18, 2022 Pending
Array ( [id] => 18192513 [patent_doc_number] => 20230046032 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-16 [patent_title] => SEMICONDUCTOR PROCESSING TOOL AND METHODS OF OPERATION [patent_app_type] => utility [patent_app_number] => 17/662908 [patent_app_country] => US [patent_app_date] => 2022-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16116 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17662908 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/662908
Semiconductor processing tool and methods of operation May 10, 2022 Issued
Array ( [id] => 19044997 [patent_doc_number] => 11934104 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-19 [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] => 17/737610 [patent_app_country] => US [patent_app_date] => 2022-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 14704 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 276 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17737610 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/737610
Light source apparatus, optical apparatus, exposure apparatus, device manufacturing method, illuminating method, exposure method, and method for manufacturing optical apparatus May 4, 2022 Issued
Array ( [id] => 17991631 [patent_doc_number] => 20220357668 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-10 [patent_title] => METHOD AND APPARATUS FOR GREYSCALE LITHOGRAPHY [patent_app_type] => utility [patent_app_number] => 17/661927 [patent_app_country] => US [patent_app_date] => 2022-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3204 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17661927 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/661927
METHOD AND APPARATUS FOR GREYSCALE LITHOGRAPHY May 3, 2022 Pending
Array ( [id] => 18421520 [patent_doc_number] => 20230175983 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-08 [patent_title] => PROCESS WINDOW QUALIFICATION MODULATION LAYOUTS [patent_app_type] => utility [patent_app_number] => 17/730116 [patent_app_country] => US [patent_app_date] => 2022-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8397 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17730116 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/730116
PROCESS WINDOW QUALIFICATION MODULATION LAYOUTS Apr 25, 2022 Pending
Array ( [id] => 17947479 [patent_doc_number] => 20220334498 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-20 [patent_title] => HIGH UNIFORMITY TELECENTRIC ILLUMINATOR [patent_app_type] => utility [patent_app_number] => 17/718476 [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] => 8768 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17718476 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/718476
High uniformity telecentric illuminator Apr 11, 2022 Issued
Array ( [id] => 17777696 [patent_doc_number] => 20220244045 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-04 [patent_title] => VEHICLE WHEEL ALIGNMENT MEASUREMENT SYSTEM CAMERA AND ADAS CALIBRATION SUPPORT STRUCTURE [patent_app_type] => utility [patent_app_number] => 17/719124 [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] => 4728 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17719124 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/719124
Vehicle wheel alignment measurement system camera and ADAS calibration support structure Apr 11, 2022 Issued
Array ( [id] => 17868854 [patent_doc_number] => 20220291591 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-15 [patent_title] => PROLONGING OPTICAL ELEMENT LIFETIME IN AN EUV LITHOGRAPHY SYSTEM [patent_app_type] => utility [patent_app_number] => 17/715641 [patent_app_country] => US [patent_app_date] => 2022-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15019 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17715641 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/715641
Prolonging optical element lifetime in an EUV lithography system Apr 6, 2022 Issued
Array ( [id] => 18911632 [patent_doc_number] => 11874609 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-16 [patent_title] => Temperature control device and temperature control method [patent_app_type] => utility [patent_app_number] => 17/712378 [patent_app_country] => US [patent_app_date] => 2022-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 6106 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 239 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17712378 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/712378
Temperature control device and temperature control method Apr 3, 2022 Issued
Array ( [id] => 18493176 [patent_doc_number] => 11698590 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-07-11 [patent_title] => Collector mirror and apparatus for creating extreme ultraviolet light including the same [patent_app_type] => utility [patent_app_number] => 17/709534 [patent_app_country] => US [patent_app_date] => 2022-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 4451 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17709534 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/709534
Collector mirror and apparatus for creating extreme ultraviolet light including the same Mar 30, 2022 Issued
Array ( [id] => 17931496 [patent_doc_number] => 20220326621 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-13 [patent_title] => LAMP, LIGHT SOURCE DEVICE, EXPOSURE APPARATUS, AND ARTICLE MANUFACTURING METHOD [patent_app_type] => utility [patent_app_number] => 17/704213 [patent_app_country] => US [patent_app_date] => 2022-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6824 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17704213 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/704213
Lamp, light source device, exposure apparatus, and article manufacturing method Mar 24, 2022 Issued
Array ( [id] => 18479590 [patent_doc_number] => 11693326 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-07-04 [patent_title] => System and method for dynamically controlling temperature of thermostatic reticles [patent_app_type] => utility [patent_app_number] => 17/692356 [patent_app_country] => US [patent_app_date] => 2022-03-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 12 [patent_no_of_words] => 10907 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 191 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17692356 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/692356
System and method for dynamically controlling temperature of thermostatic reticles Mar 10, 2022 Issued
Array ( [id] => 17658863 [patent_doc_number] => 20220179328 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-09 [patent_title] => CLEANING A STRUCTURE SURFACE IN AN EUV CHAMBER [patent_app_type] => utility [patent_app_number] => 17/680784 [patent_app_country] => US [patent_app_date] => 2022-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19498 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17680784 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/680784
CLEANING A STRUCTURE SURFACE IN AN EUV CHAMBER Feb 24, 2022 Pending
Array ( [id] => 17612783 [patent_doc_number] => 20220155062 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-19 [patent_title] => MEASUREMENT SYSTEM, SUBSTRATE PROCESSING SYSTEM, AND DEVICE MANUFACTURING METHOD [patent_app_type] => utility [patent_app_number] => 17/665638 [patent_app_country] => US [patent_app_date] => 2022-02-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 34920 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17665638 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/665638
MEASUREMENT SYSTEM, SUBSTRATE PROCESSING SYSTEM, AND DEVICE MANUFACTURING METHOD Feb 6, 2022 Pending
Array ( [id] => 17612784 [patent_doc_number] => 20220155063 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-19 [patent_title] => VEHICLE WHEEL ALIGNMENT MEASUREMENT SYSTEM CAMERA AND ADAS CALIBRATION SUPPORT STRUCTURE [patent_app_type] => utility [patent_app_number] => 17/649865 [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] => 4712 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17649865 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/649865
Vehicle wheel alignment measurement system camera and ADAS calibration support structure Feb 2, 2022 Issued
Array ( [id] => 17580358 [patent_doc_number] => 20220137213 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-05 [patent_title] => LIGHT EMITTING APPARATUS AND OPTICAL APPARATUS [patent_app_type] => utility [patent_app_number] => 17/578763 [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] => 2730 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17578763 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/578763
LIGHT EMITTING APPARATUS AND OPTICAL APPARATUS Jan 18, 2022 Pending
Array ( [id] => 17816867 [patent_doc_number] => 11422474 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-08-23 [patent_title] => Dynamic illumination method based on scan exposure machine [patent_app_type] => utility [patent_app_number] => 17/575848 [patent_app_country] => US [patent_app_date] => 2022-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 2584 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 233 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17575848 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/575848
Dynamic illumination method based on scan exposure machine Jan 13, 2022 Issued
Array ( [id] => 17535033 [patent_doc_number] => 20220113642 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-14 [patent_title] => TARGET DEBRIS COLLECTION DEVICE AND EXTREME ULTRAVIOLET LIGHT SOURCE APPARATUS INCLUDING THE SAME [patent_app_type] => utility [patent_app_number] => 17/555985 [patent_app_country] => US [patent_app_date] => 2021-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4903 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 180 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17555985 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/555985
Target debris collection device and extreme ultraviolet light source apparatus including the same Dec 19, 2021 Issued
Array ( [id] => 19242795 [patent_doc_number] => 12013224 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-18 [patent_title] => Contactless displacement sensor employing flexible photoelectric nanofilm [patent_app_type] => utility [patent_app_number] => 17/553728 [patent_app_country] => US [patent_app_date] => 2021-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2812 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 344 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17553728 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/553728
Contactless displacement sensor employing flexible photoelectric nanofilm Dec 15, 2021 Issued
Array ( [id] => 18006675 [patent_doc_number] => 20220365441 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-17 [patent_title] => MULTI-CHANNEL DEVICE AND METHOD FOR MEASURING DISTORTION AND MAGNIFICATION OF OBJECTIVE LENS [patent_app_type] => utility [patent_app_number] => 17/547179 [patent_app_country] => US [patent_app_date] => 2021-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7441 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 382 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17547179 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/547179
Multi-channel device and method for measuring distortion and magnification of objective lens Dec 8, 2021 Issued
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