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] => 16507820 [patent_doc_number] => 20200387076 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-10 [patent_title] => Optical Measurement Method and Sensor Apparatus [patent_app_type] => utility [patent_app_number] => 16/959715 [patent_app_country] => US [patent_app_date] => 2018-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8283 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 16959715 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/959715
Optical Measurement Method and Sensor Apparatus Dec 9, 2018 Abandoned
Array ( [id] => 16809950 [patent_doc_number] => 20210132505 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-06 [patent_title] => Lithographic Apparatus and Method [patent_app_type] => utility [patent_app_number] => 16/959702 [patent_app_country] => US [patent_app_date] => 2018-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7086 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 16959702 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/959702
Lithographic apparatus and method Nov 28, 2018 Issued
Array ( [id] => 18981737 [patent_doc_number] => 11906907 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-20 [patent_title] => Apparatus and method for determining a condition associated with a pellicle [patent_app_type] => utility [patent_app_number] => 16/765339 [patent_app_country] => US [patent_app_date] => 2018-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 18 [patent_no_of_words] => 21268 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16765339 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/765339
Apparatus and method for determining a condition associated with a pellicle Nov 26, 2018 Issued
Array ( [id] => 14281203 [patent_doc_number] => 20190137886 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-05-09 [patent_title] => EXPOSURE METHOD AND APPARATUS, AND METHOD FOR FABRICATING DEVICE WITH LIGHT AMOUNT DISTRIBUTION HAVING LIGHT LARGER IN FOUR AREAS [patent_app_type] => utility [patent_app_number] => 16/199964 [patent_app_country] => US [patent_app_date] => 2018-11-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 28387 [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] => 16199964 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/199964
EXPOSURE METHOD AND APPARATUS, AND METHOD FOR FABRICATING DEVICE WITH LIGHT AMOUNT DISTRIBUTION HAVING LIGHT LARGER IN FOUR AREAS Nov 25, 2018 Abandoned
Array ( [id] => 15669661 [patent_doc_number] => 10599055 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-03-24 [patent_title] => Self aligning systems and methods for lithography systems [patent_app_type] => utility [patent_app_number] => 16/192591 [patent_app_country] => US [patent_app_date] => 2018-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 4739 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 210 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16192591 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/192591
Self aligning systems and methods for lithography systems Nov 14, 2018 Issued
Array ( [id] => 15819665 [patent_doc_number] => 10635007 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-04-28 [patent_title] => Apparatus and method for aligning integrated circuit layers using multiple grating materials [patent_app_type] => utility [patent_app_number] => 16/188814 [patent_app_country] => US [patent_app_date] => 2018-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 6640 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16188814 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/188814
Apparatus and method for aligning integrated circuit layers using multiple grating materials Nov 12, 2018 Issued
Array ( [id] => 14234273 [patent_doc_number] => 20190129309 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-05-02 [patent_title] => DIRECT EXPOSURE MACHINE WITHOUT MASK [patent_app_type] => utility [patent_app_number] => 16/177032 [patent_app_country] => US [patent_app_date] => 2018-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2325 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16177032 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/177032
DIRECT EXPOSURE MACHINE WITHOUT MASK Oct 30, 2018 Abandoned
Array ( [id] => 13991041 [patent_doc_number] => 20190064678 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-02-28 [patent_title] => EXPOSURE APPARATUS AND DEVICE FABRICATION METHOD [patent_app_type] => utility [patent_app_number] => 16/172161 [patent_app_country] => US [patent_app_date] => 2018-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15932 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16172161 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/172161
EXPOSURE APPARATUS AND DEVICE FABRICATION METHOD Oct 25, 2018 Abandoned
Array ( [id] => 15621077 [patent_doc_number] => 20200080943 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-03-12 [patent_title] => LIGHT ATTENUATION DEVICE FOR HIGH POWER UV INSPECTION TOOL [patent_app_type] => utility [patent_app_number] => 16/147558 [patent_app_country] => US [patent_app_date] => 2018-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3892 [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] => 16147558 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/147558
Light attenuation device for high power UV inspection tool Sep 27, 2018 Issued
Array ( [id] => 14134901 [patent_doc_number] => 20190101840 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-04-04 [patent_title] => Method and Apparatus for Determining Alignment Properties of a Beam of Radiation [patent_app_type] => utility [patent_app_number] => 16/131450 [patent_app_country] => US [patent_app_date] => 2018-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15382 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 16131450 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/131450
Method and apparatus for determining alignment properties of a beam of radiation Sep 13, 2018 Issued
Array ( [id] => 15386177 [patent_doc_number] => 10534272 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-01-14 [patent_title] => Method of fabricating reticle [patent_app_type] => utility [patent_app_number] => 16/127017 [patent_app_country] => US [patent_app_date] => 2018-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 18 [patent_no_of_words] => 4757 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16127017 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/127017
Method of fabricating reticle Sep 9, 2018 Issued
Array ( [id] => 14075841 [patent_doc_number] => 20190086808 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-03-21 [patent_title] => EXPOSURE DEVICE, SUBSTRATE PROCESSING APPARATUS, EXPOSURE METHOD AND SUBSTRATE PROCESSING METHOD [patent_app_type] => utility [patent_app_number] => 16/124331 [patent_app_country] => US [patent_app_date] => 2018-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17606 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16124331 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/124331
Exposure device, substrate processing apparatus, exposure method and substrate processing method Sep 6, 2018 Issued
Array ( [id] => 14797475 [patent_doc_number] => 10401739 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-09-03 [patent_title] => Method of aligning a pair of complementary diffraction patterns and associated metrology method and apparatus [patent_app_type] => utility [patent_app_number] => 16/124492 [patent_app_country] => US [patent_app_date] => 2018-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 13 [patent_no_of_words] => 9205 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16124492 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/124492
Method of aligning a pair of complementary diffraction patterns and associated metrology method and apparatus Sep 6, 2018 Issued
Array ( [id] => 16370654 [patent_doc_number] => 10802405 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-10-13 [patent_title] => Radiation source for lithography exposure process [patent_app_type] => utility [patent_app_number] => 16/124357 [patent_app_country] => US [patent_app_date] => 2018-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 6349 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [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] => 16124357 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/124357
Radiation source for lithography exposure process Sep 6, 2018 Issued
Array ( [id] => 14810625 [patent_doc_number] => 20190271922 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-09-05 [patent_title] => EXPOSURE APPARATUS, EXPOSURE METHOD, AND SEMICONDUCTOR DEVICE MANUFACTURING METHOD [patent_app_type] => utility [patent_app_number] => 16/123304 [patent_app_country] => US [patent_app_date] => 2018-09-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7512 [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] => 16123304 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/123304
Exposure apparatus, exposure method, and semiconductor device manufacturing method Sep 5, 2018 Issued
Array ( [id] => 16587516 [patent_doc_number] => 20210021918 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-21 [patent_title] => METHOD FOR DISPLACEMENT MEASUREMENT IN A DRIVER AND SPEAKER [patent_app_type] => utility [patent_app_number] => 17/040651 [patent_app_country] => US [patent_app_date] => 2018-09-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5030 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17040651 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/040651
METHOD FOR DISPLACEMENT MEASUREMENT IN A DRIVER AND SPEAKER Sep 5, 2018 Pending
Array ( [id] => 15011697 [patent_doc_number] => 10451983 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-10-22 [patent_title] => Exposure apparatus and method of fabricating semiconductor device using the same [patent_app_type] => utility [patent_app_number] => 16/122315 [patent_app_country] => US [patent_app_date] => 2018-09-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 5978 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16122315 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/122315
Exposure apparatus and method of fabricating semiconductor device using the same Sep 4, 2018 Issued
Array ( [id] => 17076310 [patent_doc_number] => 11112705 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-09-07 [patent_title] => Motor, dual stroke stage and lithographic apparatus [patent_app_type] => utility [patent_app_number] => 16/756629 [patent_app_country] => US [patent_app_date] => 2018-09-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 9809 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 245 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16756629 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/756629
Motor, dual stroke stage and lithographic apparatus Sep 4, 2018 Issued
Array ( [id] => 16284693 [patent_doc_number] => 20200278295 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-09-03 [patent_title] => Beam Pointing Monitor and Compensation Systems [patent_app_type] => utility [patent_app_number] => 16/645850 [patent_app_country] => US [patent_app_date] => 2018-09-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16211 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 16645850 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/645850
Beam Pointing Monitor and Compensation Systems Sep 3, 2018 Abandoned
Array ( [id] => 16477304 [patent_doc_number] => 10852243 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-12-01 [patent_title] => Apparatus for inspecting object surface [patent_app_type] => utility [patent_app_number] => 16/120551 [patent_app_country] => US [patent_app_date] => 2018-09-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 5272 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 321 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16120551 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/120551
Apparatus for inspecting object surface Sep 3, 2018 Issued
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