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] => 17387408 [patent_doc_number] => 20220035260 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-03 [patent_title] => EXPOSING APPARATUS AND METHOD FOR MANUFACTURING ARTICLE [patent_app_type] => utility [patent_app_number] => 17/385752 [patent_app_country] => US [patent_app_date] => 2021-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8181 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17385752 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/385752
EXPOSING APPARATUS AND METHOD FOR MANUFACTURING ARTICLE Jul 25, 2021 Pending
Array ( [id] => 17216065 [patent_doc_number] => 20210349403 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-11 [patent_title] => Method of Determining a Characteristic of a Structure, and Metrology Apparatus [patent_app_type] => utility [patent_app_number] => 17/383086 [patent_app_country] => US [patent_app_date] => 2021-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14690 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17383086 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/383086
Method of Determining a Characteristic of a Structure, and Metrology Apparatus Jul 21, 2021 Pending
Array ( [id] => 18188957 [patent_doc_number] => 11579539 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-02-14 [patent_title] => Method and apparatus for improving critical dimension variation [patent_app_type] => utility [patent_app_number] => 17/380633 [patent_app_country] => US [patent_app_date] => 2021-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 6022 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17380633 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/380633
Method and apparatus for improving critical dimension variation Jul 19, 2021 Issued
Array ( [id] => 17906927 [patent_doc_number] => 11460779 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-10-04 [patent_title] => Gamma ray generator and gamma ray lithography system [patent_app_type] => utility [patent_app_number] => 17/378801 [patent_app_country] => US [patent_app_date] => 2021-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 12 [patent_no_of_words] => 6515 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 40 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17378801 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/378801
Gamma ray generator and gamma ray lithography system Jul 18, 2021 Issued
Array ( [id] => 17189544 [patent_doc_number] => 20210336429 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-28 [patent_title] => PROTECTION DEVICE FOR LINES IN A PROJECTION PRINTING INSTALLATION FOR SEMICONDUCTOR LITHOGRAPHY [patent_app_type] => utility [patent_app_number] => 17/370391 [patent_app_country] => US [patent_app_date] => 2021-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3988 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 17370391 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/370391
PROTECTION DEVICE FOR LINES IN A PROJECTION PRINTING INSTALLATION FOR SEMICONDUCTOR LITHOGRAPHY Jul 7, 2021 Pending
Array ( [id] => 18933703 [patent_doc_number] => 11886126 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-30 [patent_title] => Apparatus and method for removing a single particulate from a substrate [patent_app_type] => utility [patent_app_number] => 17/369900 [patent_app_country] => US [patent_app_date] => 2021-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 21 [patent_no_of_words] => 15619 [patent_no_of_claims] => 39 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17369900 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/369900
Apparatus and method for removing a single particulate from a substrate Jul 6, 2021 Issued
Array ( [id] => 18981637 [patent_doc_number] => 11906806 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-20 [patent_title] => Imaging lens check and active alignment method to maintain consistent rear focusing distance for an autofocus lens [patent_app_type] => utility [patent_app_number] => 17/363708 [patent_app_country] => US [patent_app_date] => 2021-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 8542 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17363708 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/363708
Imaging lens check and active alignment method to maintain consistent rear focusing distance for an autofocus lens Jun 29, 2021 Issued
Array ( [id] => 17316493 [patent_doc_number] => 20210405542 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-30 [patent_title] => COMPENSATION OF CREEP EFFECTS IN AN IMAGING DEVICE [patent_app_type] => utility [patent_app_number] => 17/354160 [patent_app_country] => US [patent_app_date] => 2021-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9821 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 241 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17354160 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/354160
Compensation of creep effects in an imaging device Jun 21, 2021 Issued
Array ( [id] => 17143388 [patent_doc_number] => 20210311401 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-07 [patent_title] => METROLOGY TARGET FOR SCANNING METROLOGY [patent_app_type] => utility [patent_app_number] => 17/354307 [patent_app_country] => US [patent_app_date] => 2021-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8420 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17354307 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/354307
METROLOGY TARGET FOR SCANNING METROLOGY Jun 21, 2021 Pending
Array ( [id] => 17506998 [patent_doc_number] => 20220100101 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-31 [patent_title] => PROTECTIVE RING STRUCTURE FOR VACUUM INTERFACE AND METHOD OF USING THE SAME [patent_app_type] => utility [patent_app_number] => 17/345242 [patent_app_country] => US [patent_app_date] => 2021-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7816 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17345242 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/345242
PROTECTIVE RING STRUCTURE FOR VACUUM INTERFACE AND METHOD OF USING THE SAME Jun 10, 2021 Pending
Array ( [id] => 17801600 [patent_doc_number] => 11415897 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-16 [patent_title] => Calibrating stochastic signals in compact modeling [patent_app_type] => utility [patent_app_number] => 17/339179 [patent_app_country] => US [patent_app_date] => 2021-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 18 [patent_no_of_words] => 11811 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17339179 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/339179
Calibrating stochastic signals in compact modeling Jun 3, 2021 Issued
Array ( [id] => 18059560 [patent_doc_number] => 20220390646 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-08 [patent_title] => OPTICAL TRACKING DEVICE [patent_app_type] => utility [patent_app_number] => 17/336326 [patent_app_country] => US [patent_app_date] => 2021-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4239 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17336326 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/336326
OPTICAL TRACKING DEVICE Jun 1, 2021 Pending
Array ( [id] => 18118835 [patent_doc_number] => 11550225 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-01-10 [patent_title] => EUV radiation source, insert for an EUV radiation source and insert for an insert for an EUV radiation source [patent_app_type] => utility [patent_app_number] => 17/336480 [patent_app_country] => US [patent_app_date] => 2021-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3873 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17336480 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/336480
EUV radiation source, insert for an EUV radiation source and insert for an insert for an EUV radiation source Jun 1, 2021 Issued
Array ( [id] => 17098481 [patent_doc_number] => 20210286272 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-16 [patent_title] => METHOD FOR TEMPERATURE CONTROL OF A COMPONENT [patent_app_type] => utility [patent_app_number] => 17/332311 [patent_app_country] => US [patent_app_date] => 2021-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3991 [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] => 17332311 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/332311
Method for temperature control of a component May 26, 2021 Issued
Array ( [id] => 17714901 [patent_doc_number] => 11378892 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-07-05 [patent_title] => Overlay-shift measurement system [patent_app_type] => utility [patent_app_number] => 17/329772 [patent_app_country] => US [patent_app_date] => 2021-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 41 [patent_figures_cnt] => 52 [patent_no_of_words] => 12833 [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] => 17329772 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/329772
Overlay-shift measurement system May 24, 2021 Issued
Array ( [id] => 17511232 [patent_doc_number] => 20220104336 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-31 [patent_title] => EXTREME ULTRAVIOLET LIGHT SOURCE SYSTEMS [patent_app_type] => utility [patent_app_number] => 17/325327 [patent_app_country] => US [patent_app_date] => 2021-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4995 [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] => 17325327 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/325327
Extreme ultraviolet light source systems May 19, 2021 Issued
Array ( [id] => 19061508 [patent_doc_number] => 11940737 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-26 [patent_title] => Method of fabricating reticle [patent_app_type] => utility [patent_app_number] => 17/315087 [patent_app_country] => US [patent_app_date] => 2021-05-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 18 [patent_no_of_words] => 4807 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17315087 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/315087
Method of fabricating reticle May 6, 2021 Issued
Array ( [id] => 18795300 [patent_doc_number] => 11829073 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-28 [patent_title] => Large area self imaging lithography based on broadband light source [patent_app_type] => utility [patent_app_number] => 17/306527 [patent_app_country] => US [patent_app_date] => 2021-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 12 [patent_no_of_words] => 6232 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17306527 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/306527
Large area self imaging lithography based on broadband light source May 2, 2021 Issued
Array ( [id] => 17408522 [patent_doc_number] => 11249402 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-02-15 [patent_title] => Adjustable retardance compensator for self-referencing interferometer devices [patent_app_type] => utility [patent_app_number] => 17/231446 [patent_app_country] => US [patent_app_date] => 2021-04-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 23 [patent_no_of_words] => 14739 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17231446 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/231446
Adjustable retardance compensator for self-referencing interferometer devices Apr 14, 2021 Issued
Array ( [id] => 16978797 [patent_doc_number] => 20210223034 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-22 [patent_title] => VEHICLE WHEEL ALIGNMENT MEASUREMENT SYSTEM CAMERA AND ADAS CALIBRATION SUPPORT STRUCTURE [patent_app_type] => utility [patent_app_number] => 17/220268 [patent_app_country] => US [patent_app_date] => 2021-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4689 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17220268 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/220268
Vehicle wheel alignment measurement system camera and ADAS calibration support structure Mar 31, 2021 Issued
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